Discover the best time of year, based on historical climate, temperature, and precipitation.
The best time to visit Aarau is July, August, September, when the weather, flight prices, and crowds align. — consistent weather climate
🌦Humid
| Score | 9 | 17 | 32 | 52 | 73 | 74 | 77 | 78 | 80 | 60 | 14 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Cool & rainy | Humid | Humid | Humid | Mild | Cold | Cold | Cold |
| Temperature | -1–5°C | 0–8°C | 2–11°C | 5–15°C | 9–18°C | 14–24°C | 16–26°C | 15–25°C | 11–21°C | 7–16°C | 3–9°C | 0–6°C |
| Feels like | -5–1°C | -4–4°C | -2–8°C | 2–13°C | 7–18°C | 14–25°C | 16–27°C | 16–27°C | 10–21°C | 6–15°C | 0–7°C | -3–3°C |
| Precipitation | 106mm 17 days | 71mm 13 days | 77mm 13 days | 90mm 14 days | 133mm 18 days | 129mm 14 days | 103mm 12 days | 99mm 12 days | 77mm 11 days | 79mm 11 days | 96mm 14 days | 95mm 14 days |
| Sunshine | 3.7h ☀︎ 41% | 5.5h ☀︎ 53% | 7.7h ☀︎ 65% | 9.7h ☀︎ 71% | 9.3h ☀︎ 61% | 11.6h ☀︎ 73% | 12.4h ☀︎ 80% | 10.8h ☀︎ 76% | 9.5h ☀︎ 76% | 6.1h ☀︎ 56% | 3.7h ☀︎ 40% | 3.3h ☀︎ 39% |
| Wind | SW · 16 km/h | SW · 16 km/h | W · 15 km/h | NW · 14 km/h | NW · 14 km/h | NW · 13 km/h | W · 13 km/h | W · 12 km/h | W · 12 km/h | S · 12 km/h | SW · 13 km/h | SW · 14 km/h |
| Humidity (%) | 84% | 79% | 75% | 72% | 76% | 74% | 70% | 73% | 78% | 84% | 87% | 87% |
| Day length | 9.0h | 10.3h | 11.9h | 13.6h | 15.1h | 15.9h | 15.5h | 14.2h | 12.6h | 10.9h | 9.3h | 8.5h |
| Tourist Crowds | Low season | Low season | Shoulder season | Shoulder season | High season | High season | High season | High season | High season | High season | High season | High season |