Hourly Weather in Topsfield, Maine, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
11 km/h
Light
11 km/h
Light
11 km/h
Light
9 km/h
Light
9 km/h
Light
9 km/h
Light
12 km/h
Light
9 km/h
Light
8 km/h
Calm
Humidity
43%
Dry
43%
Dry
42%
Dry
39%
Dry
41%
Dry
41%
Dry
45%
Comfortable
54%
Comfortable
61%
Humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1019 hPa
High
1019 hPa
High
1018 hPa
High
1018 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
Clouds
0%
9%
9%
2%
0%
0%
0%
0%
0%
Dew point
12°
13°
13°
12°
12°
12°
12°
13°
13°
UV Index
7
6
4
2
1
1
0
0
0
Air quality
31
Good
31
Good
32
Good
33
Good
33
Good
33
Good
41
Good
41
Good
40
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
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
0 / 5
0 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
8.6 μg/m3
6.5 μg/m3
6.9 μg/m3
7 μg/m3
PM25
5.6 μg/m3
5.6 μg/m3
5.7 μg/m3
5.8 μg/m3
5.8 μg/m3
5.9 μg/m3
5.7 μg/m3
6 μg/m3
6 μg/m3
NO2
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
31.4 ppb
31.5 ppb
31.6 ppb
31.7 ppb
31.9 ppb
32 ppb
44.2 ppb
43.9 ppb
43.5 ppb