Average annual temperature is 10.7 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -7.2 °C
Number of sunny days: 165 days
Number of rainy days: 197 days
Number of snow days: 3 days
Look at detailed online map of La Grande
* Weather data for La Grande 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) | 13.5 | 15.6 | 17.4 | 26.2 | 29.9 | 28.6 | 30.7 | 34.5 | 28.2 | 24.7 | 15.0 | 17.0 |
| Average daytime temperature (°C) | 8.4 | 7.6 | 9.8 | 12.0 | 20.8 | 21.8 | 26.4 | 27.0 | 21.2 | 15.9 | 10.3 | 10.4 |
| Average temperature (°C) | 5.0 | 3.4 | 4.6 | 7.1 | 14.2 | 15.0 | 18.9 | 19.9 | 15.1 | 11.0 | 6.3 | 6.9 |
| Average night temperature (°C) | 2.5 | 0.7 | 1.2 | 3.6 | 9.3 | 9.6 | 12.5 | 14.5 | 10.9 | 7.6 | 3.6 | 4.5 |
| Absolute minimum temperature (°C) | -5.1 | -7.2 | -2.7 | -2.1 | 4.9 | 6.7 | 9.5 | 10.3 | 6.6 | -2.0 | -2.3 | -0.8 |
| 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 | 15.0 | 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) | 3.8 | 5.0 | 6.9 | 6.5 | 10.1 | 11.5 | 13.2 | 11.3 | 8.3 | 6.3 | 4.8 | 3.3 |
| Precipitation (mm) | 130 | 98 | 128 | 194 | 35 | 25 | 6 | 31 | 76 | 89 | 145 | 287 |
| Sunny days | 5 | 10 | 6 | 5 | 18 | 21 | 28 | 21 | 15 | 14 | 14 | 8 |
| Rainy days | 26 | 16 | 24 | 25 | 13 | 9 | 3 | 10 | 15 | 17 | 16 | 23 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit La Grande during the most sunny months:
Months with the longest average daylight duration in La Grande:
The largest precipitation sum in La Grande is at