05.10
mon
mon
Day

54°F
NW 15 mph
Precip.
17%
17%
Night

54°F
NW 22 mph
Precip.
92%
92%
06.10
tue
tue
Day

54°F
E 14 mph
Precip.
21%
21%
Night

48°F
NE 20 mph
Precip.
13%
13%
07.10
wed
wed
Day

55°F
E 20 mph
Precip.
12%
12%
Night

43°F
E 6 mph
Precip.
13%
13%
08.10
thu
thu
Day

57°F
N 13 mph
Precip.
12%
12%
Night

55°F
N 12 mph
Precip.
17%
17%
09.10
fri
fri
Day

64°F
N 15 mph
Precip.
25%
25%
Night

55°F
NE 12 mph
Precip.
30%
30%
10.10
sat
sat
Day

54°F
E 17 mph
Precip.
12%
12%
Night

43°F
SE 11 mph
Precip.
19%
19%
11.10
sun
sun
Day

46°F
SE 7 mph
Precip.
25%
25%
Night

39°F
NE 7 mph
Precip.
34%
34%
sea water
temperature
temperature
| St. John's |
monthly
weather
weather
| St. John's |
current
weather
weather
| St. John's |
14 days
forecast
forecast
| St. John's |
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 50.2°F. The highest and lowest sea temperatures during the month were 54.9°F and 45.7°F.
Air temperature in St. John's, °F
Precipitation total in St. John's, in.
* Charts above show average data for the last 3 years.
Best time for vacation in St. John's
St. John's on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
St. John's
Local time: 17:40
October 05, monday
1800

50°F
NW
16 mph
16 mph
2100

50°F
NW
19 mph
19 mph
October 06, tuesday
0000

54°F
NW
22 mph
22 mph
0300

55°F
N
12 mph
12 mph
0600

61°F
N
14 mph
14 mph
0900

59°F
NE
12 mph
12 mph
1200

54°F
E
14 mph
14 mph
1500

59°F
NE
16 mph
16 mph




























