Switzerland
Zurich in May: weather & travel advice
This month's data profile
Rain shapes the decision
Zurich in May is climatically mixed. The average daily high is around 17 °C. With about 18 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
53/100 · #5
Warmth
#5
Dryness
#11
Sun
#3
Published best categories: Active
Zurich · MayPhoto: Daniel Kraft · CC BY-SA 3.0Climate facts
- Average high
- 17 °C
- Average low
- 8 °C
- Rainy days (est.)
- 18 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 79 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Score |
|---|---|---|---|---|---|---|---|---|
| April | 13 | 4 | 14 | 90 | 5.5 | 79 | 2.0 | 46 |
| May (selected) | 17 | 8 | 18 | 137 | 6.4 | 79 | 2.0 | 53 |
| June | 21 | 12 | 18 | 138 | 7.3 | 78 | 1.8 | 63 |
How do the previous and next months compare?
Baseline: May (53/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | |
|---|---|---|---|---|---|---|---|---|
| April | -7 | -4.1 °C | -4.5 °C | -4 | -47.7 mm | -0.9 h | +0.1 % | ±0 m/s |
| June | +10 | +3.7 °C | +3.9 °C | +0.2 | +0.5 mm | +0.9 h | -0.6 % | -0.1 m/s |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Zurich in May?
The average daily high is around 17 °C, with an average daily low of about 8 °C.
Does it rain a lot in Zurich in May?
The curated estimate is about 18 rainy days per month, not a directly measured long-term average. Total precipitation averages around 137 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Zurich?
By the climate score, June, July, August and September are the strongest months for Zurich. May is not among them.