Kittitas County Weather in August
Average highs run from 89°F on August 1 to 83°F on August 31, and lows from 59°F to 52°F. Normal precipitation for the month is 0.17 in over about 2 wet days.
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
- 87°F
- Average low
- 56°F
- Precipitation
- 0.17 in
- Record high
- 107°FAug 9, 2018
- Record low
- 36°FAug 28, 2000
- Chance of a freeze
- 0%
- Days of 90°F or more
- 12.2
- Daylight
- 14 h 53 min to 13 h 23 min
- Cloud cover
- 43%
- Humidity
- 57%
- Dew point
- 47°F
- Wind
- 6.0 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 | 89°F | 59°F | 106°F 2015 | 42°F 2002 | 6% |
| Aug 2 | 89°F | 59°F | 105°F 2024 | 40°F 1940 | 6% |
| Aug 3 | 89°F | 59°F | 104°F 2017 | 38°F 2002 | 6% |
| Aug 4 | 89°F | 58°F | 102°F 1998 | 43°F 1954 | 6% |
| Aug 5 | 89°F | 58°F | 103°F 2012 | 42°F 2002 | 6% |
| Aug 6 | 88°F | 58°F | 101°F 2019 | 43°F 1947 | 6% |
| Aug 7 | 88°F | 58°F | 103°F 2012 | 42°F 1946 | 6% |
| Aug 8 | 88°F | 58°F | 103°F 2018 | 45°F 1943 | 6% |
| Aug 9 | 88°F | 58°F | 107°F 2018 | 44°F 1955 | 6% |
| Aug 10 | 88°F | 58°F | 105°F 2017 | 43°F 1947 | 6% |
| Aug 11 | 88°F | 57°F | 104°F 2017 | 44°F 2007 | 6% |
| Aug 12 | 88°F | 57°F | 106°F 2015 | 47°F 2000 | 6% |
| Aug 13 | 87°F | 57°F | 103°F 2004 | 45°F 1957 | 6% |
| Aug 14 | 87°F | 57°F | 101°F 2023 | 43°F 1949 | 6% |
| Aug 15 | 87°F | 57°F | 107°F 2023 | 45°F 1949 | 6% |
| Aug 16 | 87°F | 56°F | 105°F 2008 | 42°F 1948 | 6% |
| Aug 17 | 87°F | 56°F | 106°F 2008 | 42°F 1952 | 6% |
| Aug 18 | 86°F | 56°F | 102°F 2012 | 44°F 1946 | 6% |
| Aug 19 | 86°F | 56°F | 99°F 1942 | 38°F 1945 | 7% |
| Aug 20 | 86°F | 55°F | 105°F 2009 | 42°F 1945 | 7% |
| Aug 21 | 86°F | 55°F | 99°F 2005 | 43°F 1955 | 7% |
| Aug 22 | 86°F | 55°F | 99°F 1946 | 41°F 2008 | 7% |
| Aug 23 | 85°F | 54°F | 96°F 1958 | 41°F 1943 | 7% |
| Aug 24 | 85°F | 54°F | 97°F 1958 | 41°F 2021 | 7% |
| Aug 25 | 85°F | 54°F | 99°F 2025 | 40°F 2017 | 7% |
| Aug 26 | 85°F | 53°F | 96°F 2011 | 40°F 1949 | 8% |
| Aug 27 | 84°F | 53°F | 98°F 2023 | 40°F 1954 | 8% |
| Aug 28 | 84°F | 53°F | 100°F 2023 | 36°F 2000 | 8% |
| Aug 29 | 84°F | 53°F | 101°F 2017 | 38°F 1959 | 8% |
| Aug 30 | 83°F | 52°F | 99°F 2007 | 39°F 1959 | 8% |
| Aug 31 | 83°F | 52°F | 100°F 2022 | 41°F 1999 | 8% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- August 1
- sunrise 5:42 AM, sunset 8:35 PM
- August 31
- sunrise 6:21 AM, sunset 7:44 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024220 (Ellensburg Bowers Fld), public domain. Records: NOAA GHCN-Daily, station USW00024220, 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.