Taiwan Weather in December brings exciting and unique weather patterns that attract tourists and locals alike. With the East Asian Winter Monsoon dominating the region, temperatures fluctuate, and rainfall increases, making it an ideal time to experience Taiwan’s diverse climate. Geographically, Taiwan’s shape and location in the Taiwan Strait contribute to its distinct climate patterns, influencing temperature and humidity levels across the island. In addition, global climate phenomena such as El Niño and La Niña can significantly impact Taiwan’s weather, making it essential to understand these patterns to prepare for the varying conditions found throughout the month.
From the northern capital city of Taipei to the southern city of Kaohsiung and the eastern coastal city of Hualien, Taiwan’s December weather is shaped by its complex geography and influenced by various global climate phenomena. As a result, tourists and locals must be prepared for cold fronts, warm air masses, and increased rainfall, which can impact daily activities and travel plans. This comprehensive guide will explore the weather patterns in December, providing valuable insights for navigating Taiwan’s unique climate and staying informed about the latest weather forecasts and advisories.
Exploring Taiwan’s Climate Patterns in December
Taiwan, being a subtropical island nation in East Asia, experiences a significant variation in climate patterns throughout the year. December, being one of the winter months, marks the beginning of the dry season in Taiwan, characterized by mild temperatures and low humidity. The East Asian Winter Monsoon (EAWM) plays a crucial role in shaping Taiwan’s climate patterns during this period.
The Role of the East Asian Winter Monsoon
The EAWM is a seasonal wind pattern that originates over the Siberian high-pressure system and extends southward through the East Asian region, including Taiwan. During December, the EAWM brings cold air from the north, significantly impacting temperature fluctuations in Taiwan. The cold air mass from the north collides with the warmer air from the Pacific Ocean, resulting in temperature variations throughout the country. In northern Taiwan, temperatures can drop as low as 10°C (50°F), while in southern Taiwan, temperatures remain relatively mild, ranging from 15°C to 20°C (59°F to 68°F). This temperature difference creates a north-south gradient, with northern Taiwan experiencing colder temperatures and southern Taiwan experiencing milder temperatures.
The geographical location of Taiwan also plays a significant role in shaping its climate patterns during December. Located in the subtropics, Taiwan is situated near the intersection of the East Asian monsoon and the Pacific high-pressure system. This unique location allows for the exchange of air masses between the north and the south, resulting in the development of complex climate patterns.
The Role of the Taiwan Strait
The Taiwan Strait, which separates Taiwan from the Chinese mainland, also influences Taiwan’s climate patterns during December. The strait acts as a thermal barrier, moderating the temperature difference between the two sides. The warmer waters of the Pacific Ocean surround Taiwan, helping to maintain relatively mild temperatures, especially in the southern regions. In contrast, the colder air from the north is blocked by the mountain ranges in northern Taiwan, resulting in a more significant temperature contrast between the north and the south.
Relationship with Global Climate Phenomena
Taiwan’s climate patterns during December are also influenced by global climate phenomena such as El Niño and La Niña. El Niño events, which occur when there is an abnormal warming of the ocean waters in the eastern Pacific, can lead to an increase in rainfall and temperature in Taiwan. In contrast, La Niña events, characterized by an abnormal cooling of the ocean waters, can result in a decrease in rainfall and temperature. For example, during the 1997-1998 El Niño event, Taiwan experienced record-breaking rainfall, with some areas receiving over 1,000 mm (39 in) of precipitation. In contrast, during the 2007-2008 La Niña event, Taiwan experienced a significant decrease in rainfall, with many areas receiving less than 500 mm (20 in) of precipitation.
The Impact of El Niño and La Niña
The impact of El Niño and La Niña events on Taiwan’s climate patterns can also be observed in the region’s agriculture and hydrology. El Niño events can lead to an increase in pests and diseases, affecting agricultural productivity, while La Niña events can result in a decrease in streamflow and groundwater recharge, affecting water resources and hydroelectric power generation.
Temperature and Humidity Levels in Taiwan in December
Temperature in Taiwan in December can be quite varied, with major cities experiencing different conditions. In general, the temperature is cooler during the month, ranging from 12°C (54°F) in the northern parts of the country to 19°C (66°F) in the southern regions. However, temperature fluctuations can occur throughout the day, with a low of 6°C (43°F) and a high of 24°C (75°F) in some areas.
When comparing temperature and humidity levels across major cities in Taiwan, Taipei and other northern cities tend to be cooler and have higher humidity levels. In contrast, Kaohsiung and other southern cities experience a relatively warmer and more humid climate.
Regional Temperature and Humidity Variations in December
- Taipei and Northern Cities: Cooler temperatures around 12-16°C (54-61°F) and relatively high humidity levels.
- Kaohsiung and Southern Cities: Warmer temperatures ranging from 19-22°C (66-72°F) and relatively high humidity levels.
