Hourly Weather in Winchester Castle, United Kingdom
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
2 mph
Calm
2 mph
Calm
3 mph
Calm
1 mph
Calm
5 mph
Calm
6 mph
Light
4 mph
Calm
4 mph
Calm
4 mph
Calm
Humidity
50%
Comfortable
67%
Humid
54%
Comfortable
56%
Comfortable
73%
Extremely humid
81%
Extremely humid
87%
Extremely humid
90%
Extremely humid
90%
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
10 mi
Good
Pressure
1009 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
Clouds
18%
22%
15%
9%
10%
27%
27%
0%
3%
Dew point
62°
68°
62°
62°
63°
64°
64°
63°
62°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
49
Good
47
Good
44
Good
39
Good
41
Good
41
Good
42
Good
43
Good
45
Good
Pollen index
Tree
1 / 5
0 / 5
0 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 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
0.37 μg/ft3
0.38 μg/ft3
0.40 μg/ft3
0.43 μg/ft3
0.45 μg/ft3
0.46 μg/ft3
0.45 μg/ft3
0.46 μg/ft3
0.48 μg/ft3
PM25
0.24 μg/ft3
0.25 μg/ft3
0.27 μg/ft3
0.29 μg/ft3
0.30 μg/ft3
0.31 μg/ft3
0.31 μg/ft3
0.31 μg/ft3
0.33 μg/ft3
NO2
0.91 ppb
2.62 ppb
4.34 ppb
6.05 ppb
6.3 ppb
6.55 ppb
6.81 ppb
6.63 ppb
6.46 ppb
SO2
0.17 ppb
0.2 ppb
0.22 ppb
0.25 ppb
0.24 ppb
0.24 ppb
0.24 ppb
0.24 ppb
0.24 ppb
CO
0.11 ppb
0.12 ppb
0.12 ppb
0.13 ppb
0.13 ppb
0.13 ppb
0.14 ppb
0.14 ppb
0.14 ppb
O3
50.87 ppb
45.33 ppb
39.78 ppb
34.24 ppb
28.98 ppb
23.72 ppb
18.46 ppb
17.12 ppb
15.77 ppb