Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Mount Prospect is from June, August, September. — consistent weather climate
🌦Humid
| Score | 10 | 15 | 18 | 45 | 76 | 82 | 73 | 82 | 82 | 64 | 31 | 12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Cool & rainy | Humid | Humid | Pleasant | Humid | Mild | Cold | Cold |
| Temperature | -7–1°C | -6–3°C | 0–10°C | 4–15°C | 10–21°C | 16–27°C | 19–28°C | 18–28°C | 15–24°C | 9–17°C | 2–10°C | -3–4°C |
| Feels like | -12–-4°C | -11–-1°C | -4–6°C | 0–12°C | 8–21°C | 16–28°C | 19–30°C | 19–30°C | 14–24°C | 6–15°C | -2–7°C | -7–0°C |
| Precipitation | 72mm 12 days | 53mm 9 days | 94mm 10 days | 95mm 12 days | 111mm 11 days | 89mm 8 days | 133mm 11 days | 79mm 9 days | 92mm 8 days | 91mm 10 days | 50mm 6 days | 66mm 8 days |
| Sunshine | 3.5h ☀︎ 37% | 7.2h ☀︎ 68% | 6.8h ☀︎ 57% | 8.3h ☀︎ 62% | 9.6h ☀︎ 66% | 11.7h ☀︎ 77% | 11.7h ☀︎ 78% | 11.5h ☀︎ 83% | 9.5h ☀︎ 76% | 7.6h ☀︎ 69% | 6.3h ☀︎ 64% | 3.9h ☀︎ 42% |
| Wind | W · 19 km/h | W · 20 km/h | W · 21 km/h | SW · 22 km/h | SE · 19 km/h | SW · 19 km/h | W · 17 km/h | W · 17 km/h | S · 18 km/h | W · 20 km/h | SW · 21 km/h | W · 19 km/h |
| Humidity (%) | 78% | 69% | 69% | 67% | 68% | 66% | 73% | 73% | 71% | 69% | 69% | 74% |
| Day length | 9.5h | 10.6h | 12.0h | 13.4h | 14.6h | 15.2h | 14.9h | 13.8h | 12.5h | 11.1h | 9.8h | 9.2h |
State of Illinois · United States of America
State of Illinois · United States of America
State of Illinois · United States of America