World Resorts Canada Saint John Weather

Saint John sea water temperature

Current sea water temperature:
+36.7°F
Minimum sea water temperature in February: 41.4°F
Maximum sea water temperature in February: 34.3°F
Average sea water temperature in February: 37.7°F

Sea water temperature for the last 10 days:

February 19 36.7°F February 14 36.9°F
February 18 36.9°F February 13 37.0°F
February 17 37.0°F February 12 37.0°F
February 16 37.2°F February 11 36.7°F
February 15 37.0°F February 10 37.6°F

When is the warmest sea in Saint John?

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

Monthly Sea Temperatures in Saint John, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
80
46
51
55.8
58.3
59.6
57.2
51.7
45.2
38.8
36.6
37.7
41.3

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
52
55
58
61
64
67
70

The average sea water temperature in August of 2024 was 59.3°F. The highest and lowest sea temperatures during the month were 61.5°F and 56.3°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
52
55
58
61
64
67

The average sea water temperature in September of 2024 was 58.6°F. The highest and lowest sea temperatures during the month were 60.8°F and 56.1°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
47
51
55
59
63
67
71

The average sea water temperature in July of 2024 was 58.7°F. The highest and lowest sea temperatures during the month were 64.9°F and 54.0°F.

Best time for vacation in Saint John

Sunniest months:
September 10 days
August 9 days
October 9 days
Warmest months:
July 73.7 °F
August 72.5 °F
June 68.5 °F
Warmest sea temp:
August 59.6 °F
September 58.3 °F
July 57.2 °F
Coldest months:
January 25.6 °F
February 25.8 °F
December 33.3 °F
Rainiest months:
July 4 days
March 3 days
October 3 days
Windiest months:
March 8.8 mph
December 8.5 mph
February 8.3 mph

Saint John 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
Saint John
Local time: 15:16
February 19, wednesday
1800
25°F
E
9 mph
2100
23°F
E
8 mph
February 20, thursday
0000
21°F
E
8 mph
0300
19°F
E
4 mph
0600
18°F
SE
4 mph
0900
19°F
SE
4 mph
1200
28°F
E
4 mph
1500
30°F
SE
7 mph
Units of measurement: °C / °F