St. Moritz
May
Weather in St. Moritz for May 2025
Your guide to St. Moritz weather in May - trends and predictions
St. Moritz typically experiences moderate snowfall in May, with an average of 8 snowy days.
According to St. Moritz snow forecast for May 2025, 5 snowy days are expected at the beginning of May. The first snowfall for May is expected in Thursday, 1 May.The forecast for the first days of May 2025 in St. Moritz predicts temperatures to be around 5 °C, close to the historical average.
In general, the average temperature in St. Moritz at the beginning of May is 5.3 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 7.7 °C by the end of May.
Snow Forecast ❄️
Temperatures
7
Dry days
16
Rainy days
8
Snow days
6°/-3°
Temperatures
11 km/h
Avg max wind
90 %
Avg humidity
St. Moritz Weather May
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  6° | 2 3° | 3 3° | 4 5° | |||
| 5 7° | 6 8° | 7  5° | 8  3° | 9  7° | 10 11° | 11 13° |
| 12  12° | 13 4° | 14 8° | 15  4° | 16  5° | 17  3° | 18 6° |
| 19 8° | 20 11° | 21 5° | 22 5° | 23 3° | 24 7° | 25 6° |
| 26 11° | 27 10° | 28 7° | 29  11° | 30 7° | 31  2° |
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Temperatures trend during May in St. Moritz
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 6° /0° | 1.4 mm | 0.2 cm | |
| 2 May | Patchy rain possible | 3° /-1° | 1.5 mm | 0.7 cm | |
| 3 May | Patchy rain possible | 3° /0° | 1.3 mm | 0.7 cm | |
| 4 May | Patchy rain possible | 5° /-2° | 0.3 mm | 0.2 cm | |
| 5 May | Patchy rain possible | 7° /-3° | 2.5 mm | 0 cm | |
| 6 May | Patchy rain possible | 8° /2° | 2.7 mm | 0 cm | |
| 7 May | Moderate rain | 5° /1° | 11.9 mm | 1.9 cm | |
| 8 May | Heavy snow | 3° /-3° | 3.6 mm | 2.9 cm | |
| 9 May | Fog | 7° /-6° | 0.1 mm | 0 cm | |
| 10 May | Patchy rain possible | 11° /-5° | 0.1 mm | 0 cm | |
| 11 May | Patchy rain possible | 13° /-2° | 0.4 mm | 0 cm | |
| 12 May | Patchy light rain with thunder | 12° /-1° | 15.7 mm | 0 cm | |
| 13 May | Light rain shower | 4° /-1° | 17.3 mm | 0 cm | |
| 14 May | Light rain shower | 8° /-1° | 2 mm | 0 cm | |
| 15 May | Light sleet | 4° /0° | 16.2 mm | 0 cm | |
| 16 May | Moderate or heavy rain with thunder | 5° /0° | 10.8 mm | 0 cm | |
| 17 May | Moderate or heavy snow with thunder | 3° /-5° | 9.3 mm | 6.9 cm | |
| 18 May | Patchy light rain with thunder | 6° /-7° | 1.4 mm | 0 cm | |
| 19 May | Patchy light rain with thunder | 8° /-5° | 1 mm | 0 cm | |
| 20 May | Patchy rain possible | 11° /-3° | 0.4 mm | 0 cm | |
| 21 May | Heavy snow | 5° /-3° | 32.9 mm | 6.8 cm | |
| 22 May | Fog | 5° /-4° | 0.6 mm | 0.1 cm | |
| 23 May | Moderate or heavy rain with thunder | 3° /-2° | 8.8 mm | 0 cm | |
| 24 May | Moderate or heavy rain with thunder | 7° /-4° | 10.1 mm | 0 cm | |
| 25 May | Patchy light rain with thunder | 6° /-2° | 6 mm | 0 cm | |
| 26 May | Patchy light rain with thunder | 11° /-2° | 1.9 mm | 0 cm | |
| 27 May | Patchy light rain with thunder | 10° /0° | 2.7 mm | 0 cm | |
| 28 May | Fog | 7° /-2° | 3.6 mm | 0 cm | |
| 29 May | Thundery outbreaks possible | 11° /-3° | 0.4 mm | 0 cm | |
| 30 May | Moderate or heavy rain with thunder | 7° /-1° | 13.8 mm | 0 cm | |
| 31 May | Light snow showers | 2° /-5° | 45.4 mm | 33.1 cm | |
| Next | |||||
Important Notice
Our weather forecast for St. Moritz in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the St. Moritz forecast closer to your planned date for the most up-to-date weather information.
St. Moritz in May - FAQ
What are the expected maximum and minimum temperatures in St. Moritz during May?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -3°.
How much rainfall should be expected in St. Moritz during May?
Significant rainfall exceeding 251.6 mm is expected in St. Moritz during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
Will it snow in St. Moritz in May 2025?
St. Moritz experiences an average snowfall of 69.03 cm during May, occurring over 8 days.
What are the typical wind conditions in St. Moritz during May?
The average wind speed in St. Moritz during May is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
St. Moritz snow forecast May 2025
Track daily snowfall levels and discover St. Moritz’s snowy potential this May ❄️
May rainfall patterns in St. Moritz
Explore the daily rainfall trends and prepare for St. Moritzs May weather 💧
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