January Weather in Calmar, United States

Last updated: June 24, 2025

In January, the average temperature in Calmar, United States hovers around -7°C (20°F). Be prepared for extremes, as temperatures can plummet to a chilling -33°C (-28°F), while peaking at a mild 11°C (51°F). During this period, expect 39 mm (1.5 in) of precipitation spread over about 7 days, with an average humidity level of 84%.

January Temperature in Calmar

In January, Calmar experiences an average temperature of -7°C (20°F), with maximums reaching up to 11°C (51°F) and minimums plummeting as low as -33°C (-28°F). Travelers should be prepared for significant temperature fluctuations and dress appropriately for winter conditions.

January Weather in Calmar: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Calmar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calmar, January typically has an average temperature of -7°C (20°F), with highs reaching up to 11°C (51°F) and lows dropping to around -33°C (-28°F).

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

January Precipitation in Calmar

In Calmar in January, the precipitation amount is 39 mm (1.5 in) over the course of 7 days.

January Precipitation Trends in Calmar

The chart displays monthly precipitation patterns in Calmar, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Calmar, January typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 7 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Calmar

In Calmar in January, humidity is 84%. With an average temperature of -7°C (20°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to stay warm and dry.

January Average Humidity in Calmar

This chart illustrates the average monthly humidity levels in Calmar, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Calmar is approximately 84%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Calmar

In Calmar in January, 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 Calmar, you can check the information here.

Maximum UV Index Levels in Calmar for January

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

Data source: Calmar January 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 January Weather in Calmar Compares to Other Months

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

This table compares monthly weather conditions in Calmar, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	39 mm (1.5 inches)	84%	moderate
February Weather	-7°C (20°F)	52 mm (2.0 inches)	85%	moderate
March Weather	2°C (35°F)	64 mm (2.5 inches)	84%	moderate
April Weather	7°C (45°F)	80 mm (3.2 inches)	83%	very high
May Weather	15°C (59°F)	155 mm (6.1 inches)	75%	very high
June Weather	22°C (71°F)	130 mm (5.1 inches)	79%	very high
July Weather	23°C (74°F)	106 mm (4.2 inches)	75%	very high
August Weather	21°C (70°F)	109 mm (4.3 inches)	69%	very high
September Weather	18°C (65°F)	123 mm (4.8 inches)	74%	very high
October Weather	10°C (50°F)	133 mm (5.2 inches)	79%	moderate
November Weather	2°C (35°F)	53 mm (2.1 inches)	88%	moderate
December Weather	-3°C (28°F)	38 mm (1.5 inches)	82%	low