Daily Weather in Portsmouth, Virginia, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
8 mph
Light
10 mph
Breezy
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
7 mph
Light
9 mph
Light
Humidity
95%
Extremely humid
98%
Extremely humid
100%
Extremely humid
100%
Extremely humid
100%
Extremely humid
96%
Extremely humid
96%
Extremely humid
91%
Extremely humid
94%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
7 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1022 hPa
High
1018 hPa
High
1014 hPa
Normal
1016 hPa
Normal
1018 hPa
High
1020 hPa
High
1020 hPa
High
1021 hPa
High
1023 hPa
High
Clouds
100%
84%
99%
100%
100%
100%
100%
100%
20%
Dew point
72°
71°
72°
71°
69°
60°
55°
55°
53°
UV Index
7
7
7
0
Air quality
55
Moderate
45
Good
53
Moderate
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
0.33 μg/ft3
0.25 μg/ft3
0.30 μg/ft3
0.29 μg/ft3
PM25
0.32 μg/ft3
0.22 μg/ft3
0.28 μg/ft3
0.28 μg/ft3
NO2
2.8 ppb
1.8 ppb
1.4 ppb
1.2 ppb
SO2
1.6 ppb
1.6 ppb
0.6 ppb
0.2 ppb
CO
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
58.9 ppb
48.9 ppb
55.1 ppb
27.9 ppb