December Weather in Springfield, United States

Last updated: June 24, 2025

In December, the average temperature in Springfield, United States hovers around -2°C (28°F). This chilly month can see minimums plummeting to -25°C (-14°F), while highs may reach up to 19°C (66°F). Expect about 44 mm (1.7 in) of precipitation spread over 5 days, contributing to an average humidity of 79%. Stay warm and cozy!

December Temperature in Springfield

In December in Springfield, the average temperature is -2°C (28°F). The maximum can reach 19°C (66°F), while the minimum can drop as low as -25°C (-14°F). Pack accordingly for a mix of cold and mild temperatures when traveling during this time.

December Weather in Springfield: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Springfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Springfield, December typically has an average temperature of -2°C (28°F), with highs reaching up to 19°C (66°F) and lows dropping to around -25°C (-14°F).

Data source: Temperature data for Springfield generated using information from the Copernicus Climate Change Service.

December Precipitation in Springfield

In Springfield in December, the precipitation amount is 44 mm (1.7 in) over the course of 5 days.

December Precipitation Trends in Springfield

The chart displays monthly precipitation patterns in Springfield, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Springfield, December typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Springfield

In Springfield in December, humidity is 79%. With an average temperature of -2°C (28°F), this humidity feels like a biting chill that penetrates through layers of clothing, making outdoor activities uncomfortable and urging travelers to seek warmth indoors.

December Average Humidity in Springfield

This chart illustrates the average monthly humidity levels in Springfield, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Springfield is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Springfield

In Springfield in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Springfield, you can visit Hourly UV Index in Springfield.

Maximum UV Index Levels in Springfield for December

The chart shows the monthly maximum UV Index (UVI) for Springfield in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Springfield typically reaches 2, which falls under the low exposure category.

Data source: Springfield December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Springfield Compares to Other Months

Weather in Springfield varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Springfield, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Springfield, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	22 mm (0.9 inches)	77%	moderate
February Weather	-5°C (23°F)	23 mm (0.9 inches)	81%	moderate
March Weather	3°C (38°F)	72 mm (2.8 inches)	71%	high
April Weather	8°C (47°F)	66 mm (2.6 inches)	75%	very high
May Weather	15°C (60°F)	147 mm (5.8 inches)	74%	very high
June Weather	24°C (75°F)	78 mm (3.1 inches)	82%	extreme
July Weather	25°C (78°F)	88 mm (3.5 inches)	84%	very high
August Weather	23°C (74°F)	92 mm (3.6 inches)	82%	very high
September Weather	20°C (68°F)	73 mm (2.9 inches)	75%	very high
October Weather	10°C (50°F)	76 mm (3.0 inches)	72%	moderate
November Weather	3°C (38°F)	22 mm (0.9 inches)	81%	moderate
December Weather	-2°C (28°F)	44 mm (1.7 inches)	79%	low