Olympia, WA
Washington · Records since 1948–2026
Records for August 11
🔥 Record High
August 11, 1981
+21° from 79° normal❄ Record Low
August 11, 1966
-11° from 51° normalAll-Time Records — Olympia
Top 10 Record Highs — August 11
| # | Temp | Date |
|---|---|---|
| 🏆 | 100°F | August 11, 1981 |
| 2 | 98°F | August 11, 1990 |
| 3 | 96°F | August 11, 2014 |
| 4 | 96°F | August 11, 1971 |
| 5 | 96°F | August 11, 1961 |
| 6 | 94°F | August 11, 1977 |
| 7 | 93°F | August 11, 1970 |
| 8 | 92°F | August 11, 2021 |
| 9 | 92°F | August 11, 1952 |
| 10 | 91°F | August 11, 2025 |
Top 5 Record Lows — August 11
| # | Temp | Date |
|---|---|---|
| 🥶 | 40°F | August 11, 1966 |
| 2 | 42°F | August 11, 1989 |
| 3 | 42°F | August 11, 1973 |
| 4 | 42°F | August 11, 1954 |
| 5 | 43°F | August 11, 2011 |
Heat Wave Summary — Olympia
threshold: 87°F (90th percentile of historical Jun–Aug highs)2026 Daily High Temperature vs Normal
Year to date115 of 222 days with data were above the 1991–2020 normal high for their date.
Days ≥ 90°F Per Year
1948–2026Average Daily High by Decade
Full year · complete decades only
Longest Heat Waves — Olympia
| # | Dates | Days | Peak | Avg High | Avg Overnight Low |
|---|---|---|---|---|---|
| 🏆 | Aug 6, 1981 – Aug 14, 1981 | 9 | 104°F (Aug 9) | 96°F | 57°F |
| 2 | Jul 25, 2009 – Aug 2, 2009 | 9 | 104°F (Jul 29) | 94°F | 58°F |
| 3 | Aug 12, 1967 – Aug 20, 1967 | 9 | 96°F (Aug 16) | 92°F | 51°F |
| 4 | Jul 22, 2018 – Jul 30, 2018 | 9 | 95°F (Jul 29) | 91°F | 52°F |
| 5 | Jul 25, 2022 – Jul 31, 2022 | 7 | 99°F (Jul 30) | 96°F | 57°F |
| 6 | Jun 29, 2015 – Jul 5, 2015 | 7 | 96°F (Jul 2) | 92°F | 54°F |
| 7 | Jul 22, 1962 – Jul 28, 1962 | 7 | 94°F (Jul 23) | 91°F | 52°F |
| 8 | Jul 5, 2024 – Jul 10, 2024 | 6 | 100°F (Jul 9) | 95°F | 53°F |
| 9 | Jul 23, 1958 – Jul 28, 1958 | 6 | 99°F (Jul 27) | 93°F | 55°F |
| 10 | Jul 31, 2017 – Aug 5, 2017 | 6 | 96°F (Aug 3) | 90°F | 52°F |
Heat Waves Per Year
Warm Summer Nights (Jun–Aug)
Nights where the overnight low exceeded the 1991–2020 normal low
Above-Normal Summer Nights Per Year
Average June–August Low by Decade
Overnight lows · complete decades only
Precipitation
Actual vs. 1991–2020 full-month and full-season normals
Monthly Precipitation — Last 24 Months
Blue = actual · dashed line = monthly normal
Annual Precipitation Per Year (1970–2026)
Blue = above average · tan = below average · gold = 2026 (partial)
Heavy Rain Days Per Year (≥ 1.0")
Compare year-to-year changes in days with heavy rainfall (≥ 1.0")
Month in Review — July 2026
Average temperature · July 2026
69th-warmest month on record
33rd-warmest July of 79 on record
-0.1° vs. 64.2° average (1991–2020)Longest 90°F Streak in July
2 consecutive days with highs of at least 90°F (Jul 21–22, 2026, peaking at 96°F)
The longest July streak since 2024 (2 years). The July record is 7 days, set in 2022.
Average July Temperature by Year
1948–2026 · 2026 highlighted
Warmest Julys on Record
| # | Year | Avg Temp |
|---|---|---|
| 1 | 1958 | 69.1°F |
| 2 | 2015 | 68.1°F |
| 3 | 2024 | 67.6°F |
| 4 | 1985 | 67.4°F |
| 5 | 1998 | 66.8°F |
| 6 | 2009 | 66.8°F |
| 7 | 2014 | 66.7°F |
| 8 | 2018 | 66.6°F |
| 9 | 2022 | 66.5°F |
| 10 | 1994 | 66.3°F |
Warmest Months on Record (Any Month)
| # | Month | Avg Temp |
|---|---|---|
| 1 | July 1958 | 69.1°F |
| 2 | August 1967 | 68.8°F |
| 3 | July 2015 | 68.1°F |
| 4 | August 2023 | 67.7°F |
| 5 | July 2024 | 67.6°F |
| 6 | August 2022 | 67.5°F |
| 7 | July 1985 | 67.4°F |
| 8 | August 1981 | 67.4°F |
| 9 | August 2017 | 67.3°F |
| 10 | August 2025 | 66.9°F |
Nearby Stations — July 2026
How the same month ranked at the closest reporting stations
| Station | Avg Temp | July Rank |
|---|---|---|
| Olympia, WA | 64.1°F | 33rd of 79 |
| Seattle Tacoma, WA | 66.9°F | 30th of 82 |
| Seattle City, WA | 67.6°F | 26th of 131 |
| Astoria, OR | 60.6°F | 72nd of 138 |
| Vancouver, WA | 69.8°F | 19th of 129 |