World Resorts Canada Saint John Weather

Saint John Sea Temperature in June

Average sea water temperature in June:
+51.1°F
Minimum sea water temperature in June: 60.1°F
Maximum sea water temperature in June: 45.0°F

Daily sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 48.3°F. The highest and lowest sea temperatures during the month were 52.3°F and 45.0°F.

Monthly sea water temperature in Saint John, °F

Which Canada resorts have warmest sea in June?

Place name June 2025 June 2024
Montreal 68.2°F 71.2°F
Windsor 65.1°F 67.4°F
Winnipeg 63.0°F 61.4°F
Quebec 62.7°F 66.7°F
Gimli 61.4°F 60.1°F
Surrey 60.7°F 59.9°F
Niagara Falls 60.4°F 65.4°F
Summerside 59.7°F 60.0°F
Kingston 59.6°F 65.3°F
North Vancouver 59.5°F 58.4°F
Vancouver 59.4°F 58.3°F
Nanaimo 58.8°F 58.5°F
Barrie 58.5°F 62.4°F
Niagara-on-the-Lake 58.4°F 65.3°F
Charlottetown 57.3°F 56.4°F
Prince Edward Island 55.7°F 55.7°F
Hamilton 55.5°F 60.6°F
Toronto 54.8°F 58.1°F
Mississauga 54.6°F 58.2°F
Tofino 54.2°F 53.4°F

Best time for vacation in Saint John

Sunniest months:
September 10 days
October 10 days
August 9 days
Warmest months:
July 72.6 °F
August 71.8 °F
June 68.1 °F
Warmest sea temp:
August 59.6 °F
September 58.4 °F
July 56.9 °F
Coldest months:
January 25.6 °F
February 25.9 °F
December 33.3 °F
Rainiest months:
July 3 days
October 3 days
December 2 days
Windiest months:
March 8.8 mph
February 8.6 mph
December 8.5 mph

Saint John on a weather map

Saint John
+5°F
SE 14 mph
Feels like: -11°F
Precip.: 0%
Places in Canada:
Name
°F
+41°F
+45°F
+12°F
+12°F
-8°F
+7°F
-2°F
+3°F
+12°F
-6°F
+25°F
+36°F
+21°F
+16°F
24 Hours Forecast
Saint John
Local time: 06:32
December 05, friday
0900
7°F
SE
12 mph
1200
16°F
SE
13 mph
1500
21°F
E
11 mph
1800
21°F
E
7 mph
2100
19°F
E
5 mph
December 06, saturday
0000
18°F
SE
3 mph
0300
18°F
SE
2 mph
0600
18°F
S
2 mph
Units of measurement: °C / °F