Average sea water temperature in May:
+47.1°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:
2025
2024
2023
The average sea water temperature in May of 2025 was 47.2°F. The highest and lowest sea temperatures during the month were 53.4°F and 41.7°F.
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Monthly sea water temperature in Summerside, °F
Which Canada resorts have warmest sea in May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Montreal | 56.6°F | 60.4°F |
| Surrey | 56.6°F | 55.1°F |
| North Vancouver | 55.9°F | 54.1°F |
| Vancouver | 55.7°F | 54.1°F |
| Windsor | 55.6°F | 56.7°F |
| Nanaimo | 54.8°F | 53.9°F |
| Tofino | 52.0°F | 51.7°F |
| Victoria | 48.9°F | 49.0°F |
| Niagara Falls | 48.9°F | 54.2°F |
| Niagara-on-the-Lake | 48.1°F | 53.2°F |
| Kingston | 48.0°F | 53.4°F |
| Quebec | 48.0°F | 51.2°F |
| Summerside | 47.2°F | 47.3°F |
| Hamilton | 47.0°F | 51.7°F |
| Lunenburg | 46.2°F | 46.8°F |
| Charlottetown | 45.5°F | 47.1°F |
| Mississauga | 45.3°F | 50.9°F |
| Barrie | 45.2°F | 51.2°F |
| Halifax | 45.2°F | 44.6°F |
| Moncton | 45.0°F | 45.7°F |
Best time for vacation in Summerside
Summerside on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Summerside
Local time: 08:42
December 29, monday
0900
18°F
NE
3 mph
3 mph
1200
27°F
N
4 mph
4 mph
1500
30°F
NW
10 mph
10 mph
1800
30°F
NW
16 mph
16 mph
2100
30°F
W
21 mph
21 mph
December 30, tuesday
0000
32°F
NW
26 mph
26 mph
0300
34°F
NW
26 mph
26 mph
0600
36°F
NW
20 mph
20 mph
