Best Time to Visit Aarau: Month-by-Month Guide
Best months for Aarau: August, September, July, June.
- Best months for Aarau: August, September, July, June.
- Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Wettest months: May, June, July.
- The least pleasant month is December (score 3.9).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 3°C | -2°C | 97 mm | 13 | – | – | 3.9 |
| February | 5°C | -2°C | 81 mm | 11 | – | – | 4.6 |
| March | 10°C | 1°C | 97 mm | 14 | – | – | 5.0 |
| April | 14°C | 4°C | 100 mm | 15 | – | – | 5.7 |
| May | 18°C | 9°C | 148 mm | 17 | – | – | 5.8 |
| June | 21°C | 12°C | 142 mm | 17 | – | – | 6.4 |
| July | 23°C | 14°C | 152 mm | 17 | – | – | 6.5 |
| August | 23°C | 13°C | 145 mm | 16 | – | – | 6.6 |
| September | 18°C | 10°C | 108 mm | 13 | – | – | 6.6 |
| October | 13°C | 6°C | 102 mm | 13 | – | – | 5.8 |
| November | 7°C | 2°C | 100 mm | 13 | – | – | 4.8 |
| December | 4°C | -1°C | 116 mm | 14 | – | – | 3.9 |
Frequently asked questions
When is the best time to visit Aarau?
The best months are August, September, July, June.
When is the rainy season in Aarau?
The wettest months are May, June, July.