Hourly Weather in St. John's, Newfoundland and Labrador, Canada
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 mph
Light
6 mph
Light
7 mph
Light
8 mph
Light
10 mph
Light
9 mph
Light
9 mph
Light
10 mph
Light
9 mph
Light
Humidity
54%
Comfortable
55%
Comfortable
57%
Comfortable
60%
Comfortable
65%
Humid
74%
Extremely humid
78%
Extremely humid
81%
Extremely humid
84%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
5 mi
Fair
Pressure
1012 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
Clouds
100%
100%
100%
99%
100%
100%
100%
100%
90%
Dew point
49°
49°
49°
49°
48°
49°
47°
46°
45°
UV Index
3
2
1
0
0
0
0
0
0
Air quality
33
Good
33
Good
33
Good
33
Good
33
Good
33
Good
33
Good
33
Good
33
Good
Pollen index
Tree
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
4 / 5
1 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
0.28 μg/ft3
0.24 μg/ft3
0.17 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.14 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
PM25
0.19 μg/ft3
0.16 μg/ft3
0.11 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
NO2
2.68 ppb
2.39 ppb
2.21 ppb
2.03 ppb
1.84 ppb
1.62 ppb
1.4 ppb
1.18 ppb
1.02 ppb
SO2
0.45 ppb
0.39 ppb
0.31 ppb
0.24 ppb
0.16 ppb
0.15 ppb
0.14 ppb
0.13 ppb
0.11 ppb
CO
0.15 ppb
0.14 ppb
0.13 ppb
0.13 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.11 ppb
0.11 ppb
O3
36.97 ppb
37.4 ppb
36.36 ppb
35.32 ppb
34.28 ppb
34.57 ppb
34.86 ppb
35.15 ppb
34.88 ppb