Weather World
Petrolia Lake Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 33°F Lo 18°F | Hi 33°F Lo 17°F | Hi 46°F Lo 28°F | Hi 54°F Lo 35°F | Hi 65°F Lo 45°F | Hi 76°F Lo 54°F | Hi 87°F Lo 63°F | Hi 84°F Lo 62°F | Hi 75°F Lo 53°F | Hi 57°F Lo 39°F | Hi 44°F Lo 28°F | Hi 33°F Lo 19°F |
| 11 mph | 10 mph | 10 mph | 11 mph | 10 mph | 9 mph | 8 mph | 8 mph | 9 mph | 10 mph | 11 mph | 11 mph |
| 0.8 in | 0.9 in | 1.2 in | 2.5 in | 3.7 in | 3.7 in | 0.9 in | 1.5 in | 1.9 in | 1.9 in | 0.9 in | 0.9 in |
| 75% | 74% | 66% | 59% | 56% | 52% | 41% | 40% | 43% | 56% | 63% | 72% |
| 44% | 48% | 46% | 44% | 39% | 29% | 18% | 19% | 22% | 33% | 37% | 46% |
| 30.1 in | 30.1 in | 30.0 in | 29.9 in | 29.9 in | 29.8 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 30.0 in | 30.1 in |
| 23 | 19 | 24 | 20 | 23 | 22 | 27 | 26 | 26 | 26 | 23 | 22 |
| 6 | 6 | 5 | 7 | 8 | 8 | 4 | 5 | 4 | 4 | 4 | 6 |
| 3 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 |
| 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 1 | 2 | 2 | 2 | 4 | 5 | 7 | 6 | 4 | 2 | 2 | 1 |
| 172 | 146 | 165 | 170 | 189 | 232 | 292 | 304 | 274 | 220 | 206 | 174 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 1°C Lo -8°C | Hi 1°C Lo -8°C | Hi 8°C Lo -2°C | Hi 12°C Lo 2°C | Hi 18°C Lo 7°C | Hi 24°C Lo 12°C | Hi 30°C Lo 17°C | Hi 29°C Lo 16°C | Hi 24°C Lo 12°C | Hi 14°C Lo 4°C | Hi 7°C Lo -2°C | Hi 1°C Lo -7°C |
| 18 km/h | 17 km/h | 16 km/h | 17 km/h | 16 km/h | 14 km/h | 13 km/h | 13 km/h | 14 km/h | 16 km/h | 17 km/h | 17 km/h |
| 20 mm | 22 mm | 30 mm | 64 mm | 93 mm | 93 mm | 23 mm | 37 mm | 47 mm | 47 mm | 24 mm | 22 mm |
| 75% | 74% | 66% | 59% | 56% | 52% | 41% | 40% | 43% | 56% | 63% | 72% |
| 44% | 48% | 46% | 44% | 39% | 29% | 18% | 19% | 22% | 33% | 37% | 46% |
| 1021 mb | 1020 mb | 1016 mb | 1014 mb | 1012 mb | 1011 mb | 1012 mb | 1012 mb | 1013 mb | 1013 mb | 1017 mb | 1019 mb |
| 23 | 19 | 24 | 20 | 23 | 22 | 27 | 26 | 26 | 26 | 23 | 22 |
| 6 | 6 | 5 | 7 | 8 | 8 | 4 | 5 | 4 | 4 | 4 | 6 |
| 3 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 |
| 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 1 | 2 | 2 | 2 | 4 | 5 | 7 | 6 | 4 | 2 | 2 | 1 |
| 172 | 146 | 165 | 170 | 189 | 232 | 292 | 304 | 274 | 220 | 206 | 174 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.