25.02
wed
wed
Day
27°F
NE 9 mph
Precip.
0%
0%
Night
32°F
NE 9 mph
Precip.
100%
100%
26.02
thu
thu
Day
34°F
E 14 mph
Precip.
0%
0%
Night
30°F
SE 3 mph
Precip.
0%
0%
27.02
fri
fri
Day
25°F
S 8 mph
Precip.
100%
100%
Night
18°F
E 4 mph
Precip.
0%
0%
28.02
sat
sat
Day
34°F
N 21 mph
Precip.
85%
85%
Night
36°F
NE 14 mph
Precip.
45%
45%
01.03
sun
sun
Day
36°F
E 6 mph
Precip.
100%
100%
Night
19°F
SE 12 mph
Precip.
53%
53%
02.03
mon
mon
Day
10°F
SE 15 mph
Precip.
0%
0%
Night
5°F
SE 13 mph
Precip.
0%
0%
03.03
tue
tue
Day
14°F
SE 7 mph
Precip.
0%
0%
Night
21°F
N 14 mph
Precip.
100%
100%
sea water
temperature
temperature
| Saint John |
monthly
weather
weather
| Saint John |
current
weather
weather
| Saint John |
14 days
forecast
forecast
| Saint John |
Sea water temperature in February, °F
Show year:
2026
2025
2024
The average sea water temperature in February of 2026 was 36.7°F. The highest and lowest sea temperatures during the month were 38.5°F and 35.4°F.
Sea water temperature in March, °F
Show year:
2025
2024
2023
The average sea water temperature in March of 2025 was 36.1°F. The highest and lowest sea temperatures during the month were 37.4°F and 34.2°F.
Air temperature in Saint John, °F
Precipitation total in Saint John, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Saint John
Saint John on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Saint John
Local time: 01:27
February 25, wednesday
0300
21°F
E
6 mph
6 mph
0600
19°F
E
4 mph
4 mph
0900
21°F
E
4 mph
4 mph
1200
27°F
NE
9 mph
9 mph
1500
28°F
N
12 mph
12 mph
1800
30°F
NW
11 mph
11 mph
2100
30°F
NW
11 mph
11 mph
February 26, thursday
0000
32°F
NE
9 mph
9 mph
