Average annual temperature is 19.6 °C
Absolute maximum temperature: 43.5 °C
Absolute minimum temperature: -9.9 °C
Number of sunny days: 234 days
Number of rainy days: 130 days
Number of snow days: 1 day
Look at detailed online map of Petrolia
* Weather data for Petrolia 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) | 27.6 | 29.2 | 29.7 | 33.7 | 35.3 | 41.8 | 41.4 | 43.5 | 43.3 | 33.6 | 29.3 | 22.8 |
| Average daytime temperature (°C) | 16.5 | 16.5 | 19.9 | 24.2 | 29.3 | 34.5 | 37.6 | 40.4 | 34.8 | 25.5 | 18.8 | 15.4 |
| Average temperature (°C) | 9.5 | 8.6 | 13.4 | 17.4 | 22.9 | 27.8 | 31.0 | 33.6 | 28.5 | 19.5 | 12.7 | 9.7 |
| Average night temperature (°C) | 4.1 | 3.5 | 8.5 | 12.0 | 17.9 | 22.2 | 25.6 | 27.3 | 22.9 | 14.9 | 7.8 | 5.5 |
| Absolute minimum temperature (°C) | -9.9 | -5.6 | -1.8 | 5.8 | 10.1 | 17.8 | 21.7 | 21.7 | 17.3 | -1.3 | -2.4 | -1.8 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 6.9 | 8.8 | 9.8 | 10.5 | 11.8 | 11.9 | 12.5 | 10.3 | 8.5 | 8.0 | 7.7 |
| Precipitation (mm) | 36 | 82 | 80 | 40 | 89 | 99 | 17 | 4 | 65 | 126 | 19 | 60 |
| Sunny days | 24 | 13 | 19 | 17 | 11 | 11 | 23 | 30 | 18 | 21 | 23 | 24 |
| Rainy days | 7 | 14 | 12 | 13 | 20 | 19 | 8 | 1 | 12 | 10 | 7 | 7 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Petrolia during the most sunny months:
The largest precipitation sum in Petrolia is at