Average annual temperature is 12.2 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -17.6 °C
Number of sunny days: 198 days
Number of rainy days: 155 days
Number of snow days: 12 days
Look at detailed online map of West Jersey
* Weather data for West Jersey 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) | 16.2 | 13.9 | 22.0 | 27.1 | 32.2 | 34.5 | 36.2 | 35.6 | 32.4 | 29.1 | 20.8 | 15.1 |
| Average daytime temperature (°C) | 3.8 | 6.9 | 9.4 | 18.1 | 25.3 | 29.7 | 29.2 | 28.1 | 25.4 | 17.9 | 10.6 | 7.4 |
| Average temperature (°C) | -0.6 | 1.2 | 3.8 | 10.9 | 18.7 | 23.3 | 23.7 | 23.0 | 20.0 | 13.2 | 5.5 | 3.4 |
| Average night temperature (°C) | -3.5 | -3.1 | -0.4 | 5.1 | 12.3 | 16.9 | 18.5 | 18.5 | 15.4 | 9.2 | 1.2 | 0.7 |
| Absolute minimum temperature (°C) | -17.6 | -16.6 | -12.0 | -2.1 | 2.9 | 9.2 | 14.1 | 11.3 | 10.0 | -2.2 | -10.8 | -8.1 |
| 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) | 3.5 | 7.2 | 6.8 | 9.5 | 11.3 | 12.6 | 12.4 | 11.1 | 9.7 | 7.4 | 7.4 | 4.2 |
| Precipitation (mm) | 49 | 78 | 84 | 53 | 43 | 26 | 92 | 128 | 77 | 79 | 25 | 59 |
| Sunny days | 14 | 17 | 15 | 15 | 19 | 21 | 16 | 14 | 16 | 13 | 23 | 15 |
| Rainy days | 10 | 9 | 16 | 14 | 12 | 9 | 15 | 17 | 14 | 18 | 6 | 15 |
| Snow days | 7 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit West Jersey during the most sunny months:
The largest precipitation sum in West Jersey is at