World Resorts Canada St. John's Weather

St. John's 7 Days Forecast

05.10
mon
Day
54°F
NW 15 mph
Precip.
17%
Night
54°F
NW 22 mph
Precip.
92%
06.10
tue
Day
54°F
E 14 mph
Precip.
21%
Night
48°F
NE 20 mph
Precip.
13%
07.10
wed
Day
55°F
E 20 mph
Precip.
12%
Night
43°F
E 6 mph
Precip.
13%
08.10
thu
Day
57°F
N 13 mph
Precip.
12%
Night
55°F
N 12 mph
Precip.
17%
09.10
fri
Day
64°F
N 15 mph
Precip.
25%
Night
55°F
NE 12 mph
Precip.
30%
10.10
sat
Day
54°F
E 17 mph
Precip.
12%
Night
43°F
SE 11 mph
Precip.
19%
11.10
sun
Day
46°F
SE 7 mph
Precip.
25%
Night
39°F
NE 7 mph
Precip.
34%

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

Sunniest months:
August 8 days
October 7 days
July 7 days
Warmest months:
August 66.1 °F
July 64.5 °F
September 59.9 °F
Warmest sea temp:
August 58.9 °F
September 57.0 °F
July 52.7 °F
Coldest months:
February 28.1 °F
January 30.2 °F
March 31.7 °F
Rainiest months:
November 6 days
August 3 days
May 3 days
Windiest months:
February 16.4 mph
March 15.4 mph
January 15.3 mph

St. John's on a weather map

St. John's
+50°F
NW 16 mph
Feels like: +45°F
Precip.: 57%
Places in Canada:
Name
°F
+59°F
+57°F
+61°F
+61°F
+54°F
+55°F
+54°F
+61°F
+61°F
+48°F
+50°F
+55°F
+57°F
+59°F
24 Hours Forecast
St. John's
Local time: 17:40
October 05, monday
1800
50°F
NW
16 mph
2100
50°F
NW
19 mph
October 06, tuesday
0000
54°F
NW
22 mph
0300
55°F
N
12 mph
0600
61°F
N
14 mph
0900
59°F
NE
12 mph
1200
54°F
E
14 mph
1500
59°F
NE
16 mph
Units of measurement: °C / °F