January Weather in Fosston, United States

Last updated: June 24, 2025

In January, the average temperature in Fosston, United States hovers around -13°C (9°F). While you can expect the mercury to dip as low as -38°C (-36°F), it can also rise to a mild 4°C (39°F). Precipitation is relatively light, with an average of 21 mm (0.8 in) spread over just 4 days. Moreover, the air carries a heavy average humidity of 90%, making this a chilly yet intriguing time of year.

January Temperature in Fosston

In January in Fosston, the average temperature is -13°C (9°F), with maximums reaching 4°C (39°F) and minimums plummeting to as low as -38°C (-36°F). Travelers should be well-prepared for extremely cold conditions and dress in layers to stay warm.

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

The chart illustrates January temperature patterns in Fosston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fosston, January typically has an average temperature of -13°C (9°F), with highs reaching up to 4°C (39°F) and lows dropping to around -38°C (-36°F).

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

January Precipitation in Fosston

In Fosston in January, the precipitation amount is 21 mm (0.8 in) over a span of 4 days.

January Precipitation Trends in Fosston

The chart displays monthly precipitation patterns in Fosston, 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 Fosston, January typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 4 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 Fosston

In Fosston in January, humidity is 90%. With an average temperature of -13°C (9°F), this humidity feels like an icy embrace, making travel uncomfortable as the damp air seeps into layers of clothing, intensifying the chill and making even short walks feel daunting.

January Average Humidity in Fosston

This chart illustrates the average monthly humidity levels in Fosston, 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 Fosston is approximately 90%, 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 Fosston

In Fosston in January, 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 Fosston, you can visit Hourly UV Index in Fosston.

Maximum UV Index Levels in Fosston for January

The chart shows the monthly maximum UV Index (UVI) for Fosston 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 Fosston typically reaches 2, which falls under the low exposure category.

Data source: Fosston 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 Fosston Compares to Other Months

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

This table compares monthly weather conditions in Fosston, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-13°C (9°F)	21 mm (0.8 inches)	90%	low
February Weather	-13°C (9°F)	24 mm (0.9 inches)	92%	moderate
March Weather	-3°C (27°F)	27 mm (1.1 inches)	85%	moderate
April Weather	3°C (38°F)	56 mm (2.2 inches)	81%	high
May Weather	13°C (55°F)	50 mm (2.0 inches)	75%	very high
June Weather	20°C (68°F)	82 mm (3.2 inches)	79%	very high
July Weather	22°C (71°F)	71 mm (2.8 inches)	76%	very high
August Weather	19°C (67°F)	84 mm (3.3 inches)	78%	very high
September Weather	15°C (59°F)	105 mm (4.2 inches)	77%	high
October Weather	6°C (43°F)	81 mm (3.2 inches)	79%	moderate
November Weather	-3°C (26°F)	27 mm (1.1 inches)	86%	moderate
December Weather	-9°C (16°F)	43 mm (1.7 inches)	86%	low