Best Time to Visit Zurich
No month in Zurich combines a mild average temperature (15–28°C) with low rainfall. The driest are June and September to October, with 100–139 mm of rain.
Zurich weather by month
The wettest month in Zurich is August with 146 mm of rain, and the warmest is July at an average 19°C. The coolest is January at -1°C.
| Month | Average temperature | Rainfall | Verdict |
|---|---|---|---|
| January | -1°C / 31°F | 94 mm | Cold |
| February | 0°C / 32°F | 73 mm | Cold |
| March | 4°C / 40°F | 91 mm | Cold |
| April | 9°C / 48°F | 91 mm | Cool |
| May | 13°C / 56°F | 141 mm | Cool |
| June | 17°C / 63°F | 139 mm | Driest |
| July | 19°C / 66°F | 144 mm | Rainy |
| August | 18°C / 65°F | 146 mm | Rainy |
| September | 14°C / 57°F | 103 mm | Driest |
| October | 10°C / 50°F | 100 mm | Driest |
| November | 4°C / 40°F | 87 mm | Cold |
| December | 0°C / 32°F | 102 mm | Cold |
How we pick the best months
- Best: an average temperature of 15–28°C and low rainfall for Zurich: under 150 mm, and no more than 126 mm, a quarter above Zurich's median month (never set below 60 mm).
- If no month qualifies, we show the three driest months that average 10–30°C instead.
- Wet: 150 mm of rain or more. Rainy: more than 126 mm. Hot: 29°C or more on average. Cool: under 15°C. Cold: under 5°C.
Averages cover day and night, so afternoons are warmer than the figure shown. Weather is only one reason to pick a month: school holidays, festivals and prices matter too.
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Where these numbers come from
Monthly averages for January 2001 – December 2020 from the NASA POWER project, for the area around Zurich Airport (ZRH) at 47.46, 8.55. The model covers a grid about 50 km across, so a coastal or hilly spot can run a degree or two different. Retrieved 12 September 2026.
The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center (LaRC) Prediction of Worldwide Energy Resource (POWER) Project funded through the NASA Earth Science/Applied Science Program.