08.19
wed
wed
DAY
66°F
N 9 mph
precip
4%
4%
NIGHT
54°F
N 7 mph
precip
39%
39%
08.20
thu
thu
DAY
64°F
N 11 mph
precip
51%
51%
NIGHT
64°F
NE 6 mph
precip
42%
42%
08.21
fri
fri
DAY
74°F
NE 8 mph
precip
21%
21%
NIGHT
56°F
S 2 mph
precip
58%
58%
08.22
sat
sat
DAY
72°F
NE 2 mph
precip
2%
2%
NIGHT
56°F
E 8 mph
precip
11%
11%
08.23
sun
sun
DAY
68°F
S 4 mph
precip
11%
11%
NIGHT
56°F
NW 4 mph
precip
24%
24%
08.24
mon
mon
DAY
54°F
NW 13 mph
precip
88%
88%
NIGHT
68°F
N 7 mph
precip
47%
47%
08.25
tue
tue
DAY
76°F
NE 18 mph
precip
30%
30%
NIGHT
58°F
E 12 mph
precip
10%
10%
08.26
wed
wed
DAY
70°F
E 9 mph
precip
12%
12%
NIGHT
58°F
E 6 mph
precip
25%
25%
08.27
thu
thu
DAY
62°F
N 4 mph
precip
41%
41%
NIGHT
56°F
SE 4 mph
precip
43%
43%
08.28
fri
fri
DAY
64°F
E 4 mph
precip
16%
16%
NIGHT
48°F
SE 7 mph
precip
10%
10%
08.29
sat
sat
DAY
58°F
SE 11 mph
precip
2%
2%
NIGHT
52°F
E 7 mph
precip
13%
13%
08.30
sun
sun
DAY
70°F
E 9 mph
precip
11%
11%
NIGHT
56°F
E 11 mph
precip
8%
8%
08.31
mon
mon
DAY
74°F
NE 7 mph
precip
1%
1%
NIGHT
64°F
NE 3 mph
precip
48%
48%
09.01
tue
tue
DAY
68°F
S 9 mph
precip
24%
24%
NIGHT
52°F
S 12 mph
precip
13%
13%
Sea water
temperature
temperature
| St. John's |
Weather in
August
August
| St. John's |
7 day weather
forecast
forecast
| St. John's |
10 day weather
forecast
forecast
| St. John's |
14 day weather
forecast
forecast
| St. John's |
Monthly weather
averages
averages
| St. John's |
Current Weather
Conditions
Conditions
| St. John's |
When is the Best
Time to Visit?
Time to Visit?
| St. John's |
St. John's Sea Water Temperature in August, °F
The average sea surface temperature in August 2026 for St. John's was 56.2°F. The maximum and minimum values were 53.6°F and 59.8°F respectively.
St. John's 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
St. John's
Local time: 10:56
19 aug, wednesday
| 1200 | |
66°F | N 9 mph |
| 1500 | |
68°F | N 11 mph |
| 1800 |  |
60°F | N 9 mph |
| 2100 | |
54°F | N 6 mph |
20 aug, thursday
| 0000 | |
54°F | N 7 mph |
| 0300 | |
56°F | N 8 mph |
| 0600 | |
58°F | N 9 mph |
| 0900 | |
62°F | N 12 mph |