Average annual temperature is 15.3 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: -10.1 °C
Number of sunny days: 200 days
Number of rainy days: 163 days
Number of snow days: 2 days
Look at detailed online map of Olympia
* Weather data for Olympia United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 20.3 | 21.8 | 24.6 | 27.4 | 31.6 | 40.2 | 38.3 | 41.0 | 35.3 | 31.7 | 25.7 | 17.8 |
| Average daytime temperature (°C) | 9.5 | 12.6 | 13.7 | 21.2 | 26.6 | 31.4 | 33.8 | 33.4 | 29.6 | 21.1 | 15.4 | 11.1 |
| Average temperature (°C) | 3.8 | 5.4 | 7.5 | 14.1 | 19.8 | 24.5 | 27.0 | 26.7 | 22.6 | 15.7 | 9.2 | 6.3 |
| Average night temperature (°C) | -0.3 | 0.4 | 2.9 | 8.2 | 14.4 | 18.4 | 21.7 | 21.6 | 17.2 | 11.4 | 4.8 | 3.1 |
| Absolute minimum temperature (°C) | -10.1 | -9.2 | -7.1 | 1.2 | 5.9 | 13.1 | 16.8 | 14.5 | 12.8 | -2.1 | -4.7 | -3.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.7 | 7.5 | 6.9 | 10.5 | 10.9 | 12.7 | 11.3 | 11.4 | 10.3 | 7.8 | 7.5 | 5.6 |
| Precipitation (mm) | 59 | 87 | 126 | 36 | 102 | 59 | 82 | 56 | 66 | 65 | 35 | 75 |
| Sunny days | 16 | 15 | 13 | 20 | 16 | 15 | 11 | 18 | 18 | 19 | 22 | 17 |
| Rainy days | 13 | 13 | 18 | 10 | 15 | 15 | 20 | 13 | 12 | 12 | 8 | 14 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Olympia during the most sunny months:
The largest precipitation sum in Olympia is at