Daily Weather in Merthyr Tydfil, Wales, United Kingdom
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 mph
Light
11 mph
Breezy
14 mph
Breezy
13 mph
Breezy
4 mph
Calm
4 mph
Calm
3 mph
Calm
6 mph
Light
12 mph
Breezy
Humidity
100%
Extremely humid
100%
Extremely humid
99%
Extremely humid
97%
Extremely humid
98%
Extremely humid
98%
Extremely humid
98%
Extremely humid
92%
Extremely humid
95%
Extremely humid
Visibility
9 mi
Good
10 mi
Good
10 mi
Good
14 mi
Good
15 mi
Good
15 mi
Good
15 mi
Good
15 mi
Good
15 mi
Good
Pressure
1028 hPa
Very high
1031 hPa
Very high
1030 hPa
Very high
1024 hPa
High
1029 hPa
Very high
1033 hPa
Very high
1038 hPa
Extremely high
1039 hPa
Extremely high
1033 hPa
Very high
Clouds
100%
100%
100%
100%
74%
100%
100%
76%
100%
Dew point
51°
52°
49°
47°
51°
53°
54°
41°
44°
UV Index
0
0
0
0
0
Air quality
86
Moderate
56
Moderate
56
Moderate
51
Moderate
42
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
1 / 5
1 / 5
1 / 5
1 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
1.12 μg/ft3
0.60 μg/ft3
0.73 μg/ft3
0.61 μg/ft3
0.47 μg/ft3
PM25
0.81 μg/ft3
0.38 μg/ft3
0.44 μg/ft3
0.37 μg/ft3
0.32 μg/ft3
NO2
21.5 ppb
16.75 ppb
10.28 ppb
7.26 ppb
24.84 ppb
SO2
11.13 ppb
1.01 ppb
0.98 ppb
0.82 ppb
2.14 ppb
CO
10.19 ppb
0.19 ppb
0.19 ppb
0.18 ppb
0.27 ppb
O3
30.38 ppb
29.7 ppb
19 ppb
26 ppb
24.1 ppb