January Weather in Irrigon, United States

Last updated: June 24, 2025

In January, the average temperature in Irrigon, United States hovers around 2°C (37°F). Expect a chill, with minimum temperatures dipping to -17°C (1°F) and highs reaching up to 17°C (63°F). Rain is likely, with 33 mm (1.3 in) of precipitation spread over about 8 days. Be prepared for a damp environment, as the average humidity stands at a brisk 86%.

January Temperature in Irrigon

In January in Irrigon, the average temperature is 2°C (37°F). The maximum can reach 17°C (63°F), and the minimum can be as low as -17°C (1°F). Travelers should prepare for a range of temperatures and pack accordingly for both chilly and milder weather.

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

The chart illustrates January temperature patterns in Irrigon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Irrigon, January typically has an average temperature of 2°C (37°F), with highs reaching up to 17°C (63°F) and lows dropping to around -17°C (1°F).

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

January Precipitation in Irrigon

In Irrigon in January, the precipitation amount is 33 mm (1.3 in) during a span of 8 days.

January Precipitation Trends in Irrigon

The chart displays monthly precipitation patterns in Irrigon, 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 Irrigon, January typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 8 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 Irrigon

In Irrigon in January, humidity is 86%. With an average temperature of 2°C (37°F), this humidity feels like a chilly dampness that clings to your clothes and makes outdoor activities quite uncomfortable for traveling.

January Average Humidity in Irrigon

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

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

Maximum UV Index Levels in Irrigon for January

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

Data source: Irrigon 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 Irrigon Compares to Other Months

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

This table compares monthly weather conditions in Irrigon, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (37°F)	33 mm (1.3 inches)	86%	low
February Weather	3°C (38°F)	39 mm (1.5 inches)	86%	moderate
March Weather	8°C (47°F)	24 mm (0.9 inches)	85%	moderate
April Weather	13°C (56°F)	19 mm (0.7 inches)	83%	high
May Weather	19°C (66°F)	13 mm (0.5 inches)	77%	very high
June Weather	23°C (74°F)	7 mm (0.3 inches)	81%	very high
July Weather	27°C (81°F)	0 mm (0.0 inches)	76%	very high
August Weather	27°C (80°F)	2 mm (0.1 inches)	60%	very high
September Weather	21°C (69°F)	8 mm (0.3 inches)	58%	high
October Weather	13°C (55°F)	22 mm (0.9 inches)	75%	moderate
November Weather	6°C (44°F)	29 mm (1.1 inches)	85%	moderate
December Weather	3°C (37°F)	30 mm (1.2 inches)	87%	low