Measurements:
°C
°F
CURRENT WEATHER
08:25
Saint John
72°F
SW 8 mph
Feels like: 72°F
Precip: 10%
World Resorts Canada Saint John Weather

14 Day Weather Forecast

07.30
thu
DAY
72°F
SW 7 mph
precip
14%
NIGHT
62°F
S 8 mph
precip
33%
07.31
fri
DAY
66°F
S 9 mph
precip
26%
NIGHT
60°F
E 4 mph
precip
18%
08.01
sat
DAY
76°F
N 5 mph
precip
5%
NIGHT
58°F
NE 6 mph
precip
43%
08.02
sun
DAY
72°F
NE 10 mph
precip
6%
NIGHT
58°F
N 5 mph
precip
22%
08.03
mon
DAY
66°F
N 8 mph
precip
33%
NIGHT
60°F
NE 7 mph
precip
51%
08.04
tue
DAY
68°F
NE 9 mph
precip
16%
NIGHT
62°F
NE 4 mph
precip
24%
08.05
wed
DAY
82°F
E 3 mph
precip
3%
NIGHT
60°F
N 5 mph
precip
11%
08.06
thu
DAY
78°F
NE 9 mph
precip
5%
NIGHT
62°F
N 7 mph
precip
44%
08.07
fri
DAY
66°F
NE 12 mph
precip
26%
NIGHT
62°F
N 8 mph
precip
75%
08.08
sat
DAY
76°F
NE 4 mph
precip
21%
NIGHT
66°F
S 7 mph
precip
10%
08.09
sun
DAY
76°F
SW 4 mph
precip
2%
NIGHT
66°F
SE 2 mph
precip
5%
08.10
mon
DAY
82°F
NE 2 mph
precip
2%
NIGHT
62°F
S 2 mph
precip
26%
08.11
tue
DAY
76°F
NW 5 mph
precip
5%
NIGHT
64°F
NW 0 mph
precip
9%
08.12
wed
DAY
72°F
N 5 mph
precip
7%
NIGHT
58°F
N 4 mph
precip
13%

Saint John Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Saint John was 54.9°F. The maximum and minimum values were 50.8°F and 62.0°F respectively.

Saint John on the Weather Map

Best Time to Visit Saint John
The most sunny months:
September 10 days
October 10 days
August 9 days
The most warm months:
July 74.9 °F
August 74.3 °F
June 69.6 °F
Warmest sea temperature:
August 60.6 °F
September 59.3 °F
July 57.3 °F
The most cold months:
January 22.9 °F
February 23.7 °F
December 30.5 °F
The most rainy months:
July 3 days
October 3 days
May 2 days
The most windy months:
March 9 mph
December 9 mph
February 8 mph
more details
Canada Resorts:
NAME
F°
Barrie +58
Halifax +64
Kingston +66
Montreal +66
Ottawa +66
Prince Edward Island +68
Quebec +62
Saint John +72
St. John's +56
Sydney +66
Toronto +62
Vancouver +58
Victoria +56
Winnipeg +72
Yellowknife +56
all resorts
24 Hours Weather Forecast
Saint John
Local time: 08:25
30 jul, thursday
0900 72°F
SW
8 mph
1200 72°F
SW
7 mph
1500 66°F
SW
8 mph
1800 64°F
SW
9 mph
2100 62°F
SW
9 mph
31 jul, friday
0000 62°F
S
8 mph
0300 60°F
S
8 mph
0600 60°F
S
8 mph