Weather Forecast for Holyhead
Isle of Anglesey, United Kingdom
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Current Weather - Holyhead: 16°C
Current Weather - Holyhead: 16°C
Isle of Anglesey, United Kingdom
Sunny
Feels like 16°C
Wind
12 km/h W
Humidity
77%
Pressure
1018 mb
UV Index
0
Visibility
10 km
Sunny
Thursday, July 30, 2026
High
17°C
Low
14°C
Rain Chance
36%
Hourly Forecast
14°C
15°C
Day Statistics
Maximum Wind
22 km/h
Humidity
76%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
05:32 AM
Sunset
09:17 PM
Moonrise
09:50 PM
Moonset
06:29 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Air Quality
PM2.5
2.9
μg/m³
PM10
6.1
μg/m³
NO₂
2.4
μg/m³
O₃
60.7
μg/m³
SO₂
0.4
μg/m³
CO
117
μg/m³
Sunny
Friday, July 31, 2026
High
17°C
Low
12°C
Rain Chance
36%
Hourly Forecast
14°C
14°C
13°C
13°C
13°C
12°C
12°C
13°C
14°C
14°C
15°C
15°C
15°C
16°C
16°C
16°C
16°C
16°C
17°C
17°C
17°C
16°C
15°C
14°C
Day Statistics
Maximum Wind
24 km/h
Humidity
72%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
05:33 AM
Sunset
09:16 PM
Moonrise
10:00 PM
Moonset
07:43 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Air Quality
PM2.5
3.6
μg/m³
PM10
9.3
μg/m³
NO₂
1.7
μg/m³
O₃
66.4
μg/m³
SO₂
0.3
μg/m³
CO
110.3
μg/m³
Sunny
Saturday, August 01, 2026
High
16°C
Low
12°C
Rain Chance
17%
Hourly Forecast
14°C
14°C
13°C
13°C
13°C
12°C
12°C
13°C
14°C
14°C
14°C
15°C
15°C
15°C
15°C
16°C
16°C
16°C
16°C
16°C
15°C
14°C
14°C
14°C
Day Statistics
Maximum Wind
19 km/h
Humidity
75%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
05:35 AM
Sunset
09:14 PM
Moonrise
10:08 PM
Moonset
08:56 AM
Moon Phase
Waning Gibbous
Moon Illumination
83%
Air Quality
PM2.5
3.3
μg/m³
PM10
7.2
μg/m³
NO₂
1.6
μg/m³
O₃
65.9
μg/m³
SO₂
0.3
μg/m³
CO
113.4
μg/m³
Partly Cloudy
Sunday, August 02, 2026
High
20°C
Low
12°C
Rain Chance
10%
Hourly Forecast
13°C
13°C
12°C
12°C
12°C
12°C
12°C
14°C
15°C
16°C
18°C
18°C
19°C
19°C
19°C
19°C
20°C
20°C
19°C
18°C
17°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
17 km/h
Humidity
66%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
10%
Snow Chance
0%
Sun & Moon
Sunrise
05:37 AM
Sunset
09:12 PM
Moonrise
10:16 PM
Moonset
10:09 AM
Moon Phase
Waning Gibbous
Moon Illumination
75%
Air Quality
PM2.5
9.7
μg/m³
PM10
14.1
μg/m³
NO₂
2.5
μg/m³
O₃
71.8
μg/m³
SO₂
1.2
μg/m³
CO
93
μg/m³
Partly Cloudy
Monday, August 03, 2026
High
21°C
Low
16°C
Rain Chance
9%
Hourly Forecast
16°C
16°C
16°C
16°C
17°C
16°C
16°C
16°C
17°C
18°C
18°C
18°C
19°C
19°C
20°C
21°C
20°C
20°C
19°C
18°C
19°C
20°C
19°C
18°C
Day Statistics
Maximum Wind
27 km/h
Humidity
66%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
9%
Snow Chance
0%
Sun & Moon
Sunrise
05:38 AM
Sunset
09:10 PM
Moonrise
10:25 PM
Moonset
11:22 AM
Moon Phase
Last Quarter
Moon Illumination
65%
Air Quality
PM2.5
10.3
μg/m³
PM10
13.8
μg/m³
NO₂
6.5
μg/m³
O₃
63.4
μg/m³
SO₂
1.6
μg/m³
CO
136.1
μg/m³
Overcast
Tuesday, August 04, 2026
High
19°C
Low
15°C
Rain Chance
53%
Hourly Forecast
18°C
17°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
18°C
18°C
19°C
18°C
18°C
17°C
17°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
26 km/h
Humidity
80%
Precipitation
1 mm
UV Index
4
Visibility
10 km
Rain Chance
53%
Snow Chance
0%
Sun & Moon
Sunrise
05:40 AM
Sunset
09:09 PM
Moonrise
10:36 PM
Moonset
12:39 PM
Moon Phase
Last Quarter
Moon Illumination
55%
Partly Cloudy
Wednesday, August 05, 2026
High
20°C
Low
15°C
Rain Chance
17%
Hourly Forecast
16°C
15°C
15°C
15°C
15°C
15°C
16°C
16°C
16°C
17°C
17°C
17°C
18°C
18°C
18°C
19°C
19°C
19°C
20°C
20°C
19°C
18°C
17°C
17°C
Day Statistics
Maximum Wind
17 km/h
Humidity
81%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
05:41 AM
Sunset
09:07 PM
Moonrise
10:49 PM
Moonset
01:59 PM
Moon Phase
Last Quarter
Moon Illumination
44%
Solar Radiation Data
Shortwave Radiation
186.72
Diffuse Radiation
48.82
DNI
0
GTI
0
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