Average annual temperature is 13.3 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -13.5 °C
Number of sunny days: 182 days
Number of rainy days: 181 days
Number of snow days: 2 days
Look at detailed online map of Township of Plainsboro
* Weather data for Township of Plainsboro 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) | 18.3 | 18.8 | 16.9 | 30.0 | 29.5 | 34.1 | 34.7 | 32.1 | 35.2 | 28.0 | 20.3 | 16.8 |
| Average daytime temperature (°C) | 9.2 | 9.4 | 11.2 | 19.4 | 22.4 | 27.1 | 31.0 | 28.6 | 25.1 | 20.1 | 12.0 | 9.6 |
| Average temperature (°C) | 5.1 | 4.1 | 5.6 | 13.2 | 15.9 | 20.6 | 25.1 | 23.3 | 20.1 | 14.6 | 6.6 | 5.3 |
| Average night temperature (°C) | 1.4 | -0.7 | 0.7 | 8.0 | 9.7 | 15.1 | 20.3 | 18.9 | 16.0 | 10.2 | 2.1 | 1.5 |
| Absolute minimum temperature (°C) | -4.2 | -13.5 | -4.5 | -0.5 | 4.1 | 9.8 | 16.6 | 15.3 | 10.1 | 4.1 | -4.7 | -5.3 |
| 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) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 4.7 | 6.9 | 7.4 | 8.7 | 11.5 | 10.4 | 11.6 | 10.5 | 8.0 | 8.2 | 7.5 | 5.2 |
| Precipitation (mm) | 104 | 52 | 114 | 116 | 46 | 89 | 138 | 127 | 214 | 56 | 58 | 193 |
| Sunny days | 13 | 16 | 14 | 16 | 20 | 14 | 9 | 15 | 12 | 17 | 19 | 17 |
| Rainy days | 18 | 11 | 16 | 14 | 11 | 16 | 22 | 16 | 18 | 14 | 11 | 14 |
| Snow days | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Township of Plainsboro during the most sunny months:
The largest precipitation sum in Township of Plainsboro is at