January Weather in Cascade, United States

Last updated: June 24, 2025

In January, the average temperature in Cascade, United States hovers around -5°C (24°F), making it a truly chilly time of year. Expect minimum temperatures to plunge as low as -21°C (-5°F), while the mercury may occasionally rise to a maximum of 6°C (43°F). With 119 mm (4.7 in) of precipitation spread over 13 days, it's likely you'll encounter some wet weather, all accompanied by an average humidity of a frosty 90%. Prepare yourself for the winter's embrace!

January Temperature in Cascade

In January in Cascade, the average temperature is -5°C (24°F), with maximums reaching 6°C (43°F) and minimums dropping as low as -21°C (-5°F). Travelers should prepare for cold weather and dress warmly if visiting during this time.

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

The chart illustrates January temperature patterns in Cascade, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cascade, January typically has an average temperature of -5°C (24°F), with highs reaching up to 6°C (43°F) and lows dropping to around -21°C (-5°F).

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

January Precipitation in Cascade

In Cascade in January, the precipitation amount is 119 mm (4.7 in) spread over 13 days.

January Precipitation Trends in Cascade

The chart displays monthly precipitation patterns in Cascade, 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 Cascade, January typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 13 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 Cascade

In Cascade in January, humidity is 90%. With an average temperature of -5°C (24°F), this humidity feels like an icy mist wrapping around you, making every breath feel heavy and damp, while the cold sharpens the chill in the air, turning your travel experience into a battle against the harsh elements.

January Average Humidity in Cascade

This chart illustrates the average monthly humidity levels in Cascade, 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 Cascade 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 Cascade

In Cascade 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 Cascade, you can check the information here.

Maximum UV Index Levels in Cascade for January

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

Data source: Cascade 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 Cascade Compares to Other Months

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

This table compares monthly weather conditions in Cascade, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	119 mm (4.7 inches)	90%	moderate
February Weather	-4°C (24°F)	163 mm (6.4 inches)	91%	moderate
March Weather	0°C (32°F)	114 mm (4.5 inches)	88%	high
April Weather	3°C (37°F)	97 mm (3.8 inches)	84%	very high
May Weather	7°C (45°F)	85 mm (3.4 inches)	77%	very high
June Weather	13°C (56°F)	65 mm (2.6 inches)	78%	extreme
July Weather	19°C (67°F)	9 mm (0.3 inches)	77%	extreme
August Weather	18°C (65°F)	21 mm (0.8 inches)	63%	very high
September Weather	13°C (55°F)	43 mm (1.7 inches)	60%	very high
October Weather	4°C (40°F)	71 mm (2.8 inches)	77%	high
November Weather	-1°C (30°F)	101 mm (4.0 inches)	86%	moderate
December Weather	-5°C (23°F)	109 mm (4.3 inches)	89%	low