Missouri Weather in December Overview ⋆ lucee.org

Missouri weather in December sets the stage for this enthralling narrative, offering readers a glimpse into a story that is rich in detail, brimming with originality from the outset.

December in Missouri brings a transitional climate, shifting from autumn to a colder winter season, influencing weather patterns across the state. The average temperatures in major cities such as Kansas City, St. Louis, and Springfield, will be explored and compared to the state’s overall average.

Missouri’s Climate in December

The month of December marks the beginning of winter in Missouri, bringing with it a significant shift in the state’s climate. As the seasons transition from autumn to winter, the average temperatures drop, and the weather patterns become more influenced by cold fronts.

Transition of Missouri’s Climate from Autumn to Winter

In December, the temperature drop becomes more pronounced as the cold air masses from Canada move southward, bringing with them colder temperatures and winter weather patterns. This leads to a significant decrease in precipitation, with most of the state experiencing a decrease in rainfall and snowfall.

Average Temperature in December

The average temperature in Kansas City, St. Louis, and Springfield varies significantly during the month of December.

Temperature Comparison of Major Cities in Missouri

Kansas City typically experiences an average temperature of 34°F (1°C) in December, with lows ranging from 14°F (-10°C) to 22°F (-6°C). St. Louis averages around 36°F (2°C) during the same period, with lows ranging from 16°F (-9°C) to 24°F (-4°C). Springfield, on the other hand, experiences a slightly milder climate, with an average temperature of 38°F (3°C) and lows ranging from 20°F (-7°C) to 28°F (-2°C). These temperatures compare to the state’s overall average temperature in December, which stands at around 35°F (2°C).

Precipitation and Snowfall Patterns

December is generally a dry month in Missouri, with most of the state experiencing a decrease in precipitation. However, the state’s location in the Midwest makes it susceptible to winter storms and cold fronts, which can lead to significant snowfall and freezing temperatures. On average, Missouri receives around 2-3 inches (5-7.5 cm) of snow in December, with the northern parts of the state receiving more than the southern areas.

Regional Climate Patterns

Missouri’s climate in December can vary significantly depending on the region. The state’s northern region, including Kansas City and Columbia, tends to be colder and snowier than the southern parts of the state, including Springfield and the Ozark Plateau. The western part of the state, including the Kansas City metropolitan area, experiences a more moderate climate, with a mix of cold and mild temperatures.

Factors Influencing Missouri’s December Climate

Several factors contribute to the unique climate patterns in Missouri during December, including the state’s geographical location, its distance from the equator, and its proximity to the Gulf of Mexico. The state’s location in the Midwest makes it susceptible to cold fronts and winter storms, which can bring significant snowfall and freezing temperatures.

Impact of Polar and Arctic Air Masses on Missouri’s Weather

In the month of December, Missouri’s weather is significantly influenced by the presence of polar and Arctic air masses, which bring with them frigid temperatures and potential snowfall. These air masses originate from Canada, where cold air is more common due to its high latitude and proximity to the Arctic Circle.

The polar air mass is characterized by its low temperature and high pressure, which leads to a decrease in humidity and an increase in wind speed. The Arctic air mass, on the other hand, is even colder than the polar air mass, with temperatures often dropping below zero degrees Fahrenheit. When these air masses move into Missouri, they bring with them a significant drop in temperature, often leading to cold waves and cold snaps.

Polar Air Masses vs. Arctic Air Masses

Polar Air Masses:
When a polar air mass moves into Missouri, it can bring with it a significant drop in temperature, but it will typically not be as cold as an Arctic air mass. This type of air mass is characterized by its low temperature and high pressure, which leads to a decrease in humidity and an increase in wind speed.

The temperature drop associated with a polar air mass is usually more gradual, often taking several days to occur.
Humidity levels remain relatively low during a polar air mass, often staying below 40%.
Wind speeds increase significantly during a polar air mass, often gusting up to 30-40 mph.

