South Cle Elum Weather in August
Average highs run from 84°F on August 1 to 78°F on August 31, and lows from 54°F to 47°F. Normal precipitation for the month is 0.47 in.
August day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 81°F
- Average low
- 51°F
- Precipitation
- 0.47 in
- Record high
- 94°FAug 14, 2023
- Record low
- 34°FAug 30, 1964
- Chance of a freeze
- 1%
- Days of 90°F or more
- 6.2
- Daylight
- 14 h 54 min to 13 h 23 min
- Cloud cover
- 43%
- Humidity
- 71%
- Dew point
- 47°F
- Wind
- 4.3 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 84°F | 54°F | 88°F 2024 | 37°F 1956 | |
| Aug 2 | 84°F | 54°F | 89°F 2017 | 38°F 1956 | |
| Aug 3 | 84°F | 54°F | 88°F 2017 | 38°F 1956 | |
| Aug 4 | 84°F | 54°F | 89°F 1998 | 39°F 1950 | |
| Aug 5 | 83°F | 54°F | 86°F 2012 | 38°F 1969 | |
| Aug 6 | 83°F | 53°F | 88°F 1945 | 37°F 1988 | |
| Aug 7 | 83°F | 53°F | 87°F 1972 | 39°F 1975 | |
| Aug 8 | 83°F | 53°F | 92°F 2018 | 39°F 1985 | |
| Aug 9 | 83°F | 53°F | 86°F 2017 | 40°F 1970 | |
| Aug 10 | 83°F | 53°F | 88°F 2017 | 41°F 1947 | |
| Aug 11 | 83°F | 53°F | 90°F 2004 | 38°F 2000 | |
| Aug 12 | 82°F | 52°F | 91°F 2004 | 39°F 1949 | |
| Aug 13 | 82°F | 52°F | 93°F 2004 | 37°F 1955 | |
| Aug 14 | 82°F | 52°F | 94°F 2023 | 38°F 1948 | |
| Aug 15 | 82°F | 52°F | 88°F 2008 | 37°F 1960 | |
| Aug 16 | 82°F | 51°F | 92°F 2008 | 36°F 1969 | |
| Aug 17 | 82°F | 51°F | 89°F 1977 | 35°F 1973 | |
| Aug 18 | 81°F | 51°F | 87°F 2022 | 35°F 1973 | |
| Aug 19 | 81°F | 51°F | 86°F 1967 | 38°F 1945 | |
| Aug 20 | 81°F | 50°F | 85°F 1977 | 38°F 1947 | |
| Aug 21 | 81°F | 50°F | 86°F 2026 | 37°F 1947 | |
| Aug 22 | 80°F | 50°F | 87°F 1956 | 35°F 1960 | |
| Aug 23 | 80°F | 50°F | 87°F 1970 | 37°F 1993 | |
| Aug 24 | 80°F | 49°F | 90°F 1958 | 35°F 1993 | |
| Aug 25 | 80°F | 49°F | 85°F 2025 | 36°F 1993 | |
| Aug 26 | 79°F | 49°F | 88°F 2025 | 37°F 1960 | |
| Aug 27 | 79°F | 49°F | 88°F 2023 | 38°F 1960 | |
| Aug 28 | 79°F | 48°F | 88°F 2017 | 35°F 1964 | |
| Aug 29 | 79°F | 48°F | 84°F 1967 | 36°F 1965 | |
| Aug 30 | 78°F | 48°F | 85°F 1967 | 34°F 1964 | |
| Aug 31 | 78°F | 47°F | 86°F 1998 | 34°F 1973 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (PDT).
- August 1
- sunrise 5:43 AM, sunset 8:37 PM
- August 31
- sunrise 6:22 AM, sunset 7:45 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00451504 (Cle Elum), public domain. Records: NOAA GHCN-Daily, station USW00024237, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.