Average annual temperature is 8.6 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: -29.6 °C
Number of sunny days: 142 days
Number of rainy days: 198 days
Number of snow days: 25 days
Look at detailed online map of Plainfield
* Weather data for Plainfield 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) | 13.9 | 12.2 | 11.1 | 28.4 | 27.5 | 30.8 | 28.3 | 25.7 | 29.6 | 25.2 | 15.5 | 13.1 |
| Average daytime temperature (°C) | 2.9 | 2.5 | 4.3 | 13.8 | 18.2 | 21.4 | 25.0 | 22.4 | 20.0 | 15.3 | 5.8 | 5.1 |
| Average temperature (°C) | -0.7 | -2.5 | -0.2 | 8.1 | 12.3 | 16.3 | 20.6 | 18.2 | 15.9 | 11.1 | 1.5 | 1.2 |
| Average night temperature (°C) | -3.9 | -7.2 | -4.2 | 3.5 | 7.1 | 12.3 | 17.0 | 14.9 | 13.0 | 7.6 | -1.7 | -1.6 |
| Absolute minimum temperature (°C) | -11.6 | -29.6 | -9.9 | -4.9 | -0.3 | 5.5 | 11.7 | 10.8 | 7.3 | -1.3 | -8.3 | -9.3 |
| 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.0 | 6.3 | 7.5 | 8.5 | 12.0 | 9.9 | 10.7 | 9.5 | 7.8 | 7.3 | 6.8 | 4.8 |
| Precipitation (mm) | 148 | 73 | 141 | 118 | 77 | 90 | 244 | 149 | 196 | 128 | 59 | 189 |
| Sunny days | 10 | 10 | 13 | 13 | 19 | 4 | 5 | 6 | 12 | 16 | 18 | 16 |
| Rainy days | 15 | 12 | 12 | 17 | 12 | 26 | 26 | 25 | 18 | 15 | 7 | 13 |
| Snow days | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 2 |
The best time to visit Plainfield during the most sunny months:
The largest precipitation sum in Plainfield is at