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Weather St. John's: Current forecast

St. John's / Newfoundland and Labrador / Canada

17.9 °C
Feels like 17.2 °C
Min 15 °C / Max 22 °C
Weather St. John's: Overcast, 18 °C Overcast
10.4 km/h SSW
Wind
21.3 km/h SSW
Gusts
1020 hPa
Pressure
0 mm
Precipitation
78 %
Humidity
0.8
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass None
Mugwort None
Ragweed None
06:15 / 19:47
Sunrise / Sunset
20:11 / 07:51
Moonrise / Moonset
Waning Moon (94 %)
Moon phase

Updated: Aug 29, 2026, 12:51 CEST Aug 29, 2026, 8:21 NDT

Today's Summary

In St. John's the weather today is overcast. The thermometer currently shows 17.9°C. Take an umbrella with you today – you'll probably need it. During the day temperatures will range between 15.3°C and 22.3°C.

Hourly forecast – St. John's, today

Aug 29, 08:00
20 °C
Overcast
St. John's Aug 29, 08:00: Overcast, 20 °C
Aug 29, 09:00
21 °C
Overcast
St. John's Aug 29, 09:00: Overcast, 21 °C
Aug 29, 10:00
22 °C
Overcast
St. John's Aug 29, 10:00: Overcast, 22 °C
Aug 29, 11:00
22 °C
Overcast
St. John's Aug 29, 11:00: Overcast, 22 °C
Aug 29, 12:00
21 °C
Overcast
St. John's Aug 29, 12:00: Overcast, 21 °C
Aug 29, 13:00
21 °C
Overcast
St. John's Aug 29, 13:00: Overcast, 21 °C
Aug 29, 14:00
18 °C
Light drizzle
St. John's Aug 29, 14:00: Light drizzle, 18 °C
Aug 29, 15:00
17 °C
Patchy rain possible
St. John's Aug 29, 15:00: Patchy rain possible, 17 °C
Aug 29, 16:00
17 °C
Overcast
St. John's Aug 29, 16:00: Overcast, 17 °C
Aug 29, 17:00
17 °C
Mist
St. John's Aug 29, 17:00: Mist, 17 °C
Aug 29, 18:00
17 °C
Mist
St. John's Aug 29, 18:00: Mist, 17 °C
Aug 29, 19:00
16 °C
Fog
St. John's Aug 29, 19:00: Fog, 16 °C
Aug 29, 20:00
16 °C
Fog
St. John's Aug 29, 20:00: Fog, 16 °C
Aug 29, 21:00
16 °C
Fog
St. John's Aug 29, 21:00: Fog, 16 °C
Aug 29, 22:00
16 °C
Fog
St. John's Aug 29, 22:00: Fog, 16 °C
Aug 29, 23:00
16 °C
Fog
St. John's Aug 29, 23:00: Fog, 16 °C
Aug 30, 00:00
16 °C
Fog
St. John's Aug 30, 00:00: Fog, 16 °C
Aug 30, 01:00
17 °C
Fog
St. John's Aug 30, 01:00: Fog, 17 °C
Aug 30, 02:00
17 °C
Cloudy
St. John's Aug 30, 02:00: Cloudy, 17 °C
Aug 30, 03:00
17 °C
Overcast
St. John's Aug 30, 03:00: Overcast, 17 °C
Aug 30, 04:00
17 °C
Patchy rain possible
St. John's Aug 30, 04:00: Patchy rain possible, 17 °C
Aug 30, 05:00
17 °C
Patchy rain possible
St. John's Aug 30, 05:00: Patchy rain possible, 17 °C
Aug 30, 06:00
17 °C
Cloudy
St. John's Aug 30, 06:00: Cloudy, 17 °C
Aug 30, 07:00
18 °C
Patchy rain possible
St. John's Aug 30, 07:00: Patchy rain possible, 18 °C
Time
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
St. John's Aug 29, 08:00: Overcast
St. John's Aug 29, 09:00: Overcast
St. John's Aug 29, 10:00: Overcast
St. John's Aug 29, 11:00: Overcast
St. John's Aug 29, 12:00: Overcast
St. John's Aug 29, 13:00: Overcast
St. John's Aug 29, 14:00: Light drizzle
St. John's Aug 29, 15:00: Patchy rain possible
St. John's Aug 29, 16:00: Overcast
St. John's Aug 29, 17:00: Mist
St. John's Aug 29, 18:00: Mist
St. John's Aug 29, 19:00: Fog
St. John's Aug 29, 20:00: Fog
St. John's Aug 29, 21:00: Fog
St. John's Aug 29, 22:00: Fog
St. John's Aug 29, 23:00: Fog
St. John's Aug 30, 00:00: Fog
St. John's Aug 30, 01:00: Fog
St. John's Aug 30, 02:00: Cloudy
St. John's Aug 30, 03:00: Overcast
St. John's Aug 30, 04:00: Patchy rain possible
St. John's Aug 30, 05:00: Patchy rain possible
St. John's Aug 30, 06:00: Cloudy
St. John's Aug 30, 07:00: Patchy rain possible
Temperature (°C)
Chance of rain (%)
17
16
15
15
18
19
58
37
31
41
42
43
43
43
42
42
43
42
28
33
34
34
22
13
Precipitation
—
—
—
—
—
—
0.4 mm
0.1 mm
—
0 mm
0 mm
—
—
—
—
—
—
—
—
—
0 mm
0 mm
—
0 mm
Wind (km/h)
SSW
12
S
14
S
14
S
16
S
17
S
15
S
12
S
9
S
10
SSW
8
SSW
7
SSW
8
SSW
8
SW
8
SW
8
WSW
8
WSW
9
WSW
12
WSW
13
WSW
13
W
13
W
13
WNW
13
WNW
15
Pressure (hPa)
1019
1018
1018
1017
1017
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1015
1015
Humidity (%)
68 %
65 %
64 %
61 %
69 %
72 %
86 %
94 %
91 %
95 %
97 %
98 %
98 %
98 %
98 %
98 %
98 %
97 %
98 %
98 %
95 %
93 %
87 %
68 %
Cloud cover (%)
100 %
100 %
100 %
100 %
100 %
100 %
100 %
98 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
76 %
95 %
100 %
99 %
75 %
73 %

