Weather Forecast for Holyhead
Isle of Anglesey, United Kingdom
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Current Weather - Holyhead: 14°C
Current Weather - Holyhead: 14°C
Isle of Anglesey, United Kingdom
Patchy rain nearby
Feels like 11°C
Wind
15 km/h WNW
Humidity
72%
Pressure
1019 mb
UV Index
4
Visibility
10 km
Patchy rain nearby
Wednesday, September 09, 2026
High
14°C
Low
12°C
Rain Chance
42%
Hourly Forecast
14°C
14°C
14°C
14°C
14°C
14°C
14°C
14°C
14°C
Day Statistics
Maximum Wind
34 km/h
Humidity
73%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
42%
Snow Chance
0%
Sun & Moon
Sunrise
06:42 AM
Sunset
07:49 PM
Moonrise
03:43 AM
Moonset
07:08 PM
Moon Phase
New Moon
Moon Illumination
2%
Air Quality
PM2.5
3.1
μg/m³
PM10
11.7
μg/m³
NO₂
1.1
μg/m³
O₃
70.2
μg/m³
SO₂
0.2
μg/m³
CO
152.1
μg/m³
Patchy rain nearby
Thursday, September 10, 2026
High
17°C
Low
13°C
Rain Chance
89%
Hourly Forecast
14°C
14°C
13°C
14°C
14°C
14°C
15°C
14°C
15°C
15°C
16°C
16°C
17°C
17°C
16°C
15°C
15°C
15°C
15°C
15°C
15°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
44 km/h
Humidity
86%
Precipitation
10 mm
UV Index
1
Visibility
10 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
06:43 AM
Sunset
07:47 PM
Moonrise
05:19 AM
Moonset
07:21 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
3.3
μg/m³
PM10
10.4
μg/m³
NO₂
1
μg/m³
O₃
69.3
μg/m³
SO₂
0.2
μg/m³
CO
146.3
μg/m³
Sunny
Friday, September 11, 2026
High
15°C
Low
13°C
Rain Chance
44%
Hourly Forecast
15°C
15°C
14°C
14°C
14°C
13°C
13°C
13°C
13°C
13°C
14°C
14°C
14°C
15°C
15°C
15°C
15°C
15°C
15°C
14°C
13°C
13°C
13°C
13°C
Day Statistics
Maximum Wind
24 km/h
Humidity
77%
Precipitation
1 mm
UV Index
4
Visibility
10 km
Rain Chance
44%
Snow Chance
0%
Sun & Moon
Sunrise
06:45 AM
Sunset
07:44 PM
Moonrise
06:52 AM
Moonset
07:32 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
5.3
μg/m³
PM10
15.4
μg/m³
NO₂
1.8
μg/m³
O₃
69.9
μg/m³
SO₂
0.3
μg/m³
CO
229
μg/m³
Overcast
Saturday, September 12, 2026
High
16°C
Low
12°C
Rain Chance
78%
Hourly Forecast
13°C
12°C
12°C
12°C
12°C
14°C
14°C
14°C
15°C
15°C
15°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
41 km/h
Humidity
86%
Precipitation
3 mm
UV Index
1
Visibility
10 km
Rain Chance
78%
Snow Chance
0%
Sun & Moon
Sunrise
06:47 AM
Sunset
07:42 PM
Moonrise
08:23 AM
Moonset
07:43 PM
Moon Phase
New Moon
Moon Illumination
3%
Air Quality
PM2.5
9
μg/m³
PM10
14.2
μg/m³
NO₂
1.2
μg/m³
O₃
71.3
μg/m³
SO₂
0.4
μg/m³
CO
127.7
μg/m³
Overcast
Sunday, September 13, 2026
High
17°C
Low
12°C
Rain Chance
48%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
13°C
12°C
16°C
13°C
14°C
16°C
15°C
15°C
16°C
15°C
15°C
17°C
15°C
15°C
16°C
16°C
16°C
15°C
15°C
Day Statistics
Maximum Wind
33 km/h
Humidity
86%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
48%
Snow Chance
0%
Sun & Moon
Sunrise
06:49 AM
Sunset
07:39 PM
Moonrise
09:52 AM
Moonset
07:55 PM
Moon Phase
Waxing Crescent
Moon Illumination
8%
Air Quality
PM2.5
4.3
μg/m³
PM10
6.7
μg/m³
NO₂
2
μg/m³
O₃
52.8
μg/m³
SO₂
0.4
μg/m³
CO
155
μg/m³
Patchy rain nearby
Monday, September 14, 2026
High
18°C
Low
15°C
Rain Chance
25%
Hourly Forecast
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
16°C
16°C
17°C
17°C
17°C
17°C
17°C
17°C
18°C
17°C
17°C
17°C
17°C
17°C
16°C
17°C
Day Statistics
Maximum Wind
31 km/h
Humidity
93%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
25%
Snow Chance
0%
Sun & Moon
Sunrise
06:50 AM
Sunset
07:37 PM
Moonrise
11:21 AM
Moonset
08:10 PM
Moon Phase
Waxing Crescent
Moon Illumination
14%
Patchy rain nearby
Tuesday, September 15, 2026
High
17°C
Low
14°C
Rain Chance
64%
Hourly Forecast
17°C
17°C
17°C
17°C
17°C
17°C
17°C
16°C
16°C
15°C
15°C
15°C
15°C
15°C
16°C
16°C
17°C
16°C
16°C
16°C
15°C
15°C
15°C
14°C
Day Statistics
Maximum Wind
40 km/h
Humidity
82%
Precipitation
2 mm
UV Index
5
Visibility
10 km
Rain Chance
64%
Snow Chance
0%
Sun & Moon
Sunrise
06:52 AM
Sunset
07:35 PM
Moonrise
12:49 PM
Moonset
08:29 PM
Moon Phase
Waxing Crescent
Moon Illumination
23%
Solar Radiation Data
Shortwave Radiation
661.36
Diffuse Radiation
115.95
DNI
0
GTI
0
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