Arctic Air Masses and Temperature Dips

Arctic Air Masses:
When an Arctic air mass moves into Missouri, it can bring with it extremely cold temperatures, often dropping below zero degrees Fahrenheit. The Arctic air mass is characterized by its high pressure and low temperature, which leads to a significant decrease in humidity and wind speed.

Arctic air masses are much colder than polar air masses, with temperatures often dropping below -20 degrees Fahrenheit.
Humidity levels drop significantly during an Arctic air mass, often staying below 20%.
Wind speeds are typically lower during an Arctic air mass, often gusting up to 10-20 mph.

Cold Waves and Cold Snaps

A cold wave is a period of abnormally cold weather that lasts for several days, while a cold snap is a shorter period of extremely cold weather. Both can be caused by the presence of polar or Arctic air masses, but the duration and intensity of the cold weather are much longer and more severe with a cold wave.
Key factors to consider:

Duration: Cold waves can last for 5-10 days, while cold snaps are usually shorter, lasting 1-3 days.
Temperature drop: Temperature drops are usually more gradual with cold waves than with cold snaps, where the temperature can drop by 20-30 degrees Fahrenheit within a 24-hour period.

Affected temperature ranges:

Cold wave: 25-40 degrees Fahrenheit.
Cold snap: below 20 degrees Fahrenheit.

Impact on the environment:

The impact of polar and Arctic air masses on Missouri’s weather can have significant effects on the environment, including:

Increased energy consumption: The cold weather can lead to increased energy consumption, as buildings and homes require more heat to stay warm.
Changes in plant growth: The cold weather can affect plant growth, as some plants may be more susceptible to damage or death due to extreme cold snaps.
Animal migration: Some animals may migrate to warmer areas in response to the cold weather.

Holiday Weather Outlook in Missouri: Missouri Weather In December

Missouri’s holiday weather in December can be unpredictable, with temperatures ranging from mild to chilly. Residents and travelers alike can expect varying conditions, depending on the specific region and the holiday being celebrated. Here’s a look at what the weather might bring for Christmas and New Year’s Eve in Kansas City, St. Louis, and Springfield.

Weather Outlook for Christmas and New Year’s Eve, Missouri weather in december

Missouri’s holiday weather can be quite different from year to year, even within the same region. For example, the 2022 winter storm left Kansas City and surrounding areas with over a foot of snow, while St. Louis saw only a dusting. Understanding these fluctuations is crucial, especially for travelers and families planning holiday gatherings.

City-Specific Weather Forecasts

Table: Holiday Weather Outlook

Past Weather Comparison

To better understand the possibilities for this year, let’s look at the weather for Christmas and New Year’s Eve in Missouri’s major cities during the previous year, 2022.

This data can be helpful in predicting what Missouri’s weather might bring this holiday season. Keep in mind that local conditions can vary significantly, and it’s always a good idea to check the latest forecast before making any plans.

Final Wrap-Up

In conclusion, Missouri weather in December showcases the state’s diverse climate and temperature, along with factors such as snowfall patterns and unseasonable weather events.

Detailed FAQs

What is the average snowfall in Missouri in December?

The average snowfall in Missouri in December varies by region, with the northern and central parts of the state typically receiving more snow than the southern regions. According to historical data, the average snowfall in major cities such as Kansas City, Springfield, and Columbia is around 6-12 inches for the month.

Which cities in Missouri receive the most snow in December?

Cities in the northern and central parts of the state, such as Kansas City and Columbia, typically receive the most snow in December. These cities receive an average of 10-15 inches of snow for the month, while cities in the southern regions receive less.

Are there any significant weather events that occur in Missouri in December?

Yes, unseasonable weather events such as warm snaps, heatwaves, and severe thunderstorms can occur in Missouri in December. These events can be influenced by the state’s unique climate and geography, and can have significant impacts on daily life and local businesses.