January Weather in South Cle Elum, United States

Last updated: June 24, 2025

In January, the average temperature in South Cle Elum, United States hovers around -3°C (27°F), with extremes ranging from a chilly -21°C (-5°F) to a mild 6°C (43°F). Visitors should prepare for 148 mm (5.8 in) of precipitation spread across 16 days, contributing to an average humidity of 86%.

January Temperature in South Cle Elum

In January in South Cle Elum, the average temperature is -3°C (27°F), with maximums reaching 6°C (43°F) and minimums dipping as low as -21°C (-5°F). Travelers should be prepared for cold conditions and pack appropriate winter clothing to stay warm and comfortable.

January Weather in South Cle Elum: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in South Cle Elum, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Cle Elum, January typically has an average temperature of -3°C (27°F), with highs reaching up to 6°C (43°F) and lows dropping to around -21°C (-5°F).

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

January Precipitation in South Cle Elum

In South Cle Elum in January, the precipitation amount is 148 mm (5.8 in) over a span of 16 days.

January Precipitation Trends in South Cle Elum

The chart displays monthly precipitation patterns in South Cle Elum, 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 South Cle Elum, January typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 16 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 South Cle Elum

In South Cle Elum 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 South Cle Elum

This chart illustrates the average monthly humidity levels in South Cle Elum, 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 South Cle Elum 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 South Cle Elum

In South Cle Elum 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 South Cle Elum, you can visit Hourly UV Index in South Cle Elum.

Maximum UV Index Levels in South Cle Elum for January

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

Data source: South Cle Elum 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 South Cle Elum Compares to Other Months

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

This table compares monthly weather conditions in South Cle Elum, 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)	148 mm (5.8 inches)	86%	low
February Weather	-3°C (26°F)	170 mm (6.7 inches)	86%	moderate
March Weather	0°C (33°F)	94 mm (3.7 inches)	87%	high
April Weather	3°C (38°F)	79 mm (3.1 inches)	84%	high
May Weather	9°C (48°F)	53 mm (2.1 inches)	81%	very high
June Weather	12°C (54°F)	38 mm (1.5 inches)	82%	very high
July Weather	15°C (60°F)	7 mm (0.3 inches)	79%	very high
August Weather	16°C (61°F)	7 mm (0.3 inches)	63%	very high
September Weather	12°C (53°F)	51 mm (2.0 inches)	62%	very high
October Weather	5°C (41°F)	112 mm (4.4 inches)	83%	moderate
November Weather	1°C (33°F)	131 mm (5.1 inches)	89%	moderate
December Weather	-3°C (27°F)	164 mm (6.4 inches)	88%	low