January Weather in Ritzville, United States

Last updated: June 24, 2025

In January, the average temperature in Ritzville, United States hovers around 0°C (33°F), with a minimum drop to -20°C (-3°F) and a maximum rise to 12°C (54°F). This month sees about 51 mm (2.0 in) of precipitation spread over 10 days, contributing to an average humidity of a chilly 85%.

January Temperature in Ritzville

In January in Ritzville, the average temperature is 0°C (33°F). The maximum can reach 12°C (54°F), and the minimum can be as low as -20°C (-3°F). Travelers should be prepared for a mix of chilly weather and occasional warmth, making layered clothing essential for comfort.

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

The chart illustrates January temperature patterns in Ritzville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ritzville, January typically has an average temperature of 0°C (33°F), with highs reaching up to 12°C (54°F) and lows dropping to around -20°C (-3°F).

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

January Precipitation in Ritzville

In Ritzville in January, the total precipitation amount is 51 mm (2.0 in) spread over a period of 10 days.

January Precipitation Trends in Ritzville

The chart displays monthly precipitation patterns in Ritzville, 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 Ritzville, January typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 10 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 Ritzville

In Ritzville in January, humidity is 85%. With an average temperature of 0°C (33°F), this humidity feels like a heavy blanket, making the air feel colder and more biting, while creating an uncomfortable clamminess that can dampen the thrill of traveling.

January Average Humidity in Ritzville

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

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

Maximum UV Index Levels in Ritzville for January

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

Data source: Ritzville 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 Ritzville Compares to Other Months

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

This table compares monthly weather conditions in Ritzville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	51 mm (2.0 inches)	85%	low
February Weather	0°C (33°F)	43 mm (1.7 inches)	86%	moderate
March Weather	6°C (43°F)	41 mm (1.6 inches)	86%	moderate
April Weather	10°C (51°F)	33 mm (1.3 inches)	82%	high
May Weather	17°C (62°F)	24 mm (1.0 inches)	77%	very high
June Weather	21°C (70°F)	12 mm (0.5 inches)	79%	very high
July Weather	26°C (78°F)	1 mm (0.1 inches)	77%	very high
August Weather	25°C (77°F)	7 mm (0.3 inches)	62%	very high
September Weather	19°C (66°F)	17 mm (0.7 inches)	60%	high
October Weather	10°C (50°F)	38 mm (1.5 inches)	80%	moderate
November Weather	4°C (40°F)	51 mm (2.0 inches)	87%	moderate
December Weather	1°C (33°F)	43 mm (1.7 inches)	86%	low