Hourly Weather in Williamstown Castle, Ireland
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
28 km/h
Breezy
26 km/h
Breezy
21 km/h
Breezy
17 km/h
Breezy
15 km/h
Light
15 km/h
Light
16 km/h
Light
14 km/h
Light
13 km/h
Light
Humidity
70%
Extremely humid
73%
Extremely humid
77%
Extremely humid
80%
Extremely humid
83%
Extremely humid
85%
Extremely humid
87%
Extremely humid
86%
Extremely humid
86%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
13 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1015 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
Clouds
99%
83%
90%
98%
100%
100%
99%
82%
85%
Dew point
11°
11°
12°
12°
12°
13°
13°
13°
13°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
30
Good
31
Good
31
Good
31
Good
30
Good
27
Good
26
Good
26
Good
24
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
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
Pollutants
Low risk
High risk
PM10
8.5 μg/m3
8.8 μg/m3
9.1 μg/m3
8.8 μg/m3
8.6 μg/m3
7.3 μg/m3
6.4 μg/m3
5.9 μg/m3
5.6 μg/m3
PM25
5.4 μg/m3
5.4 μg/m3
5.6 μg/m3
5.5 μg/m3
5.3 μg/m3
4.6 μg/m3
4.1 μg/m3
3.8 μg/m3
3.6 μg/m3
NO2
0.3 ppb
0.4 ppb
0.5 ppb
0.6 ppb
0.7 ppb
0.8 ppb
0.8 ppb
0.9 ppb
1 ppb
SO2
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 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
31.2 ppb
31 ppb
30.7 ppb
30.2 ppb
29.7 ppb
29.1 ppb
28.4 ppb
27.5 ppb
26.3 ppb