Daily Weather in Portstewart, Northern Ireland, United Kingdom
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 mph
Light
7 mph
Light
4 mph
Calm
6 mph
Light
15 mph
Breezy
19 mph
Breezy
22 mph
Strong
22 mph
Strong
15 mph
Breezy
Humidity
96%
Extremely humid
96%
Extremely humid
98%
Extremely humid
91%
Extremely humid
87%
Extremely humid
89%
Extremely humid
97%
Extremely humid
96%
Extremely humid
97%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
4 mi
Fair
10 mi
Good
10 mi
Good
Pressure
1011 hPa
Normal
1025 hPa
High
1029 hPa
Very high
1030 hPa
Very high
1029 hPa
Very high
1017 hPa
Normal
1004 hPa
Low
1002 hPa
Very low
1002 hPa
Very low
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
37°
36°
37°
39°
38°
41°
46°
45°
46°
UV Index
2
2
2
2
Air quality
40
Good
35
Good
41
Good
29
Good
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
0.26 μg/ft3
0.15 μg/ft3
0.20 μg/ft3
0.22 μg/ft3
PM25
0.17 μg/ft3
0.11 μg/ft3
0.14 μg/ft3
0.15 μg/ft3
NO2
2.8 ppb
4 ppb
3.8 ppb
1.8 ppb
SO2
0.2 ppb
0.4 ppb
0.4 ppb
0.3 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
43.2 ppb
37.2 ppb
43.7 ppb
42.2 ppb