Weather Forecast for Holyhead
Isle of Anglesey, United Kingdom
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Current Weather - Holyhead: 12°C
Current Weather - Holyhead: 12°C
Isle of Anglesey, United Kingdom
Light rain shower
Feels like 9°C
Wind
34 km/h NNW
Humidity
67%
Pressure
1005 mb
UV Index
5
Visibility
10 km
Patchy rain nearby
Thursday, May 14, 2026
High
10°C
Low
8°C
Rain Chance
98%
Hourly Forecast
10°C
10°C
10°C
10°C
10°C
10°C
9°C
8°C
8°C
8°C
Day Statistics
Maximum Wind
40 km/h
Humidity
78%
Precipitation
3 mm
UV Index
5
Visibility
10 km
Rain Chance
98%
Snow Chance
0%
Sun & Moon
Sunrise
05:21 AM
Sunset
09:10 PM
Moonrise
03:55 AM
Moonset
06:24 PM
Moon Phase
Waning Crescent
Moon Illumination
11%
Air Quality
PM2.5
3.6
μg/m³
PM10
9.5
μg/m³
NO₂
1.9
μg/m³
O₃
80.8
μg/m³
SO₂
1
μg/m³
CO
126.5
μg/m³
Patchy rain nearby
Friday, May 15, 2026
High
10°C
Low
7°C
Rain Chance
86%
Hourly Forecast
8°C
8°C
8°C
8°C
8°C
7°C
7°C
8°C
9°C
9°C
9°C
9°C
10°C
10°C
10°C
10°C
10°C
10°C
10°C
10°C
9°C
8°C
7°C
7°C
Day Statistics
Maximum Wind
32 km/h
Humidity
69%
Precipitation
1 mm
UV Index
1
Visibility
10 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
05:19 AM
Sunset
09:11 PM
Moonrise
04:08 AM
Moonset
07:59 PM
Moon Phase
Waning Crescent
Moon Illumination
5%
Air Quality
PM2.5
3.1
μg/m³
PM10
8.2
μg/m³
NO₂
2.1
μg/m³
O₃
86.1
μg/m³
SO₂
1.1
μg/m³
CO
125.1
μg/m³
Patchy rain nearby
Saturday, May 16, 2026
High
11°C
Low
7°C
Rain Chance
88%
Hourly Forecast
7°C
8°C
8°C
8°C
8°C
8°C
8°C
9°C
9°C
10°C
10°C
10°C
10°C
11°C
11°C
11°C
11°C
11°C
10°C
9°C
9°C
9°C
10°C
10°C
Day Statistics
Maximum Wind
22 km/h
Humidity
76%
Precipitation
2 mm
UV Index
2
Visibility
9 km
Rain Chance
88%
Snow Chance
0%
Sun & Moon
Sunrise
05:17 AM
Sunset
09:13 PM
Moonrise
04:26 AM
Moonset
09:37 PM
Moon Phase
New Moon
Moon Illumination
1%
Air Quality
PM2.5
3.7
μg/m³
PM10
6.6
μg/m³
NO₂
2.7
μg/m³
O₃
79.5
μg/m³
SO₂
1.2
μg/m³
CO
123.5
μg/m³
Patchy rain nearby
Sunday, May 17, 2026
High
11°C
Low
9°C
Rain Chance
89%
Hourly Forecast
10°C
9°C
9°C
9°C
9°C
9°C
9°C
9°C
9°C
9°C
9°C
10°C
10°C
10°C
11°C
11°C
11°C
11°C
11°C
10°C
10°C
9°C
9°C
9°C
Day Statistics
Maximum Wind
27 km/h
Humidity
82%
Precipitation
3 mm
UV Index
2
Visibility
10 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
05:16 AM
Sunset
09:15 PM
Moonrise
04:54 AM
Moonset
11:10 PM
Moon Phase
Waxing Crescent
Moon Illumination
0%
Air Quality
PM2.5
7.6
μg/m³
PM10
11.9
μg/m³
NO₂
2.5
μg/m³
O₃
70.2
μg/m³
SO₂
1.5
μg/m³
CO
125.6
μg/m³
Patchy rain nearby
Monday, May 18, 2026
High
12°C
Low
8°C
Rain Chance
89%
Hourly Forecast
9°C
9°C
9°C
8°C
8°C
8°C
8°C
9°C
9°C
10°C
10°C
11°C
11°C
11°C
12°C
12°C
11°C
11°C
10°C
11°C
11°C
11°C
11°C
11°C
Day Statistics
Maximum Wind
27 km/h
Humidity
82%
Precipitation
2 mm
UV Index
2
Visibility
10 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
05:14 AM
Sunset
09:16 PM
Moonrise
05:38 AM
Moonset
No moonset
Moon Phase
Waxing Crescent
Moon Illumination
2%
Air Quality
PM2.5
5.7
μg/m³
PM10
8.5
μg/m³
NO₂
2.3
μg/m³
O₃
76.8
μg/m³
SO₂
1.5
μg/m³
CO
127.7
μg/m³
Patchy rain nearby
Tuesday, May 19, 2026
High
14°C
Low
11°C
Rain Chance
75%
Hourly Forecast
11°C
11°C
11°C
11°C
11°C
12°C
12°C
12°C
13°C
13°C
13°C
14°C
14°C
14°C
14°C
14°C
14°C
13°C
13°C
13°C
13°C
12°C
12°C
12°C
Day Statistics
Maximum Wind
35 km/h
Humidity
89%
Precipitation
1 mm
UV Index
3
Visibility
8 km
Rain Chance
75%
Snow Chance
0%
Sun & Moon
Sunrise
05:13 AM
Sunset
09:18 PM
Moonrise
06:42 AM
Moonset
12:25 AM
Moon Phase
Waxing Crescent
Moon Illumination
7%
Partly Cloudy
Wednesday, May 20, 2026
High
14°C
Low
11°C
Rain Chance
0%
Hourly Forecast
12°C
11°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
13°C
13°C
13°C
14°C
14°C
14°C
14°C
14°C
14°C
13°C
13°C
13°C
12°C
12°C
12°C
Day Statistics
Maximum Wind
29 km/h
Humidity
90%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
05:11 AM
Sunset
09:19 PM
Moonrise
08:06 AM
Moonset
01:17 AM
Moon Phase
Waxing Crescent
Moon Illumination
15%
Solar Radiation Data
Shortwave Radiation
392.75
Diffuse Radiation
151.37
DNI
304.02
GTI
152.7
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