Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Sewickley is from May, August, September. — consistent weather climate
🌦Humid
| Score | 10 | 12 | 30 | 54 | 76 | 76 | 74 | 77 | 79 | 72 | 34 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Cool & rainy | Humid | Humid | Humid | Humid | Mild | Cold | Cold |
| Temperature | -3–4°C | -3–7°C | 1–12°C | 5–16°C | 10–22°C | 16–27°C | 19–29°C | 18–28°C | 14–24°C | 9–18°C | 3–12°C | -1–7°C |
| Feels like | -8–0°C | -8–3°C | -2–9°C | 2–14°C | 9–21°C | 16–28°C | 20–31°C | 19–30°C | 14–25°C | 7–17°C | -1–8°C | -5–3°C |
| Precipitation | 94mm 14 days | 82mm 11 days | 111mm 13 days | 119mm 13 days | 114mm 13 days | 110mm 11 days | 95mm 12 days | 106mm 12 days | 88mm 10 days | 87mm 11 days | 69mm 9 days | 82mm 12 days |
| Sunshine | 3.0h ☀︎ 31% | 5.6h ☀︎ 52% | 6.9h ☀︎ 57% | 8.0h ☀︎ 60% | 9.5h ☀︎ 66% | 11.8h ☀︎ 79% | 11.7h ☀︎ 80% | 11.0h ☀︎ 80% | 9.5h ☀︎ 76% | 7.6h ☀︎ 68% | 6.3h ☀︎ 63% | 3.4h ☀︎ 36% |
| Wind | W · 17 km/h | W · 18 km/h | SW · 19 km/h | W · 18 km/h | SW · 15 km/h | SW · 15 km/h | W · 14 km/h | W · 13 km/h | S · 14 km/h | SW · 15 km/h | SW · 17 km/h | SW · 17 km/h |
| Humidity (%) | 74% | 69% | 67% | 68% | 71% | 69% | 71% | 75% | 75% | 74% | 70% | 74% |
| Day length | 9.7h | 10.7h | 12.0h | 13.3h | 14.4h | 15.0h | 14.7h | 13.7h | 12.4h | 11.1h | 9.9h | 9.3h |