Average annual temperature is 14.4 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: -10.4 °C
Number of sunny days: 202
Number of rainy days: 162
Number of snow days: 1
Average annual precipitation: 944 mm
Look at detailed online map of Richland
* Weather data for Richland United States is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 21.4 | 20.4 | 23.4 | 27.9 | 30.3 | 40.2 | 38 | 40.2 | 33.9 | 30.6 | 26.8 | 17.2 |
| Average daytime temperature (°C) | 9 | 12.1 | 13.2 | 20.5 | 25.6 | 30.3 | 31.8 | 30.8 | 28.2 | 20.8 | 15.2 | 10.9 |
| Average temperature (°C) | 3.6 | 5.5 | 6.8 | 13.3 | 18.9 | 23.2 | 25.4 | 24.8 | 21.2 | 15.1 | 8.7 | 5.9 |
| Average night temperature (°C) | -0.1 | 0.4 | 2.1 | 7.3 | 12.9 | 16.9 | 20.4 | 20.3 | 15.8 | 10.8 | 3.9 | 2.5 |
| Absolute minimum temperature (°C) | -10.4 | -9.6 | -7.1 | 0.4 | 5.3 | 10.5 | 15.4 | 13.8 | 10.2 | -2.4 | -5 | -5.1 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.3 | 11.3 | 12.6 | 13.7 | 14.6 | 14.8 | 14.8 | 14.1 | 13 | 11.8 | 10.6 | 9.8 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.6 | 10.3 | 11.4 | 12.6 | 13.8 | 14.6 | 14.1 | 13.1 | 11.9 | 10.7 | 9.8 | 9.5 |
| Sunshine mean duration (h) | 6.1 | 7.5 | 7.5 | 10.5 | 10.9 | 12.9 | 11.7 | 10.6 | 10.7 | 8.5 | 7.8 | 6.1 |
| Precipitation (mm) | 65 | 94 | 205 | 39 | 81 | 69 | 69 | 116 | 67 | 59 | 17 | 62 |
| Sunny days | 17 | 17 | 14 | 20 | 16 | 14 | 14 | 16 | 16 | 20 | 23 | 15 |
| Rainy days | 14 | 10 | 17 | 10 | 15 | 16 | 17 | 15 | 14 | 11 | 7 | 16 |
The best time to visit Richland during the most sunny months:
The largest precipitation sum in Richland is at