- Taichung and Central Cities: Temperatures around 15-18°C (59-64°F) and moderate humidity levels.
Taiwan’s geographical diversity contributes to these regional temperature and humidity differences, showcasing the importance of understanding local climate patterns for travelers and residents alike.
Relationship between Rainfall and Temperature in Taiwan in December
Taiwan’s rainfall pattern in December is characterized by the onset of the northeastern monsoon, with most rainfall concentrated in the northern parts of the country. Regional precipitation levels in Taiwan tend to vary, with the highest amounts observed in the north, followed by the central and southern regions.
According to the Central Weather Bureau (Taiwan), the average total rainfall in December is around 100-150 mm (3.9-5.9 in) for Taipei and other northern cities, while southern cities like Kaohsiung receive significantly less precipitation, around 50-70 mm (2 in-2.8 in). (Source: Central Weather Bureau, Taiwan)
Average temperature and rainfall data for major cities in Taiwan in December can be summarized in the following table:
| City | Temperature (°C) | Rainfall (mm) |
|---|---|---|
| Taipei | 14.5 | 135 |
| Kaohsiung | 20.5 | 55 |
| Taichung | 18.2 | 110 |
| Keelung | 15.8 | 140 |
It’s essential to take note of these differences when planning activities or traveling across Taiwan in December.
Wind Patterns in Taiwan in December, Taiwan weather in december
In December, Taiwan is influenced by the northeastern monsoon, which brings moist, cooler air from the Pacific Ocean. The wind direction in Taiwan during this period primarily comes from the east, affecting the entire island, with varying speed and intensity across different regions.
The significance of wind direction becomes apparent when examining the spread of weather systems across Taiwan. A stronger northeastern wind flow can lead to higher precipitation in the northern parts of the country.
Sigificance of Wind Direction for Temperature Distribution in December
The wind direction in Taiwan during December plays a vital role in influencing regional temperatures. The northeastern monsoon brings a mass of cooler air into the region, contributing to the overall decrease in temperature across the island.
The temperature distribution in Taiwan during December is largely controlled by the northeastern wind direction. In areas where the wind is stronger, the temperature tends to drop faster, while regions with weaker wind experience milder changes in temperature. (Source: Central Weather Bureau, Taiwan)
To understand the temperature variations across Taiwan, it’s crucial to take into account the impact of wind direction on regional climate patterns.
December Weather in Taiwan’s Major Cities

Taipei, the capital city of Taiwan, and other major cities experience unique weather patterns in December, making it an interesting time to explore the country’s climate diversity. As the winter season sets in, cold fronts and warm air masses interact in complex ways, resulting in varying weather conditions across different regions.
December Weather in Taipei
Taipei, located in the northern part of Taiwan, is prone to cold fronts in December, often bringing cooler temperatures and occasional rain. The temperature ranges from 14°C to 20°C (57°F to 68°F), making it an ideal time for outdoor activities like hiking and sightseeing. Warm air masses from the Pacific also influence the city’s climate, contributing to the mild winters. This combination of cold fronts and warm air masses leads to unpredictable weather patterns, with Taipei experiencing occasional temperature fluctuations.
The monthly rainfall in Taipei averages around 120 mm (4.7 in), with most of it falling in December. This precipitation, coupled with the mild temperatures, makes December a great time to visit Taiwan’s capital city. Visitors can enjoy the city’s famous night markets, try local street food, and explore the historic city center without the scorching heat of the summer months.
December Weather in Kaohsiung
Kaohsiung, Taiwan’s second-largest city, is situated in the southern part of the island and features a distinct weather pattern in December. Unlike Taipei, Kaohsiung experiences warmer temperatures, ranging from 16°C to 22°C (61°F to 72°F), due to its proximity to the East Asian coastal region. The city’s geography, with its rolling hills and coastal plain, also influences its climate, creating a microclimate that is warmer than the surrounding areas.
Kaohsiung’s rainfall in December averages around 150 mm (5.9 in), which is higher than Taipei’s. However, the rainfall is often associated with tropical storms, which can bring heavy downpours and strong winds. Despite this, Kaohsiung remains a popular tourist destination in December, attracting visitors with its beautiful harbor, scenic coastline, and vibrant city life.
December Weather in Hualien
Hualien, a coastal city on Taiwan’s east coast, is known for its mild and humid climate year-round. In December, the temperature ranges from 18°C to 24°C (64°F to 75°F), making it an ideal destination for travelers seeking warm weather and scenic coastal views. The Kuroshio Current, a warm ocean current that originates from the Philippines, plays a significant role in shaping Hualien’s climate, keeping temperatures relatively warm throughout the year.
The average rainfall in Hualien in December is around 120 mm (4.7 in), with most of it falling during the latter part of the month. This rainfall is often associated with tropical storms, which can bring strong winds and heavy rain. However, the city’s coastal location provides a natural barrier against extreme weather conditions, making it a popular destination for tourists and locals alike.
