World Resorts Switzerland Winterthur Weather

Winterthur Sea Temperature in May

Average sea water temperature in May:
+56.1°F
Minimum sea water temperature in May: 69.1°F
Maximum sea water temperature in May: 32.0°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 58.7°F. The highest and lowest sea temperatures during the month were 59.9°F and 57.6°F.

Monthly sea water temperature in Winterthur, °F

Which Switzerland resorts have warmest sea in May?

Place name May 2026 May 2025
Zurich 58.8°F 60.4°F
Winterthur 58.7°F 60.3°F
Montreux 58.4°F 59.4°F
Verbier 58.4°F 59.4°F
Gstaad 58.4°F 59.4°F
Vevey 58.4°F 59.3°F
Geneva 58.2°F 59.7°F
Lausanne 58.0°F 58.8°F
Lake Geneva 57.8°F 58.9°F
St Gallen 57.1°F 59.4°F

Best time for vacation in Winterthur

Sunniest months:
August 15 days
July 13 days
April 12 days
Warmest months:
August 76.0 °F
July 76.0 °F
June 73.9 °F
Warmest sea temp:
August 69.9 °F
July 69.2 °F
September 65.4 °F
Coldest months:
January 37.9 °F
December 39.5 °F
February 42.0 °F
Rainiest months:
May 7 days
June 7 days
July 7 days
Windiest months:
May 5.1 mph
March 5.1 mph
April 5.0 mph

Winterthur on a weather map

Current weather
19:21
Winterthur
+54°F
E 6 mph
Feels like: +52°F
Precip.: 84%
Places in Switzerland:
Name
°F
Basle
+52°F
Berne
+55°F
Vevey
+50°F
Verbier
+45°F
Winterthur
+54°F
Gstaad
+46°F
Geneva
+59°F
Lake Geneva
+59°F
Interlaken
+41°F
Lausanne
+55°F
Lucerne
+52°F
Montreux
+50°F
St Gallen
+52°F
St Moritz
+45°F
Zurich
+54°F
all places
24 Hours Forecast
Winterthur
Local time: 19:21
May 19, tuesday
2100
50°F
N
3 mph
May 20, wednesday
0000
45°F
N
4 mph
0300
46°F
N
2 mph
0600
46°F
NE
3 mph
0900
52°F
NE
3 mph
1200
63°F
E
6 mph
1500
68°F
E
8 mph
1800
66°F
E
9 mph
Units of measurement: °C / °F