14-day weather forecast – St. John's

14-day trend for St. John's: Temperatures stay fairly stable over the period with no big swings. Lows can drop to around 7.4°C at night, with daytime highs up to 22.3°C.

Date
Aug 29
Aug 30
Aug 31
Sep 1
Sep 2
Sep 3
Sep 4
Sep 5
Sep 6
Sep 7
Sep 8
Sep 9
Sep 10
Sep 11
St. John's August 29, 2026: Overcast
St. John's August 30, 2026: Overcast
St. John's August 31, 2026: Overcast
St. John's September 1, 2026: Patchy rain possible
St. John's September 2, 2026: Sunny
St. John's September 3, 2026: Overcast
St. John's September 4, 2026: Overcast
St. John's September 5, 2026: Patchy rain possible
St. John's September 6, 2026: Fog
St. John's September 7, 2026: Fog
St. John's September 8, 2026: Overcast
St. John's September 9, 2026: Patchy rain possible
St. John's September 10, 2026: Sunny
St. John's September 11, 2026: Sunny
Temperature (°C)
Chance of rain (%)
58
17
66
43
36
18
28
81
85
42
84
92
10
50
Precipitation
0.5 mm
0.1 mm
1.7 mm
0.5 mm
0.4 mm
0 mm
0 mm
1.8 mm
2 mm
0.1 mm
3.8 mm
9.6 mm
0 mm
0.8 mm
Wind max (km/h)
17
15
26
18
16
16
23
30
25
12
18
26
26
25
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
August 29, 2026 St. John's August 29, 2026: Overcast Overcast 15 °C 22 °C 06:15 19:47 20:11 07:51 Waning Moon (94 %)
August 30, 2026 St. John's August 30, 2026: Overcast Overcast 14 °C 22 °C 06:16 19:45 20:26 08:59 Waning Moon (87 %)
August 31, 2026 St. John's August 31, 2026: Overcast Overcast 11 °C 17 °C 06:18 19:43 20:42 10:08 Waning Moon (80 %)
September 1, 2026 St. John's September 1, 2026: Patchy rain possible Patchy rain possible 8 °C 15 °C 06:19 19:41 21:02 11:20 Waning Moon (70 %)
September 2, 2026 St. John's September 2, 2026: Sunny Sunny 7 °C 14 °C 06:20 19:39 21:27 12:35 Last Quarter (60 %)
September 3, 2026 St. John's September 3, 2026: Overcast Overcast 8 °C 18 °C 06:22 19:37 22:00 13:51 Last Quarter (50 %)
September 4, 2026 St. John's September 4, 2026: Overcast Overcast 10 °C 14 °C 06:23 19:35 22:46 15:05 Last Quarter (39 %)
September 5, 2026 St. John's September 5, 2026: Patchy rain possible Patchy rain possible 13 °C 14 °C 06:24 19:33 23:48 16:11 Waning Crescent (29 %)
September 6, 2026 St. John's September 6, 2026: Fog Fog 13 °C 15 °C 06:26 19:31 Does not rise today 17:04 Waning Crescent (20 %)
September 7, 2026 St. John's September 7, 2026: Fog Fog 13 °C 16 °C 06:27 19:29 01:03 17:44 Waning Crescent (12 %)
September 8, 2026 St. John's September 8, 2026: Overcast Overcast 12 °C 17 °C 06:28 19:27 02:29 18:15 Waning Crescent (6 %)
September 9, 2026 St. John's September 9, 2026: Patchy rain possible Patchy rain possible 12 °C 16 °C 06:30 19:25 03:57 18:39 New Moon (2 %)
September 10, 2026 St. John's September 10, 2026: Sunny Sunny 10 °C 18 °C 06:31 19:23 05:24 18:59 New Moon (0 %)
September 11, 2026 St. John's September 11, 2026: Sunny Sunny 10 °C 14 °C 06:32 19:21 06:49 19:17 New Moon (0 %)
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