World Resorts Switzerland Winterthur Weather

Winterthur Sea Temperature in May

Average sea water temperature in May:
+56.4°F
Minimum sea water temperature in May: 70.7°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 61.3°F. The highest and lowest sea temperatures during the month were 70.7°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 61.4°F 60.4°F
Winterthur 61.3°F 60.3°F
Gstaad 61.3°F 59.4°F
Verbier 61.3°F 59.4°F
Montreux 61.3°F 59.4°F
Vevey 60.6°F 59.3°F
Geneva 60.6°F 59.7°F
Lake Geneva 60.2°F 58.9°F
St Gallen 60.2°F 59.4°F
Lausanne 60.1°F 58.8°F

Best time for vacation in Winterthur

Sunniest months:
August 15 days
July 13 days
April 12 days
Warmest months:
July 76.3 °F
August 76.1 °F
June 74.1 °F
Warmest sea temp:
August 70.3 °F
July 69.7 °F
September 65.7 °F
Coldest months:
January 37.9 °F
December 39.5 °F
February 42.0 °F
Rainiest months:
May 7 days
June 6 days
July 6 days
Windiest months:
March 5.1 mph
May 5.1 mph
April 5.0 mph

Winterthur on a weather map

Current weather
03:09
Winterthur
+48°F
NW 1 mph
Feels like: +48°F
Precip.: 42%
Places in Switzerland:
Name
°F
Berne
+46°F
Vevey
+45°F
Verbier
+41°F
Winterthur
+48°F
Gstaad
+41°F
Geneva
+52°F
Lake Geneva
+46°F
Interlaken
+39°F
Lausanne
+57°F
Lugano
+45°F
Montreux
+45°F
St Gallen
+54°F
Zermatt
+37°F
Zurich
+48°F
Spitz
+43°F
all places
24 Hours Forecast
Winterthur
Local time: 03:09
October 15, thursday
0600
46°F
NW
1 mph
0900
50°F
NW
0 mph
1200
63°F
S
1 mph
1500
70°F
SE
2 mph
1800
59°F
SW
2 mph
2100
52°F
NW
2 mph
October 16, friday
0000
50°F
NW
1 mph
0300
48°F
N
2 mph
Units of measurement: °C / °F