January Weather in Okanogan, United States

Last updated: June 24, 2025

In January, the average temperature in Okanogan, United States sits at a brisk -3°C (27°F), with lows dipping to a chilly -27°C (-17°F) and highs reaching up to 8°C (46°F). Expect about 72 mm (2.8 in) of precipitation spread over 11 days, contributing to an average humidity of 90%. Stay warm and prepared for a damp, cold month!

January Temperature in Okanogan

In January, Okanogan experiences chilly weather with an average temperature of -3°C (27°F). The temperature can rise to a maximum of 8°C (46°F), but can also plunge to a frigid minimum of -27°C (-17°F). When planning your travel, be sure to bundle up and prepare for potentially extreme cold conditions.

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

The chart illustrates January temperature patterns in Okanogan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Okanogan, January typically has an average temperature of -3°C (27°F), with highs reaching up to 8°C (46°F) and lows dropping to around -27°C (-17°F).

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

January Precipitation in Okanogan

In Okanogan in January, the precipitation amount is 72 mm (2.8 in) over the course of 11 days.

January Precipitation Trends in Okanogan

The chart displays monthly precipitation patterns in Okanogan, 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 Okanogan, January typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Okanogan

In Okanogan in January humidity is 90%. With an average temperature of -3°C (27°F), this humidity feels like a bitter chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to combat both the cold and the dampness in the air.

January Average Humidity in Okanogan

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

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

Maximum UV Index Levels in Okanogan for January

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

Data source: Okanogan 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 Okanogan Compares to Other Months

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

This table compares monthly weather conditions in Okanogan, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	72 mm (2.8 inches)	90%	low
February Weather	-2°C (28°F)	48 mm (1.9 inches)	91%	moderate
March Weather	4°C (39°F)	45 mm (1.8 inches)	89%	moderate
April Weather	9°C (48°F)	34 mm (1.3 inches)	85%	high
May Weather	15°C (59°F)	33 mm (1.3 inches)	82%	very high
June Weather	19°C (67°F)	12 mm (0.5 inches)	81%	very high
July Weather	23°C (74°F)	2 mm (0.1 inches)	84%	very high
August Weather	22°C (72°F)	5 mm (0.2 inches)	75%	very high
September Weather	16°C (61°F)	21 mm (0.8 inches)	74%	high
October Weather	8°C (46°F)	39 mm (1.5 inches)	85%	moderate
November Weather	2°C (36°F)	54 mm (2.1 inches)	88%	moderate
December Weather	-2°C (28°F)	63 mm (2.5 inches)	93%	low