January Weather in Wallowa, United States

Last updated: June 24, 2025

In January, the average temperature in Wallowa, United States hovers around -3°C (27°F). Expect a chilly range, with minimums plummeting to -23°C (-9°F) and maximums reaching up to 6°C (42°F). During this month, anticipate 90 mm (3.6 in) of precipitation over approximately 14 days, accompanied by an average humidity of 86%. Stay warm and prepared for a wet, cold climate!

January Temperature in Wallowa

In January in Wallowa, the average temperature is -3°C (27°F), with maximums reaching 6°C (42°F) and minimums plummeting to -23°C (-9°F). Travelers should be prepared for extremely cold conditions, layering up and bringing appropriate winter gear.

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

The chart illustrates January temperature patterns in Wallowa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wallowa, January typically has an average temperature of -3°C (27°F), with highs reaching up to 6°C (42°F) and lows dropping to around -23°C (-9°F).

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

January Precipitation in Wallowa

In Wallowa in January, the precipitation amount is 90 mm (3.6 in) accumulated over a span of 14 days.

January Precipitation Trends in Wallowa

The chart displays monthly precipitation patterns in Wallowa, 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 Wallowa, January typically receives around 90 mm (3.6 inches) of precipitation spread over approximately 14 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 Wallowa

In Wallowa in January, humidity is 86%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill, making travel uncomfortable as the cold air penetrates through clothing, leaving you feeling damp and uneasy.

January Average Humidity in Wallowa

This chart illustrates the average monthly humidity levels in Wallowa, 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 Wallowa is approximately 86%, 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 Wallowa

In Wallowa 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 Wallowa, you can check the information here.

Maximum UV Index Levels in Wallowa for January

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

Data source: Wallowa 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 Wallowa Compares to Other Months

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

This table compares monthly weather conditions in Wallowa, 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)	90 mm (3.6 inches)	86%	moderate
February Weather	-3°C (26°F)	147 mm (5.8 inches)	86%	moderate
March Weather	1°C (33°F)	107 mm (4.2 inches)	85%	high
April Weather	3°C (38°F)	93 mm (3.6 inches)	83%	very high
May Weather	8°C (46°F)	93 mm (3.7 inches)	77%	very high
June Weather	13°C (56°F)	60 mm (2.4 inches)	81%	very high
July Weather	19°C (66°F)	11 mm (0.4 inches)	76%	very high
August Weather	18°C (65°F)	34 mm (1.3 inches)	60%	very high
September Weather	13°C (55°F)	45 mm (1.8 inches)	58%	very high
October Weather	5°C (41°F)	79 mm (3.1 inches)	75%	moderate
November Weather	0°C (32°F)	90 mm (3.5 inches)	85%	moderate
December Weather	-4°C (26°F)	101 mm (4.0 inches)	87%	low