Sankt Gallen
May
Weather in Sankt Gallen for May 2025
Your guide to Sankt Gallen weather in May - trends and predictions
The forecast for the next days in Sankt Gallen predicts temperatures to be around 13 °C, close to the historical average.
In general, the average temperature in Sankt Gallen at the beginning of May is 15.3 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 18 °C by the end of May.
Sankt Gallen experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 207 mm.
Temperatures
Rain 🌧️
2
Dry days
29
Rainy days
0
Snow days
16°/8°
Temperatures
12 km/h
Avg max wind
82 %
Avg humidity
Sankt Gallen Weather May
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2 24° | 3  23° | 4 19° | |||
| 5  8° | 6 6° | 7 5° | 8 11° | 9 15° | 10 7° | 11 14° |
| 12 10° | 13 6° | 14 5° | 15  16° | 16  13° | 17 12° | 18  15° |
| 19 17° | 20 18° | 21  16° | 22 18° | 23 14° | 24 14° | 25  17° |
| 26 19° | 27 19° | 28 19° | 29 19° | 30 17° | 31 16° |
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Temperatures trend during May in Sankt Gallen
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 22° /7° | 0.2 mm | 1.9 | |
| 2 May | Patchy rain possible | 24° /9° | 0.7 mm | 1.9 | |
| 3 May | Heavy rain | 23° /12° | 25.9 mm | 1.7 | |
| 4 May | Heavy rain | 19° /8° | 49.7 mm | 1.3 | |
| 5 May | Moderate rain | 8° /4° | 19.4 mm | 2 | |
| 6 May | Patchy rain possible | 6° /3° | 1.2 mm | 1 | |
| 7 May | Patchy rain possible | 5° /2° | 1.7 mm | 1 | |
| 8 May | Patchy rain possible | 11° /2° | 0.2 mm | 2 | |
| 9 May | Patchy rain possible | 15° /2° | 0.3 mm | 2 | |
| 10 May | Moderate rain | 7° /4° | 5.2 mm | 2 | |
| 11 May | Patchy rain possible | 14° /0° | 0 mm | 2 | |
| 12 May | Patchy rain possible | 10° /4° | 2.7 mm | 2 | |
| 13 May | Patchy rain possible | 6° /3° | 1.1 mm | 1 | |
| 14 May | Patchy rain possible | 5° /2° | 1.4 mm | 1 | |
| 15 May | Heavy rain at times | 16° /8° | 8.6 mm | 4 | |
| 16 May | Moderate or heavy rain shower | 13° /7° | 20 mm | 4 | |
| 17 May | Patchy rain possible | 12° /5° | 13.2 mm | 3 | |
| 18 May | Partly cloudy | 15° /5° | 7.5 mm | 4 | |
| 19 May | Patchy rain possible | 17° /6° | 2 mm | 4 | |
| 20 May | Patchy rain possible | 18° /8° | 2.6 mm | 5 | |
| 21 May | Overcast | 16° /8° | 4.1 mm | 4 | |
| 22 May | Moderate rain at times | 18° /9° | 5 mm | 4 | |
| 23 May | Moderate or heavy rain shower | 14° /9° | 6.3 mm | 4 | |
| 24 May | Patchy rain possible | 14° /7° | 5.8 mm | 4 | |
| 25 May | Cloudy | 17° /7° | 3.1 mm | 4 | |
| 26 May | Cloudy | 19° /10° | 0.7 mm | 4 | |
| 27 May | Cloudy | 19° /9° | 8.2 mm | 5 | |
| 28 May | Partly cloudy | 19° /8° | 3.6 mm | 5 | |
| 29 May | Overcast | 19° /8° | 1.9 mm | 5 | |
| 30 May | Patchy rain possible | 17° /9° | 17.4 mm | 4 | |
| 31 May | Cloudy | 16° /8° | 14.8 mm | 4 | |
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Important Notice
Our weather forecast for Sankt Gallen 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 Sankt Gallen forecast closer to your planned date for the most up-to-date weather information.
Sankt Gallen in May - FAQ
What are the expected maximum and minimum temperatures in Sankt Gallen during May?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Sankt Gallen during May?
Significant rainfall exceeding 207 mm is expected in Sankt Gallen during May, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sankt Gallen during May?
The average wind speed in Sankt Gallen during May is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Sankt Gallen
Explore the daily rainfall trends and prepare for Sankt Gallens May weather 💧
UV exposure in Sankt Gallen during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Sankt Gallen?Get accurate weather forecasts for Sankt Gallen, located at latitude 47.424 and longitude 9.375. Stay updated with localized weather information tailored for Sankt Gallen.
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