Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Grenchen is from July, August, September. — consistent weather climate
🌦Humid
| Score | 11 | 20 | 33 | 50 | 71 | 73 | 74 | 78 | 78 | 61 | 19 | 8 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Cool & rainy | Humid | Humid | Humid | Mild | Cool & rainy | Cold | Cold |
| Temperature | -1–5°C | 2–9°C | 3–11°C | 5–14°C | 9–18°C | 14–23°C | 15–25°C | 16–25°C | 12–21°C | 8–16°C | 3–9°C | 0–6°C |
| Feels like | -4–2°C | -2–6°C | 0–9°C | 2–12°C | 8–17°C | 14–24°C | 16–26°C | 16–26°C | 12–21°C | 7–15°C | 1–7°C | -3–3°C |
| Precipitation | 87mm 15 days | 73mm 13 days | 80mm 13 days | 79mm 14 days | 125mm 18 days | 140mm 17 days | 127mm 14 days | 100mm 12 days | 96mm 12 days | 104mm 13 days | 102mm 13 days | 126mm 19 days |
| Sunshine | 3.9h ☀︎ 43% | 5.7h ☀︎ 56% | 7.9h ☀︎ 66% | 9.6h ☀︎ 70% | 9.3h ☀︎ 62% | 11.6h ☀︎ 73% | 12.3h ☀︎ 80% | 10.8h ☀︎ 76% | 9.5h ☀︎ 75% | 6.0h ☀︎ 55% | 4.3h ☀︎ 46% | 2.6h ☀︎ 31% |
| Wind | W · 12 km/h | SW · 13 km/h | W · 12 km/h | NW · 13 km/h | NW · 13 km/h | NW · 12 km/h | NW · 12 km/h | NW · 11 km/h | NW · 11 km/h | SW · 11 km/h | W · 11 km/h | SW · 11 km/h |
| Humidity (%) | 84% | 77% | 72% | 70% | 75% | 72% | 71% | 72% | 77% | 83% | 87% | 88% |
| Day length | 9.0h | 10.3h | 11.9h | 13.6h | 15.1h | 15.9h | 15.5h | 14.2h | 12.5h | 10.9h | 9.3h | 8.6h |