Average annual temperature is 11.0 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -5.9 °C
Number of sunny days: 172 days
Number of rainy days: 191 days
Number of snow days: 2 days
Look at detailed online map of Thurston County
* Weather data for Thurston County 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) | 14.1 | 14.6 | 17.5 | 25.9 | 32.1 | 31.5 | 33.0 | 36.1 | 29.5 | 25.7 | 15.5 | 14.0 |
| Average daytime temperature (°C) | 9.0 | 8.4 | 10.9 | 13.0 | 22.6 | 23.6 | 28.0 | 28.4 | 22.1 | 16.7 | 10.2 | 9.7 |
| Average temperature (°C) | 5.3 | 3.8 | 5.1 | 7.8 | 14.8 | 15.6 | 19.1 | 20.2 | 15.3 | 11.3 | 6.3 | 6.5 |
| Average night temperature (°C) | 2.7 | 1.1 | 1.5 | 4.3 | 9.2 | 9.8 | 12.2 | 14.3 | 11.1 | 7.8 | 3.7 | 4.4 |
| Absolute minimum temperature (°C) | -5.9 | -5.8 | -3.6 | -0.3 | 5.2 | 5.8 | 9.2 | 9.4 | 7.5 | -1.7 | -3.4 | -0.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.1 | 15.8 | 15.4 | 14.2 | 12.6 | 10.9 | 9.4 | 8.6 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.6 | 5.0 | 7.1 | 6.6 | 11.1 | 11.7 | 13.2 | 11.5 | 8.4 | 6.2 | 5.0 | 3.0 |
| Precipitation (mm) | 102 | 71 | 95 | 139 | 27 | 26 | 4 | 16 | 60 | 95 | 154 | 227 |
| Sunny days | 8 | 9 | 6 | 5 | 19 | 22 | 27 | 20 | 16 | 16 | 16 | 8 |
| Rainy days | 23 | 17 | 25 | 25 | 12 | 8 | 4 | 11 | 14 | 15 | 14 | 23 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Thurston County during the most sunny months:
Months with the longest average daylight duration in Thurston County:
The largest precipitation sum in Thurston County is at