Measurements:
°C
°F
Winnipeg
18°F
S 6 mph
Feels like: 6°F
Precip: 0%
World Resorts Canada Winnipeg Weather

Winnipeg Sea Water Temperature

Current Sea Water Temperature:
+30.0°F
Maximum Sea Water Temperature in March: 35.0°F
Minimum Sea Water Temperature in March: 28.0°F
Average water temperature in March: 30.1°F

Sea Water Temperature for the Last 10 Days:

March 29 30.0°F March 24 30.0°F
March 28 30.0°F March 23 30.0°F
March 27 30.0°F March 22 30.0°F
March 26 30.0°F March 21 30.0°F
March 25 30.0°F March 20 30.0°F

When is the Warmest Sea for Winnipeg?

According to our data for the last three years for Winnipeg the highest average sea water temperature was in July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Winnipeg was 73.0°F. The maximum and minimum values were 71.0°F and 75.2°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Winnipeg was 71.1°F. The maximum and minimum values were 67.2°F and 74.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Winnipeg was 65.7°F. The maximum and minimum values were 62.2°F and 71.4°F respectively.

Best Time to Visit Winnipeg
The most sunny months:
August 18 days
July 17 days
May 14 days
The most warm months:
July 80.1 °F
August 79.0 °F
June 73.5 °F
Warmest sea temperature:
July 70.4 °F
August 69.6 °F
September 62.0 °F
The most cold months:
January 3.9 °F
February 5.8 °F
December 9.8 °F
The most rainy months:
June 4 days
July 3 days
May 3 days
The most windy months:
May 11 mph
April 11 mph
October 10 mph

Winnipeg on the Weather Map

Canada Resorts:
NAME
Halifax +28
Moncton +28
Montreal +32
Niagara Falls +34
Ottawa +30
Prince Edward Island +26
Quebec +18
Rocky Harbour +10
Saint John +30
St. John's +18
Sydney +26
Toronto +34
Vancouver +36
Victoria +32
Winnipeg +18
24 Hours Weather Forecast
Winnipeg
Local time: 02:11
30 mar, monday
0300 18°F
S
6 mph
0600 16°F
SW
7 mph
0900 20°F
SW
9 mph
1200 26°F
SW
9 mph
1500 28°F
SW
11 mph
1800 28°F
SW
11 mph
2100 26°F
SW
11 mph
31 mar, tuesday
0000 26°F
SW
10 mph