Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Joliet is from May, August, September. — consistent weather climate
🌦Humid
| Score | 11 | 14 | 18 | 44 | 73 | 72 | 71 | 77 | 82 | 61 | 23 | 12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Cool & rainy | Humid | Humid | Humid | Humid | Cool & rainy | Cold | Cold |
| Temperature | -7–0°C | -7–3°C | -1–9°C | 4–15°C | 11–21°C | 16–27°C | 19–28°C | 18–28°C | 16–25°C | 8–17°C | 1–9°C | -3–4°C |
| Feels like | -12–-4°C | -12–-2°C | -5–6°C | 0–12°C | 9–21°C | 16–28°C | 20–31°C | 19–30°C | 15–25°C | 6–15°C | -3–6°C | -8–0°C |
| Precipitation | 66mm 11 days | 61mm 9 days | 96mm 11 days | 103mm 12 days | 136mm 11 days | 144mm 10 days | 140mm 10 days | 110mm 10 days | 93mm 8 days | 115mm 10 days | 67mm 8 days | 67mm 8 days |
| Sunshine | 4.2h ☀︎ 44% | 6.5h ☀︎ 62% | 7.0h ☀︎ 58% | 8.1h ☀︎ 61% | 9.3h ☀︎ 64% | 11.6h ☀︎ 76% | 11.6h ☀︎ 78% | 11.3h ☀︎ 82% | 9.6h ☀︎ 77% | 7.4h ☀︎ 67% | 6.1h ☀︎ 62% | 4.5h ☀︎ 48% |
| Wind | W · 21 km/h | W · 22 km/h | W · 22 km/h | SW · 23 km/h | SE · 21 km/h | SW · 19 km/h | SW · 16 km/h | SW · 16 km/h | SE · 18 km/h | SW · 21 km/h | SW · 21 km/h | SW · 21 km/h |
| Humidity (%) | 75% | 71% | 69% | 67% | 70% | 69% | 75% | 74% | 71% | 69% | 72% | 74% |
| Day length | 9.6h | 10.6h | 12.0h | 13.4h | 14.5h | 15.1h | 14.8h | 13.8h | 12.5h | 11.1h | 9.9h | 9.2h |