Average annual temperature is 11.8 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: -6.3 °C
Number of sunny days: 178 days
Number of rainy days: 186 days
Number of snow days: 1 day
Look at detailed online map of Cottage Grove
* Weather data for Cottage Grove 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) | 16.4 | 15.8 | 17.8 | 29.9 | 32.3 | 31.9 | 36.4 | 39.8 | 31.7 | 28.1 | 17.7 | 19.6 |
| Average daytime temperature (°C) | 9.6 | 9.9 | 10.3 | 13.9 | 22.5 | 26.2 | 30.4 | 31.0 | 23.8 | 18.5 | 12.6 | 12.2 |
| Average temperature (°C) | 5.2 | 3.9 | 4.8 | 8.3 | 14.5 | 17.0 | 20.8 | 21.8 | 16.5 | 12.3 | 7.7 | 8.0 |
| Average night temperature (°C) | 2.3 | 0.0 | 1.3 | 4.8 | 8.9 | 10.2 | 13.3 | 14.6 | 11.2 | 8.4 | 4.4 | 5.2 |
| Absolute minimum temperature (°C) | -6.3 | -6.1 | -1.7 | -0.9 | 3.4 | 6.2 | 10.5 | 10.2 | 7.5 | -1.5 | -2.9 | -2.3 |
| 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 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.7 | 6.2 | 6.0 | 6.0 | 10.3 | 13.0 | 13.1 | 12.1 | 9.5 | 7.0 | 4.8 | 3.2 |
| Precipitation (mm) | 126 | 97 | 163 | 181 | 28 | 15 | 1 | 7 | 68 | 102 | 99 | 241 |
| Sunny days | 7 | 12 | 2 | 6 | 15 | 25 | 30 | 27 | 16 | 15 | 12 | 11 |
| Rainy days | 24 | 15 | 29 | 24 | 16 | 5 | 1 | 4 | 14 | 16 | 18 | 20 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Cottage Grove during the most sunny months:
Months with the longest average daylight duration in Cottage Grove:
The largest precipitation sum in Cottage Grove is at