Average annual temperature is 11.7 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -17.3 °C
Number of sunny days: 161 days
Number of rainy days: 194 days
Number of snow days: 10 days
Look at detailed online map of Township of Frelinghuysen
* Weather data for Township of Frelinghuysen 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) | 17.5 | 17.5 | 15.9 | 31.1 | 29.0 | 34.8 | 33.0 | 29.8 | 33.1 | 27.6 | 18.8 | 15.1 |
| Average daytime temperature (°C) | 7.2 | 7.8 | 9.4 | 18.3 | 21.7 | 25.2 | 29.2 | 26.6 | 23.2 | 18.5 | 10.0 | 8.0 |
| Average temperature (°C) | 3.5 | 2.2 | 3.8 | 11.7 | 14.7 | 19.1 | 23.4 | 21.3 | 18.2 | 13.3 | 5.0 | 3.8 |
| Average night temperature (°C) | 0.3 | -2.2 | -0.6 | 6.5 | 8.1 | 13.9 | 18.6 | 16.9 | 14.3 | 9.2 | 0.9 | 0.8 |
| Absolute minimum temperature (°C) | -4.6 | -17.3 | -7.0 | -1.0 | 2.7 | 7.9 | 14.0 | 12.6 | 7.3 | 3.3 | -5.5 | -6.1 |
| 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 | 9.3 |
| 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) | 4.5 | 6.6 | 7.3 | 8.8 | 11.7 | 10.3 | 12.0 | 10.0 | 8.2 | 7.9 | 7.4 | 4.5 |
| Precipitation (mm) | 124 | 42 | 78 | 121 | 38 | 97 | 100 | 93 | 161 | 46 | 72 | 194 |
| Sunny days | 12 | 14 | 12 | 13 | 21 | 9 | 6 | 12 | 13 | 16 | 18 | 15 |
| Rainy days | 17 | 10 | 18 | 17 | 10 | 21 | 25 | 19 | 17 | 15 | 11 | 14 |
| Snow days | 2 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Township of Frelinghuysen during the most sunny months:
The largest precipitation sum in Township of Frelinghuysen is at