Best Time to Visit Herisau: Month-by-Month Guide
Best months for Herisau: August, September, July, June.
- Best months for Herisau: 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: July, June, May.
- 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 | 88 mm | 13 | – | – | 4.0 |
| February | 4°C | -2°C | 80 mm | 12 | – | – | 4.3 |
| March | 9°C | 1°C | 100 mm | 15 | – | – | 4.8 |
| April | 13°C | 5°C | 102 mm | 15 | – | – | 5.6 |
| May | 17°C | 10°C | 155 mm | 17 | – | – | 5.7 |
| June | 21°C | 13°C | 172 mm | 17 | – | – | 6.1 |
| July | 23°C | 15°C | 174 mm | 18 | – | – | 6.3 |
| August | 22°C | 15°C | 176 mm | 17 | – | – | 6.4 |
| September | 18°C | 11°C | 127 mm | 14 | – | – | 6.4 |
| October | 13°C | 7°C | 103 mm | 13 | – | – | 5.8 |
| November | 7°C | 3°C | 103 mm | 13 | – | – | 4.9 |
| December | 4°C | -1°C | 105 mm | 14 | – | – | 3.9 |
Frequently asked questions
When is the best time to visit Herisau?
The best months are August, September, July, June.
When is the rainy season in Herisau?
The wettest months are July, June, May.