December Weather in Sigourney, United States

Last updated: June 24, 2025

In December, the average temperature in Sigourney, United States is around 0°C (32°F), with a minimum drop to -22°C (-7°F) and a maximum spike reaching 23°C (74°F). Expect about 43 mm (1.7 in) of precipitation over 5 days, accompanied by an average humidity of 84%. Stay prepared for the chill!

December Temperature in Sigourney

In December in Sigourney, the average temperature is 0°C (32°F). The maximum can reach 23°C (74°F), while the minimum can drop as low as -22°C (-7°F). Travelers should be prepared for a wide range of temperatures and dress accordingly.

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

The chart illustrates December temperature patterns in Sigourney, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sigourney, December typically has an average temperature of 0°C (32°F), with highs reaching up to 23°C (74°F) and lows dropping to around -22°C (-7°F).

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

December Precipitation in Sigourney

In Sigourney in December, the precipitation amount is 43 mm (1.7 in) over the course of 5 days.

December Precipitation Trends in Sigourney

The chart displays monthly precipitation patterns in Sigourney, 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 Sigourney, December typically receives around 43 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.

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Millimeters (mm) Inches (in)

December Humidity in Sigourney

In Sigourney in December, humidity is 84%. With an average temperature of 0°C (32°F), this humidity feels like a cold, damp chill that seeps into your clothes, making traveling uncomfortable and necessitating extra layers to stay warm despite the moisture-laden air.

December Average Humidity in Sigourney

This chart illustrates the average monthly humidity levels in Sigourney, 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 Sigourney is approximately 84%, 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 Sigourney

In Sigourney in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Sigourney, you can check the information here.

Maximum UV Index Levels in Sigourney for December

The chart shows the monthly maximum UV Index (UVI) for Sigourney 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 Sigourney typically reaches 3, which falls under the moderate exposure category.

Data source: Sigourney 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 Sigourney Compares to Other Months

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

This table compares monthly weather conditions in Sigourney, 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 (24°F)	49 mm (1.9 inches)	81%	moderate
February Weather	-4°C (26°F)	53 mm (2.1 inches)	81%	moderate
March Weather	5°C (41°F)	87 mm (3.4 inches)	81%	high
April Weather	10°C (50°F)	78 mm (3.1 inches)	82%	very high
May Weather	17°C (63°F)	157 mm (6.2 inches)	78%	very high
June Weather	24°C (75°F)	135 mm (5.3 inches)	81%	extreme
July Weather	25°C (77°F)	70 mm (2.8 inches)	79%	very high
August Weather	23°C (74°F)	68 mm (2.7 inches)	77%	very high
September Weather	20°C (69°F)	125 mm (4.9 inches)	78%	very high
October Weather	12°C (54°F)	128 mm (5.0 inches)	78%	high
November Weather	4°C (39°F)	53 mm (2.1 inches)	87%	moderate
December Weather	0°C (32°F)	43 mm (1.7 inches)	84%	moderate