Weather in Oshawa, Canada
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | -8°C | -2°C | 69.4 mm | 76% | 42.2 km/h |
| February | -8°C | 0°C | 65.7 mm | 70% | 46.1 km/h |
| March | -3°C | 6°C | 74.2 mm | 67% | 47.0 km/h |
| April | 3°C | 11°C | 98.3 mm | 66% | 44.7 km/h |
| May | 9°C | 18°C | 68.0 mm | 59% | 36.8 km/h |
| June | 14°C | 23°C | 92.1 mm | 58% | 39.0 km/h |
| July | 17°C | 26°C | 101.4 mm | 53% | 35.8 km/h |
| August | 16°C | 25°C | 70.8 mm | 53% | 34.7 km/h |
| September | 13°C | 22°C | 65.3 mm | 49% | 34.5 km/h |
| October | 7°C | 15°C | 68.0 mm | 57% | 39.1 km/h |
| November | 0°C | 7°C | 57.6 mm | 64% | 44.5 km/h |
| December | -4°C | 2°C | 93.8 mm | 79% | 45.0 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 0.0% | |
| February | 0.0% | |
| March | <0.1% | |
| April | 3.0% | |
| May | 16.7% | |
| June | 31.4% | |
| July | 44.3% | |
| August | 39.6% | |
| September | 36.3% | |
| October | 11.7% | |
| November | 0.3% | |
| December | 0.0% |
About this location and data
- Urban-centre population
- 311,294
- Elevation
- 200 m
- Coordinates
- 43.90°N, 78.88°W
- Urban area
- 118 km²
Weather averages use 4 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculatedNearby places with higher scores
Annual results for the default weather criteria: