World Resorts Canada St. John's Weather

St. John's sea water temperature

Current sea water temperature:
+32.0°F
Minimum sea water temperature in February: 34.7°F
Maximum sea water temperature in February: 31.1°F
Average sea water temperature in February: 32.7°F

Sea water temperature for the last 10 days:

February 19 32.0°F February 14 32.2°F
February 18 32.2°F February 13 32.4°F
February 17 32.2°F February 12 32.4°F
February 16 31.8°F February 11 32.5°F
February 15 32.2°F February 10 32.7°F

When is the warmest sea in St. John's?

Based on the data about daily sea water temperature for the last three years the warmest sea in St. John's was noticed in August, September and July.

Monthly Sea Temperatures 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
33.5
32.1
32.7
34.6

Sea water temperature in August, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
51
54
57
60
63
66
69

The average sea water temperature in August of 2024 was 60.9°F. The highest and lowest sea temperatures during the month were 62.8°F and 58.1°F.

Sea water temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
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.

Sea water temperature in July, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
40
44
48
52
56
60
64
68

The average sea water temperature in July of 2024 was 54.6°F. The highest and lowest sea temperatures during the month were 59.0°F and 49.8°F.

Best time for vacation in St. John's

Sunniest months:
August 8 days
September 7 days
October 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 28.0 °F
January 30.2 °F
March 31.3 °F
Rainiest months:
November 5 days
June 4 days
May 4 days
Windiest months:
February 16.3 mph
March 15.6 mph
January 15.0 mph

St. John's on a weather map

Leaflet | Tiles © Esri
Places in Canada:
Name
°F
+43°F
+45°F
-2°F
+32°F
+1°F
+14°F
+27°F
+12°F
+41°F
+12°F
+25°F
+34°F
+34°F
+19°F
24 Hours Forecast
St. John's
Local time: 15:50
February 19, wednesday
1800
34°F
E
12 mph
2100
32°F
E
14 mph
February 20, thursday
0000
27°F
E
16 mph
0300
27°F
E
17 mph
0600
27°F
E
18 mph
0900
28°F
E
19 mph
1200
32°F
E
17 mph
1500
32°F
E
16 mph
Units of measurement: °C / °F