January Weather in Isle, United States

Last updated: June 24, 2025

In January, the average temperature in Isle, United States hovers around -11°C (13°F), with extreme lows plunging to -34°C (-29°F) while peaking at a chilly 5°C (41°F). Expect about 20 mm (0.8 in) of precipitation over 4 days, and prepare for a rather damp atmosphere with an average humidity of 92%.

January Temperature in Isle

In January in Isle, the average temperature is -11°C (13°F). Maximum temperatures can reach 5°C (41°F), while minimum temperatures can drop as low as -34°C (-29°F). Travelers should be prepared for very cold conditions and dress accordingly.

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

The chart illustrates January temperature patterns in Isle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Isle, January typically has an average temperature of -11°C (13°F), with highs reaching up to 5°C (41°F) and lows dropping to around -34°C (-29°F).

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

January Precipitation in Isle

In Isle in January, the total precipitation amount is 20 mm (0.8 in) spread over a period of 4 days.

January Precipitation Trends in Isle

The chart displays monthly precipitation patterns in Isle, 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 Isle, January typically receives around 20 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 Isle

In Isle in January, humidity is 92%. With an average temperature of -11°C (13°F), this humidity feels like a biting chill that seeps into your bones, making it uncomfortable for traveling and turning every stroll outdoors into a test of endurance against the cold and damp air.

January Average Humidity in Isle

This chart illustrates the average monthly humidity levels in Isle, 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 Isle is approximately 92%, 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 Isle

In Isle 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 Isle, you can visit Hourly UV Index in Isle.

Maximum UV Index Levels in Isle for January

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

Data source: Isle 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 Isle Compares to Other Months

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

This table compares monthly weather conditions in Isle, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-11°C (13°F)	20 mm (0.8 inches)	92%	low
February Weather	-11°C (13°F)	26 mm (1.0 inches)	93%	moderate
March Weather	-2°C (29°F)	46 mm (1.8 inches)	88%	moderate
April Weather	3°C (39°F)	77 mm (3.0 inches)	83%	high
May Weather	13°C (55°F)	79 mm (3.1 inches)	76%	very high
June Weather	20°C (68°F)	85 mm (3.3 inches)	76%	very high
July Weather	22°C (73°F)	100 mm (3.9 inches)	76%	very high
August Weather	20°C (69°F)	114 mm (4.5 inches)	77%	very high
September Weather	16°C (62°F)	107 mm (4.2 inches)	77%	high
October Weather	8°C (46°F)	130 mm (5.1 inches)	82%	moderate
November Weather	-1°C (30°F)	37 mm (1.5 inches)	87%	moderate
December Weather	-7°C (20°F)	56 mm (2.2 inches)	89%	low