Climate Adaptations and Impacts in Taiwan During December

Taiwan’s December weather can have a significant impact on the country’s agriculture, with some crops thriving in the mild temperatures and others struggling due to the occasional cold fronts. The island’s diverse climate means that different regions face unique challenges and opportunities, requiring adaptation strategies to mitigate the effects of weather variability.
In terms of agricultural impacts, the month of December typically brings a mix of precipitation and warm temperatures, ideal for crops that thrive in subtropical conditions. However, the occasional cold fronts can damage or decimate sensitive crops, such as citrus fruits and avocados, which are commonly cultivated in southern Taiwan.
Some of the notable crop failures and successes in Taiwan during December include:
- Oranges, which are typically harvested in November and December, can suffer from frost damage during cold fronts, reducing yields and affecting the quality of the fruit. However, some growers have implemented innovative protection methods, such as using windbreaks and frost-resistant varieties, to mitigate these impacts.
- Citrus fruits, such as lemons and limes, are more resilient to frost damage and tend to perform well in December’s mild temperatures.
- Avocado crops, which are highly sensitive to frost, can be severely damaged or destroyed during cold fronts, resulting in significant economic losses for growers.
- Vegetables such as leafy greens, broccoli, and cauliflower tend to thrive in December’s cooler temperatures and can be grown year-round in Taiwan’s subtropical climate.
Taiwan is not immune to the effects of climate change, which is projected to increase the frequency and intensity of extreme weather events, including cold fronts and heavy precipitation. This can have significant implications for the country’s agriculture, particularly for sensitive crops that are vulnerable to weather variability.
In response to these challenges, the Taiwanese government and agricultural sector are working together to develop and implement climate-resilient agriculture strategies. Some examples include:
- Developing and promoting frost-resistant crop varieties that can withstand the impacts of cold fronts.
- Implementing precision irrigation systems to optimize water use and reduce the risk of crop damage from waterlogged soil.
- Creating climate-resilient agricultural landscapes that incorporate green spaces, such as urban farms and community gardens, to provide multiple benefits, including improved air quality and reduced urban heat island effects.
- Establishing early warning systems and emergency response plans to quickly respond to extreme weather events and minimize crop damage.
Green spaces, including parks, gardens, and green roofs, can play a critical role in mitigating the effects of December’s weather in Taiwan. By providing shade, cooling the urban environment, and reducing stormwater runoff, green spaces can help to create more resilient and sustainable communities.
Some examples of successful initiatives and design strategies that incorporate green spaces into urban planning include:
- The Taipei City Government’s “Green Taipei” initiative, which aims to create a network of green spaces and green infrastructure throughout the city to mitigate the urban heat island effect and improve air quality.
- The development of green roofs and walls in urban areas to reduce stormwater runoff and provide insulation and cooling benefits.
- The creation of urban farms and community gardens in Taipei’s districts, which not only provide fresh produce to local residents but also serve as green spaces and community hubs.
- The implementation of green infrastructure, such as rain gardens and bioswales, to manage stormwater runoff and improve water quality in urban areas.
Ending Remarks: Taiwan Weather In December

As we conclude our discussion on Taiwan Weather in December, it’s clear that the island’s climate is shaped by a complex interplay of local and global factors. From the fluctuating temperatures and increased rainfall to the impact of El Niño and La Niña, understanding Taiwan’s December weather is crucial for ensuring a comfortable and enjoyable experience. With this knowledge, tourists and locals alike can better prepare for the unique conditions found throughout the month and make the most of Taiwan’s incredible natural beauty.
Answers to Common Questions
Is it possible to experience typhoons in Taiwan in December?
Yes, although rare, Taiwan can experience typhoons in December, especially during the latter part of the month. It is essential to stay informed about the latest weather forecasts and advisories to prepare for any potential storms.
What are some of the most significant climate-related challenges facing Taiwan in December?
Some of the most significant climate-related challenges facing Taiwan in December include cold fronts, warm air masses, increased rainfall, and typhoons. These conditions can impact daily activities and travel plans, making it essential to stay informed and prepared.
How does Taiwan’s geography influence its climate patterns in December?
Taiwan’s geography, including its shape, location, and proximity to the Taiwan Strait, significantly influences its climate patterns in December. The island’s unique shape and location contribute to its distinct temperature and humidity levels across the island.
What role do global climate phenomena like El Niño and La Niña play in shaping Taiwan’s weather in December?
Global climate phenomena like El Niño and La Niña can significantly impact Taiwan’s weather in December, influencing temperature and rainfall patterns. Understanding these phenomena is essential for preparing for the varying conditions found throughout the month.
How can tourists stay informed about the latest weather forecasts and advisories in Taiwan in December?
Tourists can stay informed about the latest weather forecasts and advisories in Taiwan in December by monitoring local news, checking the Taiwan government’s weather website, and following social media accounts that provide real-time updates on weather conditions.