World Resorts Canada Summerside Weather

Summerside Sea Temperature in May

Average sea water temperature in May:
+47.0°F
Minimum sea water temperature in May: 55.8°F
Maximum sea water temperature in May: 37.0°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 46.7°F. The highest and lowest sea temperatures during the month were 51.8°F and 41.0°F.

Monthly sea water temperature in Summerside, °F

Which Canada resorts have warmest sea in May?

Place name May 2026 May 2025
Surrey 57.7°F 56.6°F
Nanaimo 57.3°F 54.8°F
North Vancouver 56.6°F 55.9°F
Vancouver 56.5°F 55.7°F
Montreal 56.3°F 56.6°F
Windsor 53.7°F 55.6°F
Tofino 52.6°F 52.0°F
Quebec 49.9°F 48.0°F
Victoria 49.9°F 48.9°F
Niagara Falls 49.3°F 48.9°F
Kingston 47.5°F 48.0°F
Summerside 46.7°F 47.2°F
Charlottetown 46.4°F 45.5°F
Lunenburg 46.3°F 46.2°F
Niagara-on-the-Lake 46.3°F 48.1°F
Barrie 45.4°F 45.2°F
Moncton 45.2°F 45.0°F
Prince Edward Island 44.7°F 43.4°F
Hamilton 44.5°F 47.0°F
Halifax 44.4°F 45.2°F

Best time for vacation in Summerside

Sunniest months:
August 12 days
May 10 days
September 10 days
Warmest months:
August 71.1 °F
July 70.6 °F
September 64.2 °F
Warmest sea temp:
August 70.3 °F
July 68.8 °F
September 65.4 °F
Coldest months:
February 23.4 °F
January 24.4 °F
March 31.1 °F
Rainiest months:
August 3 days
June 3 days
September 3 days
Windiest months:
November 16.4 mph
December 16.2 mph
January 14.3 mph

Summerside on a weather map

Summerside
+55°F
E 4 mph
Feels like: +55°F
Precip.: 33%
Places in Canada:
Name
°F
+48°F
+57°F
+54°F
+63°F
+57°F
+61°F
+59°F
+59°F
+63°F
+61°F
+55°F
+54°F
+55°F
+59°F
24 Hours Forecast
Summerside
Local time: 04:58
June 27, saturday
0600
55°F
E
4 mph
0900
55°F
E
3 mph
1200
61°F
SE
3 mph
1500
63°F
S
6 mph
1800
61°F
SW
6 mph
2100
57°F
W
6 mph
June 28, sunday
0000
55°F
W
6 mph
0300
55°F
W
4 mph
Units of measurement: °C / °F