Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Rockford is from July, August, September. — consistent weather climate
🌦Humid
| Score | 12 | 16 | 20 | 39 | 76 | 78 | 79 | 82 | 83 | 60 | 23 | 13 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Cool & rainy | Humid | Humid | Humid | Humid | Mild | Cold | Polar |
| Temperature | -9–-1°C | -9–1°C | -2–8°C | 3–14°C | 10–21°C | 16–27°C | 18–28°C | 17–27°C | 15–24°C | 8–16°C | 0–8°C | -5–3°C |
| Feels like | -14–-6°C | -14–-3°C | -6–4°C | -1–11°C | 8–20°C | 16–28°C | 19–30°C | 18–29°C | 14–24°C | 5–14°C | -4–5°C | -9–-1°C |
| Precipitation | 54mm 10 days | 45mm 7 days | 76mm 9 days | 99mm 11 days | 116mm 11 days | 105mm 9 days | 105mm 8 days | 84mm 8 days | 83mm 8 days | 89mm 9 days | 62mm 8 days | 66mm 8 days |
| Sunshine | 4.6h ☀︎ 49% | 7.0h ☀︎ 66% | 7.4h ☀︎ 62% | 8.3h ☀︎ 62% | 9.3h ☀︎ 64% | 11.5h ☀︎ 75% | 12.0h ☀︎ 81% | 11.4h ☀︎ 82% | 9.6h ☀︎ 77% | 7.3h ☀︎ 66% | 6.1h ☀︎ 62% | 4.4h ☀︎ 48% |
| Wind | W · 19 km/h | W · 20 km/h | W · 21 km/h | SW · 22 km/h | SE · 20 km/h | SW · 18 km/h | SW · 16 km/h | SW · 16 km/h | S · 18 km/h | SW · 20 km/h | SW · 20 km/h | SW · 20 km/h |
| Humidity (%) | 77% | 70% | 68% | 66% | 69% | 67% | 71% | 72% | 71% | 70% | 72% | 74% |
| Day length | 9.5h | 10.6h | 12.0h | 13.4h | 14.6h | 15.2h | 14.9h | 13.8h | 12.5h | 11.0h | 9.8h | 9.1h |