08.19
wed
wed
DAY
76°F
NW 4 mph
precip
48%
48%
NIGHT
60°F
NE 5 mph
precip
44%
44%
08.20
thu
thu
DAY
74°F
N 3 mph
precip
20%
20%
NIGHT
62°F
S 4 mph
precip
80%
80%
08.21
fri
fri
DAY
74°F
S 2 mph
precip
3%
3%
NIGHT
62°F
S 4 mph
precip
20%
20%
08.22
sat
sat
DAY
72°F
W 3 mph
precip
6%
6%
NIGHT
56°F
NW 2 mph
precip
25%
25%
08.23
sun
sun
DAY
68°F
W 12 mph
precip
16%
16%
NIGHT
58°F
W 17 mph
precip
46%
46%
08.24
mon
mon
DAY
62°F
NE 9 mph
precip
37%
37%
NIGHT
58°F
NE 8 mph
precip
17%
17%
08.25
tue
tue
DAY
70°F
NE 9 mph
precip
5%
5%
NIGHT
56°F
NE 2 mph
precip
14%
14%
08.26
wed
wed
DAY
70°F
NE 7 mph
precip
4%
4%
NIGHT
58°F
E 2 mph
precip
80%
80%
08.27
thu
thu
DAY
70°F
W 5 mph
precip
13%
13%
NIGHT
64°F
W 6 mph
precip
28%
28%
08.28
fri
fri
DAY
68°F
SW 10 mph
precip
14%
14%
NIGHT
54°F
SW 8 mph
precip
19%
19%
08.29
sat
sat
DAY
60°F
W 11 mph
precip
21%
21%
NIGHT
60°F
W 10 mph
precip
23%
23%
08.30
sun
sun
DAY
70°F
W 16 mph
precip
18%
18%
NIGHT
66°F
S 12 mph
precip
32%
32%
08.31
mon
mon
DAY
74°F
S 11 mph
precip
5%
5%
NIGHT
66°F
S 2 mph
precip
9%
9%
09.01
tue
tue
DAY
80°F
S 2 mph
precip
6%
6%
NIGHT
66°F
NW 3 mph
precip
22%
22%
Sea water
temperature
temperature
| Saint John |
Weather in
August
August
| Saint John |
7 day weather
forecast
forecast
| Saint John |
10 day weather
forecast
forecast
| Saint John |
14 day weather
forecast
forecast
| Saint John |
Monthly weather
averages
averages
| Saint John |
Current Weather
Conditions
Conditions
| Saint John |
When is the Best
Time to Visit?
Time to Visit?
| Saint John |
Saint John Sea Water Temperature in August, °F
The average sea surface temperature in August 2026 for Saint John was 58.9°F. The maximum and minimum values were 52.8°F and 63.2°F respectively.
Saint John on the Weather Map
Canada Resorts:
NAME
F°
| Halifax |  |
+70 |
| Montreal |  |
+70 |
| Niagara Falls | |
+70 |
| Ottawa |  |
+66 |
| Prince Edward Island | |
+70 |
| Quebec | |
+66 |
| Saint Andrews | |
+60 |
| Saint John | |
+74 |
| Sydney | |
+68 |
| Thunder Bay |  |
+58 |
| Toronto | |
+66 |
| Vancouver | |
+60 |
| Victoria | |
+54 |
| Winnipeg | |
+60 |
| Yellowknife | |
+56 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Saint John
Local time: 09:35
19 aug, wednesday
| 1200 | |
76°F | NW 4 mph |
| 1500 | |
70°F | N 6 mph |
| 1800 | |
70°F | NE 9 mph |
| 2100 | |
60°F | NE 6 mph |
20 aug, thursday
| 0000 | |
60°F | NE 5 mph |
| 0300 | |
60°F | NE 2 mph |
| 0600 | |
58°F | NE 1 mph |
| 0900 | |
64°F | NW 2 mph |