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August Weather in South Cle Elum, United States

Last updated: June 24, 2025

In August, the average temperature in South Cle Elum, United States is a pleasant 16°C (61°F). You may experience a minimum of 2°C (37°F) on cooler days, while temperatures can reach a maximum of 33°C (91°F) during warmer spells. Expect 7 mm (0.3 in) of precipitation spread over about 2 days, contributing to an average humidity of 63%. Don't forget your umbrella, just in case!

August Temperature in South Cle Elum

In August in South Cle Elum, the average temperature is 16°C (61°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 2°C (37°F). This weather makes it a great time for travelers to enjoy a range of outdoor activities, from exploring the sights to enjoying cozy evenings.

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

The chart illustrates August 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, August typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (91°F) and lows dropping to around 2°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec272632384853606153413327
Data source: Temperature data for South Cle Elum generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in South Cle Elum

In South Cle Elum in August, the precipitation amount is 7 mm (0.3 in) over a period of 2 days.

August Precipitation Trends in South Cle Elum

The chart displays monthly precipitation patterns in South Cle Elum, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In South Cle Elum, August typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec148170947953387751112131164
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in South Cle Elum

In South Cle Elum in August humidity is 63%. With an average temperature of 16°C (61°F), this humidity feels like a soft, damp blanket wrapping around you, making outdoor excursions a bit muggy but manageable.

August Average Humidity in South Cle Elum

This chart illustrates the average monthly humidity levels in South Cle Elum, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in South Cle Elum is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%87%84%81%82%79%63%62%83%89%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in South Cle Elum

In South Cle Elum in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in South Cle Elum.

Maximum UV Index Levels in South Cle Elum for August

The chart shows the monthly maximum UV Index (UVI) for South Cle Elum in August, 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 August, the maximum UV index in South Cle Elum typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246710101098532
Data source: South Cle Elum August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
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 Weather0°C (33°F)94 mm (3.7 inches)87%high
April Weather3°C (38°F)79 mm (3.1 inches)84%high
May Weather9°C (48°F)53 mm (2.1 inches)81%very high
June Weather12°C (54°F)38 mm (1.5 inches)82%very high
July Weather15°C (60°F)7 mm (0.3 inches)79%very high
August Weather16°C (61°F)7 mm (0.3 inches)63%very high
September Weather12°C (53°F)51 mm (2.0 inches)62%very high
October Weather5°C (41°F)112 mm (4.4 inches)83%moderate
November Weather1°C (33°F)131 mm (5.1 inches)89%moderate
December Weather-3°C (27°F)164 mm (6.4 inches)88%low

Compare South Cle Elum's Climate with Cities Worldwide