Daily Weather in Perth, Ontario, Canada
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
18 km/h
Breezy
12 km/h
Light
14 km/h
Light
21 km/h
Breezy
21 km/h
Breezy
17 km/h
Breezy
14 km/h
Light
13 km/h
Light
9 km/h
Light
Humidity
92%
Extremely humid
97%
Extremely humid
99%
Extremely humid
99%
Extremely humid
99%
Extremely humid
97%
Extremely humid
93%
Extremely humid
99%
Extremely humid
97%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
13 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1020 hPa
High
1013 hPa
Normal
1009 hPa
Normal
1003 hPa
Very low
1005 hPa
Low
1011 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1014 hPa
Normal
Clouds
100%
100%
100%
100%
100%
100%
94%
100%
100%
Dew point
17°
17°
20°
21°
19°
20°
19°
20°
20°
UV Index
7
5
4
3
2
Air quality
61
Moderate
60
Moderate
61
Moderate
52
Moderate
43
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
15.4 μg/m3
14.6 μg/m3
14.8 μg/m3
6 μg/m3
4.2 μg/m3
PM25
14.5 μg/m3
13.8 μg/m3
14.3 μg/m3
6 μg/m3
4.2 μg/m3
NO2
3.8 ppb
3 ppb
3.3 ppb
2.6 ppb
2 ppb
SO2
0.5 ppb
1 ppb
1.1 ppb
0.4 ppb
0.4 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
69.4 ppb
66.9 ppb
65.4 ppb
56 ppb
52.4 ppb