World Resorts Switzerland Winterthur Weather

Winterthur Sea Temperature in December

Average sea water temperature in December:
+45.5°F
Minimum sea water temperature in December: 49.3°F
Maximum sea water temperature in December: 41.9°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 45.3°F. The highest and lowest sea temperatures during the month were 47.1°F and 43.2°F.

Monthly sea water temperature in Winterthur, °F

Which Switzerland resorts have warmest sea in December?

Place name December 2025 December 2024
Geneva 49.4°F 49.5°F
Lake Geneva 48.3°F 49.0°F
Lausanne 48.2°F 48.9°F
Vevey 48.1°F 49.0°F
Montreux 48.1°F 48.9°F
Gstaad 48.1°F 48.9°F
Verbier 48.1°F 48.9°F
St Gallen 45.6°F 46.0°F
Winterthur 45.3°F 45.8°F
Zurich 45.3°F 45.8°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 41.7 °F
Rainiest months:
May 7 days
June 7 days
July 7 days
Windiest months:
March 5.2 mph
May 5.1 mph
April 5.1 mph

Winterthur on a weather map

Current weather
09:04
Winterthur
+36°F
N 2 mph
Feels like: +34°F
Precip.: 0%
Places in Switzerland:
Name
°F
Basle
+36°F
Berne
+32°F
Vevey
+28°F
Verbier
+18°F
Winterthur
+36°F
Gstaad
+19°F
Geneva
+37°F
Lake Geneva
+37°F
Lausanne
+39°F
Lugano
+39°F
Lucerne
+32°F
Montreux
+28°F
St Gallen
+36°F
St Moritz
+12°F
Zurich
+34°F
all places
24 Hours Forecast
Winterthur
Local time: 09:04
February 05, thursday
1200
45°F
E
0 mph
1500
48°F
SW
6 mph
1800
36°F
W
4 mph
2100
32°F
W
4 mph
February 06, friday
0000
30°F
S
1 mph
0300
30°F
NE
3 mph
0600
36°F
NE
5 mph
0900
39°F
NE
6 mph
Units of measurement: °C / °F