Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Oshawa is from July, August, September, but considering flight prices and crowds, the best months to visit are May, July, September. — predictable climate
🌨Cold
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Contains affiliate links.
| Score | 11 | 12 | 13 | 22 | 72 | 81 | 82 | 82 | 85 | 49 | 16 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Mild | Humid | Pleasant | Pleasant | Pleasant | Cold | Cold | Cold |
| Temperature | -7–0°C | -7–1°C | -3–4°C | 2–10°C | 9–17°C | 14–22°C | 18–25°C | 18–25°C | 15–22°C | 8–15°C | 2–8°C | -3–3°C |
| Feels like | -13–-5°C | -13–-4°C | -8–0°C | -2–7°C | 6–16°C | 13–22°C | 18–27°C | 18–26°C | 14–22°C | 6–12°C | -2–4°C | -8–-2°C |
| Precipitation | 75mm 10 days | 64mm 10 days | 75mm 10 days | 109mm 12 days | 70mm 10 days | 88mm 11 days | 78mm 11 days | 77mm 10 days | 68mm 9 days | 101mm 12 days | 70mm 10 days | 84mm 12 days |
| Sunshine | 4.1h ☀︎ 44% | 5.4h ☀︎ 52% | 7.1h ☀︎ 59% | 8.2h ☀︎ 61% | 10.8h ☀︎ 73% | 12.0h ☀︎ 78% | 12.6h ☀︎ 83% | 11.5h ☀︎ 82% | 10.0h ☀︎ 80% | 6.8h ☀︎ 62% | 5.2h ☀︎ 53% | 3.3h ☀︎ 37% |
| Wind | NW · 23 km/h | W · 24 km/h | NW · 23 km/h | NW · 23 km/h | W · 19 km/h | W · 19 km/h | W · 17 km/h | W · 17 km/h | W · 18 km/h | W · 21 km/h | W · 22 km/h | W · 22 km/h |
| Humidity (%) | 72% | 70% | 68% | 69% | 72% | 73% | 75% | 75% | 76% | 75% | 75% | 76% |
| Perfect days | 0% | 0% | 0% | 1% | 17% | 48% | 54% | 58% | 46% | 8% | 0% | 0% |
| Dry streak | 7d | 7d | 8d | 8d | 9d | 7d | 7d | 7d | 10d | 6d | 7d | 7d |
| Sunny streak | 4d | 7d | 9d | 10d | 16d | 19d | 19d | 19d | 14d | 8d | 6d | 3d |
| Extreme cold | 85% | 91% | 74% | 24% | 1% | — | — | — | — | 1% | 30% | 69% |
| Temperature | +0.9° | +2.9° | +3.1° | +0.4° | +1.3° | +0.1° | +0.5° | -0.0° | +0.2° | +1.1° | +0.5° | +2.2° |
| Rainfall | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Stable | Stable |
| Ideal warm days | 0% | 0% | 0% | 0% | 1% | 7% | 25% | 24% | 6% | 0% | 0% | 0% |
| Outdoor comfort | 0% | 0% | 0% | 1% | 24% | 46% | 40% | 43% | 45% | 10% | 0% | 0% |
| Dry week odds | 7% | 7% | 10% | 9% | 14% | 8% | 4% | 6% | 17% | 2% | 9% | 5% |
| Heavy rain | 2% | 1% | 1% | 3% | 2% | 3% | 2% | 2% | 3% | 2% | 2% | 3% |
| Snow days | 50% | 50% | 30% | 15% | 1% | — | — | — | — | 1% | 16% | 39% |
| Muggy days | — | — | — | — | — | 2% | 12% | 12% | 4% | — | — | — |
| Day length | 9.3h | 10.5h | 12.0h | 13.5h | 14.8h | 15.4h | 15.1h | 13.9h | 12.5h | 11.0h | 9.7h | 9.0h |
| Tourist Crowds | Low season | Low season | Low season | Shoulder season | Shoulder season | High season | High season | High season | High season | Shoulder season | Shoulder season | Shoulder season |