Best Time to Visit Winterthur
Best time: Jul, Aug, Sep, Jun.
Jul is warmest (23.6°C high); Jun is rainiest (119 mm).
Winterthur weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 2.5 | -2.5 | 59 | 1.7 |
| Feb | 4.5 | -2.1 | 69 | 3 |
| Mar | 9.6 | 0.9 | 58 | 4.8 |
| Apr | 13.3 | 3.6 | 75 | 6.7 |
| May | 18.5 | 7.9 | 90 | 8.1 |
| Jun | 21.2 | 11 | 119 | 8.9 |
| Jul | 23.6 | 13.1 | 111 | 9 |
| Aug | 23.3 | 12.8 | 105 | 7.7 |
| Sep | 19.1 | 9.6 | 78 | 5.6 |
| Oct | 13.3 | 5.6 | 76 | 3.5 |
| Nov | 6.8 | 1.2 | 80 | 2 |
| Dec | 3.5 | -1.2 | 75 | 1.4 |
Average high temperature
Best months by activity
Overall: JulAugSepJun
Beaches: JulAugJunMar
Hiking: SepMayAprJul
Sightseeing: SepMayJulAug
Winterthur quick facts
What to pack
Cold months (Jan, Feb, Mar, Nov, Dec): warm layers and a coat.
Wet months (Jun, Jul, Aug): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Winterthur?
Jul, Aug, Sep, Jun.
What is the rainiest month?
Jun, about 119 mm.
What is the warmest month?
Jul, with average highs of 23.6°C.
Where to stay
See Winterthur hotels · Book Winterthur tours & activities
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Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.