Switzerland
Zermatt in May: weather & travel advice
This month's data profile
Rain shapes the decision
Zermatt in May is climatically mixed. The average daily high is around 8 °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
29/100 · #10
Warmth
#5
Dryness
#12
Sun
#4
Published best categories: none
Zermatt · MayPhoto: flamouroux · CC BY-SA 2.0Climate facts
- Average high
- 8 °C
- Average low
- -1 °C
- Rainy days (est.)
- 18 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 78 %
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 | 3 | -6 | 14 | 72 | 5.5 | 82 | 1.7 | 32 |
| May (selected) | 8 | -1 | 18 | 103 | 6.4 | 78 | 1.6 | 29 |
| June | 13 | 3 | 17 | 96 | 7.5 | 76 | 1.5 | 40 |
How do the previous and next months compare?
Baseline: May (29/100)
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 | +3 | -5.8 °C | -4.9 °C | -4.4 | -30.9 mm | -0.9 h | +4.1 % | +0.1 m/s |
| June | +11 | +4.4 °C | +4 °C | -1 | -6.2 mm | +1.1 h | -2.6 % | -0.1 m/s |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Zermatt in May?
The average daily high is around 8 °C, with an average daily low of about -1 °C.
Does it rain a lot in Zermatt in May?
The curated estimate is about 18 rainy days per month, not a directly measured long-term average. Total precipitation averages around 103 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Zermatt?
No month in Zermatt reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.