Average annual temperature is 13.6 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -11.5 °C
Number of sunny days: 193 days
Number of rainy days: 164 days
Number of snow days: 8 days
Look at detailed online map of Weir
* Weather data for Weir 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) | 18.4 | 20.7 | 21.5 | 27.0 | 30.8 | 33.5 | 35.3 | 35.8 | 31.7 | 29.6 | 24.8 | 16.4 |
| Average daytime temperature (°C) | 7.0 | 10.5 | 11.8 | 19.4 | 24.9 | 28.8 | 30.4 | 28.9 | 26.5 | 19.9 | 13.3 | 9.3 |
| Average temperature (°C) | 2.9 | 4.4 | 5.9 | 12.3 | 18.5 | 22.6 | 24.9 | 23.6 | 20.8 | 14.6 | 7.7 | 4.8 |
| Average night temperature (°C) | -0.2 | -0.1 | 1.3 | 6.6 | 12.4 | 17.1 | 19.9 | 19.1 | 15.7 | 10.4 | 3.1 | 1.8 |
| Absolute minimum temperature (°C) | -11.0 | -11.5 | -7.2 | -1.4 | 3.7 | 11.5 | 16.1 | 13.5 | 11.9 | -2.9 | -7.7 | -7.5 |
| 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) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.0 | 9.5 |
| 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) | 4.2 | 7.5 | 6.7 | 9.5 | 11.2 | 12.1 | 12.6 | 10.7 | 10.3 | 7.5 | 7.9 | 5.0 |
| Precipitation (mm) | 100 | 65 | 202 | 86 | 34 | 46 | 115 | 118 | 33 | 74 | 18 | 64 |
| Sunny days | 12 | 17 | 14 | 17 | 18 | 18 | 9 | 12 | 20 | 19 | 23 | 14 |
| Rainy days | 12 | 11 | 16 | 13 | 13 | 12 | 22 | 19 | 10 | 12 | 7 | 17 |
| Snow days | 7 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Weir during the most sunny months:
The largest precipitation sum in Weir is at