January Weather in Spokane, United States

Last updated: June 24, 2025

In Spokane, United States, the average temperature in January hovers around -1°C (30°F), with extremes that can dip to a chilly -22°C (-7°F) and peak at a mild 11°C (52°F). Expect around 76 mm (3.0 in) of precipitation spread over 13 days, creating a humid atmosphere with an average humidity level of 85%.

January Temperature in Spokane

In January in Spokane, the average temperature is -1°C (30°F), with maximums reaching 11°C (52°F) and minimums dropping as low as -22°C (-7°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable.

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

The chart illustrates January temperature patterns in Spokane, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Spokane, January typically has an average temperature of -1°C (30°F), with highs reaching up to 11°C (52°F) and lows dropping to around -22°C (-7°F).

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

January Precipitation in Spokane

In Spokane in January, the total precipitation amount is 76 mm (3.0 in), which occurs over the course of 13 days.

January Precipitation Trends in Spokane

The chart displays monthly precipitation patterns in Spokane, 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 Spokane, January typically receives around 76 mm (3.0 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 Spokane

In Spokane in January humidity is 85%. With an average temperature of -1°C (30°F), this humidity feels like a heavy, damp blanket that envelops you, making even short excursions outside feel chilling and uncomfortable.

January Average Humidity in Spokane

This chart illustrates the average monthly humidity levels in Spokane, 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 Spokane is approximately 85%, 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 Spokane

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

Maximum UV Index Levels in Spokane for January

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

Data source: Spokane 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 Spokane Compares to Other Months

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

This table compares monthly weather conditions in Spokane, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	76 mm (3.0 inches)	85%	low
February Weather	-1°C (30°F)	65 mm (2.6 inches)	86%	moderate
March Weather	4°C (40°F)	60 mm (2.4 inches)	86%	moderate
April Weather	8°C (47°F)	52 mm (2.1 inches)	82%	high
May Weather	14°C (58°F)	50 mm (2.0 inches)	77%	very high
June Weather	19°C (66°F)	21 mm (0.8 inches)	79%	very high
July Weather	23°C (75°F)	4 mm (0.1 inches)	77%	very high
August Weather	23°C (73°F)	11 mm (0.5 inches)	62%	very high
September Weather	17°C (62°F)	30 mm (1.2 inches)	60%	high
October Weather	8°C (47°F)	55 mm (2.2 inches)	80%	moderate
November Weather	3°C (38°F)	79 mm (3.1 inches)	87%	moderate
December Weather	0°C (32°F)	74 mm (2.9 inches)	86%	low