Average annual temperature is 17.8 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -3.9 °C
Number of sunny days: 212 days
Number of rainy days: 153 days
Look at detailed online map of Petit Jean
* Weather data for Petit Jean 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) | 22.2 | 25.4 | 26.4 | 28.6 | 32.9 | 38.6 | 40.1 | 40.4 | 38.1 | 33.3 | 27.3 | 19.5 |
| Average daytime temperature (°C) | 13.7 | 15.6 | 18.3 | 22.2 | 27.9 | 33.2 | 34.6 | 35.2 | 31.6 | 25.1 | 17.4 | 13.8 |
| Average temperature (°C) | 8.0 | 9.2 | 11.9 | 15.9 | 21.5 | 26.3 | 28.0 | 28.8 | 24.8 | 18.8 | 11.2 | 8.1 |
| Average night temperature (°C) | 3.8 | 4.8 | 6.9 | 10.4 | 15.7 | 20.3 | 23.0 | 23.4 | 19.1 | 14.0 | 6.4 | 3.7 |
| Absolute minimum temperature (°C) | -3.3 | -3.9 | -3.5 | 5.0 | 6.7 | 17.4 | 18.7 | 18.1 | 15.0 | -0.7 | -2.8 | -2.3 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.2 | 5.9 | 7.9 | 9.0 | 11.1 | 12.5 | 11.4 | 11.4 | 10.5 | 8.1 | 7.9 | 7.0 |
| Precipitation (mm) | 99 | 143 | 230 | 112 | 77 | 54 | 105 | 64 | 20 | 156 | 72 | 71 |
| Sunny days | 18 | 12 | 13 | 17 | 16 | 20 | 13 | 18 | 22 | 19 | 23 | 21 |
| Rainy days | 13 | 16 | 18 | 13 | 15 | 10 | 18 | 13 | 8 | 12 | 7 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Petit Jean during the most sunny months:
The largest precipitation sum in Petit Jean is at