Basel-Stadt (Basel)
May
Weather in Basel-Stadt for May 2026
Your guide to Basel-Stadt weather in May - trends and predictions
So far, May 2026 in Basel-Stadt is slightly warmer than the historical average by 1.6 °C.
The forecast for the next days in Basel-Stadt predicts temperatures to be around 17 °C, close to the historical average.
In general, the average temperature in Basel-Stadt at the beginning of May is 16.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 19.9 °C by the end of May.
Basel-Stadt experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 101.9 mm.
Temperatures
Rain 🌧️
2
Dry days
29
Rainy days
0
Snow days
18°/8°
Temperatures
13 km/h
Avg max wind
80 %
Avg humidity
Basel-Stadt Weather May
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Temperatures trend during May in Basel-Stadt
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May weather in Basel-Stadt day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Sunny | 18° /6° | 2.3 mm | 5 | |
| 2 May | Sunny | 18° /7° | 3.9 mm | 5 | |
| 3 May |  Patchy rain possible | 19° /7° | 1 mm | 4 | |
| 4 May | Light rain shower | 17° /6° | 3.1 mm | 4 | |
| 5 May |  Moderate or heavy rain shower | 15° /8° | 7.5 mm | 3 | |
| 6 May | Moderate or heavy rain shower | 14° /7° | 7.8 mm | 3 | |
| 7 May | Patchy rain possible | 16° /6° | 3 mm | 4 | |
| 8 May | Patchy rain possible | 17° /6° | 1.6 mm | 4 | |
| 9 May | Sunny | 22° /7° | 0.1 mm | 6.3 | |
| 10 May | Patchy rain possible | 20° /9° | 4.6 mm | 5 | |
| 11 May |  Moderate rain | 15° /4° | 11.2 mm | 3 | |
| 12 May | Patchy rain possible | 13° /3° | 1.6 mm | 6.2 | |
| 13 May |  Overcast | 16° /2° | 0.1 mm | 2 | |
| 14 May | Patchy rain possible | 15° /7° | 1.1 mm | 3 | |
| 15 May | Patchy rain possible | 15° /6° | 3.9 mm | 2 | |
| 16 May | Patchy rain possible | 15° /7° | 0.8 mm | 3 | |
| 17 May | Sunny | 18° /4° | 0 mm | 4 | |
| 18 May | Patchy rain possible | 12° /8° | 2.5 mm | 3 | |
| 19 May | Patchy rain possible | 18° /9° | 1.6 mm | 3 | |
| 20 May | Patchy rain possible | 20° /6° | 0.5 mm | 3 | |
| 21 May | Patchy rain possible | 19° /10° | 0.5 mm | 3 | |
| 22 May | Patchy rain possible | 15° /7° | 4.9 mm | 3 | |
| 23 May | Patchy rain possible | 18° /9° | 3.4 mm | 4 | |
| 24 May | Patchy rain possible | 17° /7° | 1.8 mm | 4 | |
| 25 May |  Cloudy | 19° /8° | 1.4 mm | 5 | |
| 26 May | Light rain shower | 19° /8° | 2.2 mm | 5 | |
| 27 May | Moderate rain at times | 20° /9° | 3.2 mm | 5 | |
| 28 May | Sunny | 19° /8° | 0.5 mm | 5 | |
| 29 May | Patchy rain possible | 20° /8° | 1.2 mm | 5 | |
| 30 May | Sunny | 20° /8° | 3.1 mm | 5 | |
| 31 May | Sunny | 22° /9° | 2.1 mm | 5 | |
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Important Notice
Our weather forecast for Basel-Stadt 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 Basel-Stadt forecast closer to your planned date for the most up-to-date weather information.
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Basel-Stadt in May - FAQ
What are the expected maximum and minimum temperatures in Basel-Stadt during May?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Basel-Stadt during May?
Significant rainfall exceeding 101.9 mm is expected in Basel-Stadt during May, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Basel-Stadt during May?
The average wind speed in Basel-Stadt during May is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Basel-Stadt
Explore the daily rainfall trends and prepare for Basel-Stadts May weather 💧
Typically, Basel-Stadt has 29 rainy days in May with a total of 101.9 mm of rainfall.
UV exposure in Basel-Stadt during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Basel-Stadt?Get accurate weather forecasts for Basel-Stadt, located at latitude 47.558 and longitude 7.573. Stay updated with localized weather information tailored for Basel-Stadt.
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