easeweather.com
Sankt Gallen
AndermattArosaBaselBernBiel/BienneCarougeChurCrans-MontanaDavosDavos PlatzEngelbergFlimsGenèveGrindelwaldGstaadInterlakenIseltwaldKanderstegLaaxLausanneLauterbrunnenLuganoLuzernMontreuxMürrenNeuchâtelSaas-Fee
Sankt Gallen
SchaffhausenSeewis im PrätigauSt. MoritzThunVerbierVillars-sur-OllonWengenWinterthurZermattZürich More Locations
Switzerland weather

Weather in Sankt Gallen for May 2027

Your guide to Sankt Gallen weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Sankt Gallen at the beginning of May is 15.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 19.5 °C by the end of May.

    • Rain 🌧️

  • Sankt Gallen in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 166.2 mm.

    • More

  • Is May a good time to visit Sankt Gallen? check out the best time to travel to Sankt Gallen page.

Average dry days
13
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/7°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Sankt Gallen Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
16°
2
Light rain
17°
3
Light rain
17°
4
Light rain
17°
5
Light rain
14°
6
Light rain
14°
7
Light rain
13°
8
Moderate or heavy rain shower
13°
9
Light rain
16°
10
Moderate or heavy rain shower
16°
11
Moderate or heavy rain shower
15°
12
Light rain
14°
13
Patchy rain possible
15°
14
Light rain
15°
15
Light rain
14°
16
Moderate rain
12°
17
Light rain
13°
18
Light rain
15°
19
Patchy rain possible
16°
20
Patchy light rain with thunder
18°
21
Light rain
17°
22
Light rain
17°
23
Light rain
16°
24
Light rain
17°
25
Light rain
19°
26
Light rain
20°
27
Light rain
20°
28
Light rain
20°
29
Patchy rain possible
20°
30
Light rain
19°
31
Moderate rain
20°

Temperatures trend during May in Sankt Gallen

See the weather trend as well as the moving average line

May weather in Sankt Gallen day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Patchy rain possible
Patchy rain possible
 16° /6° 2.1 mm 5
2 May Light rain
Light rain
 17° /7° 3.5 mm 5
3 May Light rain
Light rain
 17° /8° 3 mm 5
4 May Light rain
Light rain
 17° /7° 7.8 mm 5
5 May Light rain
Light rain
 14° /7° 7.1 mm 4
6 May Light rain
Light rain
 14° /7° 6 mm 3
7 May Light rain
Light rain
 13° /6° 4.8 mm 3
8 May Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /7° 9 mm 4
9 May Light rain
Light rain
 16° /6° 4.1 mm 4
10 May Moderate or heavy rain shower
Moderate or heavy rain shower
 16° /6° 8.3 mm 5
11 May Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /6° 6.2 mm 4
12 May Light rain
Light rain
 14° /6° 3.5 mm 4
13 May Patchy rain possible
Patchy rain possible
 15° /6° 1.6 mm 5
14 May Light rain
Light rain
 15° /5° 5.1 mm 4
15 May Light rain
Light rain
 14° /6° 6.7 mm 3
16 May Moderate rain
Moderate rain
 12° /5° 11.7 mm 3
17 May Light rain
Light rain
 13° /4° 6.7 mm 4
18 May Light rain
Light rain
 15° /6° 4.7 mm 4
19 May Patchy rain possible
Patchy rain possible
 16° /6° 1.3 mm 5
20 May Patchy light rain with thunder
Patchy light rain with thunder
 18° /9° 4.4 mm 4
21 May Light rain
Light rain
 17° /8° 6.8 mm 5
22 May Light rain
Light rain
 17° /8° 4.9 mm 5
23 May Light rain
Light rain
 16° /9° 3.5 mm 5
24 May Light rain
Light rain
 17° /8° 3 mm 5
25 May Light rain
Light rain
 19° /9° 3.4 mm 5
26 May Light rain
Light rain
 20° /11° 4.3 mm 5
27 May Light rain
Light rain
 20° /11° 4.3 mm 5
28 May Light rain
Light rain
 20° /10° 4.9 mm 6
29 May Patchy rain possible
Patchy rain possible
 20° /9° 1.7 mm 5
30 May Light rain
Light rain
 19° /10° 8.7 mm 6
31 May Moderate rain
Moderate rain
 20° /10° 13.1 mm 6
Next
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.
Change Month
‹
›

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 7°. 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 166.2 mm is expected in Sankt Gallen during May, occurring over more than 18 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 💧
Typically, Sankt Gallen has 18 rainy days in May with a total of 166.2 mm of rainfall.
Quick links
More Sankt Gallen weather pages
You are here
Location coordinates 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.

Found a mistake?
We appreciate your attention to details. Tell us here.