World Resorts Canada St. John's Weather

St. John's Sea Temperature in September

Average sea water temperature in September:
+57.2°F
Minimum sea water temperature in September: 64.0°F
Maximum sea water temperature in September: 51.8°F

Daily sea water temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
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13
15
17
19
21
23
25
27
29
31
47
51
55
59
63
67
71

The average sea water temperature in September of 2024 was 59.6°F. The highest and lowest sea temperatures during the month were 61.9°F and 55.0°F.

Monthly sea water temperature in St. John's, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
80
38.6
44.3
51.8
57.2
59.5
53
43.9
37.1
33.6
32.1
32.6
34.6

Which Canada resorts have warmest sea in September?

Place name September 2024 September 2023
Windsor 70.8°F 69.0°F
Niagara-on-the-Lake 70.0°F 69.4°F
Kingston 69.2°F 69.9°F
Hamilton 68.8°F 67.4°F
Montreal 68.5°F 69.7°F
Oshawa 68.3°F 67.5°F
Niagara Falls 68.2°F 68.5°F
Barrie 68.2°F 67.7°F
Mississauga 68.1°F 66.6°F
Toronto 67.7°F 67.1°F
Quebec 66.6°F 67.8°F
Gimli 66.1°F 64.1°F
Winnipeg 66.0°F 64.2°F
Summerside 65.5°F 65.8°F
Sydney 64.8°F 62.1°F
Prince Edward Island 64.7°F 63.8°F
Charlottetown 64.5°F 64.7°F
Thunder Bay 63.7°F 60.1°F
Les Iles-de-la-Madeleine 62.0°F 60.7°F
Corner Brook 61.9°F 61.6°F

Best time for vacation in St. John's

Sunniest months:
August 8 days
October 7 days
September 7 days
Warmest months:
August 66.0 °F
July 64.1 °F
September 60.4 °F
Warmest sea temp:
August 59.5 °F
September 57.2 °F
July 53.0 °F
Coldest months:
February 27.8 °F
January 30.2 °F
March 31.7 °F
Rainiest months:
November 5 days
May 4 days
June 4 days
Windiest months:
February 16.5 mph
March 15.3 mph
January 15.0 mph

St. John's on a weather map

Leaflet | Tiles © Esri
Places in Canada:
Name
°F
+48°F
+50°F
+34°F
+50°F
+70°F
+19°F
+66°F
+70°F
+66°F
+68°F
+64°F
+34°F
+37°F
+61°F
24 Hours Forecast
St. John's
Local time: 15:09
April 28, monday
1800
32°F
SW
24 mph
2100
32°F
SW
24 mph
April 29, tuesday
0000
32°F
SW
22 mph
0300
32°F
SW
22 mph
0600
32°F
SW
22 mph
0900
32°F
SW
21 mph
1200
32°F
SW
19 mph
1500
34°F
S
16 mph
Units of measurement: °C / °F