Measurements:
°C
°F
CURRENT WEATHER
07:15
Saint John
40°F
N 9 mph
Feels like: 34°F
Precip: 11%
World Resorts Canada Saint John Weather

14 Day Weather Forecast

10.19
mon
DAY
52°F
N 12 mph
precip
6%
NIGHT
42°F
E 4 mph
precip
30%
10.20
tue
DAY
54°F
S 11 mph
precip
13%
NIGHT
38°F
S 6 mph
precip
23%
10.21
wed
DAY
50°F
SW 7 mph
precip
4%
NIGHT
40°F
W 2 mph
precip
26%
10.22
thu
DAY
52°F
SE 4 mph
precip
14%
NIGHT
40°F
S 11 mph
precip
6%
10.23
fri
DAY
44°F
S 16 mph
precip
8%
NIGHT
28°F
S 5 mph
precip
19%
10.24
sat
DAY
44°F
SE 5 mph
precip
1%
NIGHT
34°F
SE 4 mph
precip
4%
10.25
sun
DAY
50°F
NE 6 mph
precip
2%
NIGHT
46°F
NE 10 mph
precip
14%
10.26
mon
DAY
54°F
NE 16 mph
precip
21%
NIGHT
48°F
NE 5 mph
precip
15%
10.27
tue
DAY
56°F
SE 6 mph
precip
4%
NIGHT
44°F
N 4 mph
precip
19%
10.28
wed
DAY
54°F
NE 12 mph
precip
28%
NIGHT
36°F
SE 13 mph
precip
57%
10.29
thu
DAY
36°F
SE 14 mph
precip
2%
NIGHT
28°F
SE 3 mph
precip
20%
10.30
fri
DAY
40°F
SE 4 mph
precip
1%
NIGHT
28°F
S 6 mph
precip
16%
10.31
sat
DAY
38°F
S 9 mph
precip
1%
NIGHT
28°F
S 4 mph
precip
16%
11.01
sun
DAY
46°F
SE 3 mph
precip
1%
NIGHT
32°F
SE 5 mph
precip
12%

Saint John Sea Water Temperature in October, °F

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Saint John was 55.2°F. The maximum and minimum values were 53.2°F and 59.4°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 73.8 °F
June 69.6 °F
Warmest sea temperature:
August 60.4 °F
September 59.1 °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:
August 3 days
October 3 days
July 3 days
The most windy months:
March 9 mph
December 9 mph
February 8 mph
more details
Canada Resorts:
NAME
F°
Halifax +32
Moncton +36
Montreal +44
Nanaimo +48
Niagara Falls +50
Ottawa +38
Prince Edward Island +38
Quebec +38
Saint Andrews +46
St. John's +36
Sydney +30
Toronto +46
Vancouver +54
Victoria +50
Winnipeg +42
all resorts
24 Hours Weather Forecast
Saint John
Local time: 07:15
19 oct, monday
0900 46°F
N
10 mph
1200 52°F
N
12 mph
1500 52°F
NE
14 mph
1800 48°F
NE
9 mph
2100 44°F
NE
7 mph
20 oct, tuesday
0000 42°F
E
4 mph
0300 40°F
SE
2 mph
0600 40°F
S
6 mph