Average annual temperature is 11.2 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -19.8 °C
Number of sunny days: 158 days
Number of rainy days: 198 days
Number of snow days: 9 days
Look at detailed online map of Wallkill
* Weather data for Wallkill 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) | 17.7 | 16.0 | 16.6 | 31.3 | 29.5 | 33.5 | 32.0 | 30.5 | 32.8 | 27.1 | 19.2 | 14.8 |
| Average daytime temperature (°C) | 6.7 | 7.0 | 9.2 | 18.0 | 21.7 | 25.4 | 28.6 | 26.1 | 22.9 | 18.4 | 9.7 | 7.8 |
| Average temperature (°C) | 2.7 | 1.3 | 3.3 | 11.0 | 14.6 | 19.1 | 22.9 | 20.9 | 17.9 | 13.0 | 4.4 | 3.3 |
| Average night temperature (°C) | -0.6 | -3.3 | -1.5 | 5.6 | 7.6 | 13.5 | 17.9 | 16.3 | 13.8 | 8.7 | 0.2 | 0.0 |
| Absolute minimum temperature (°C) | -4.9 | -19.8 | -7.8 | -2.6 | 2.1 | 8.2 | 12.1 | 10.6 | 6.6 | 1.2 | -5.2 | -6.7 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.9 | 6.4 | 7.3 | 8.7 | 12.1 | 10.5 | 11.7 | 9.8 | 7.8 | 7.5 | 7.5 | 4.7 |
| Precipitation (mm) | 117 | 55 | 112 | 133 | 42 | 110 | 184 | 140 | 197 | 178 | 59 | 210 |
| Sunny days | 11 | 17 | 9 | 17 | 20 | 7 | 6 | 8 | 11 | 16 | 20 | 16 |
| Rainy days | 18 | 9 | 20 | 13 | 11 | 23 | 25 | 23 | 19 | 15 | 10 | 12 |
| Snow days | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Wallkill during the most sunny months:
The largest precipitation sum in Wallkill is at