Weather Forecast for Holyhead
Isle of Anglesey, United Kingdom
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Current Weather - Holyhead: 9°C
Current Weather - Holyhead: 9°C
Isle of Anglesey, United Kingdom
Light rain
Feels like 8°C
Wind
6 km/h SE
Humidity
89%
Pressure
1009 mb
UV Index
0
Visibility
9 km
Overcast
Tuesday, October 20, 2026
High
10°C
Low
8°C
Rain Chance
82%
Hourly Forecast
9°C
9°C
9°C
9°C
9°C
9°C
9°C
10°C
9°C
9°C
9°C
Day Statistics
Maximum Wind
19 km/h
Humidity
80%
Precipitation
7 mm
UV Index
0
Visibility
9 km
Rain Chance
82%
Snow Chance
0%
Sun & Moon
Sunrise
07:54 AM
Sunset
06:11 PM
Moonrise
04:25 PM
Moonset
01:01 AM
Moon Phase
Waxing Gibbous
Moon Illumination
77%
Air Quality
PM2.5
6.9
μg/m³
PM10
8
μg/m³
NO₂
4.8
μg/m³
O₃
53.8
μg/m³
SO₂
0.4
μg/m³
CO
162.6
μg/m³
Light rain
Wednesday, October 21, 2026
High
10°C
Low
8°C
Rain Chance
87%
Hourly Forecast
9°C
9°C
9°C
9°C
9°C
8°C
9°C
9°C
9°C
9°C
9°C
10°C
10°C
10°C
9°C
9°C
9°C
9°C
9°C
10°C
10°C
10°C
9°C
9°C
Day Statistics
Maximum Wind
66 km/h
Humidity
84%
Precipitation
17 mm
UV Index
1
Visibility
9 km
Rain Chance
87%
Snow Chance
0%
Sun & Moon
Sunrise
07:56 AM
Sunset
06:09 PM
Moonrise
04:35 PM
Moonset
02:15 AM
Moon Phase
Waxing Gibbous
Moon Illumination
86%
Air Quality
PM2.5
2.9
μg/m³
PM10
7.6
μg/m³
NO₂
1.6
μg/m³
O₃
74.2
μg/m³
SO₂
0.2
μg/m³
CO
146.3
μg/m³
Patchy rain nearby
Thursday, October 22, 2026
High
12°C
Low
9°C
Rain Chance
77%
Hourly Forecast
9°C
9°C
9°C
9°C
10°C
10°C
9°C
9°C
9°C
10°C
11°C
11°C
12°C
12°C
12°C
12°C
12°C
12°C
11°C
10°C
11°C
11°C
11°C
11°C
Day Statistics
Maximum Wind
26 km/h
Humidity
76%
Precipitation
4 mm
UV Index
1
Visibility
9 km
Rain Chance
77%
Snow Chance
0%
Sun & Moon
Sunrise
07:58 AM
Sunset
06:07 PM
Moonrise
04:44 PM
Moonset
03:28 AM
Moon Phase
Waxing Gibbous
Moon Illumination
92%
Air Quality
PM2.5
2
μg/m³
PM10
4.8
μg/m³
NO₂
1.7
μg/m³
O₃
71.7
μg/m³
SO₂
0.2
μg/m³
CO
142.1
μg/m³
Patchy rain nearby
Friday, October 23, 2026
High
12°C
Low
9°C
Rain Chance
84%
Hourly Forecast
11°C
12°C
12°C
12°C
11°C
11°C
11°C
11°C
11°C
9°C
9°C
9°C
9°C
9°C
9°C
10°C
10°C
11°C
11°C
10°C
10°C
10°C
10°C
10°C
Day Statistics
Maximum Wind
68 km/h
Humidity
78%
Precipitation
10 mm
UV Index
0
Visibility
8 km
Rain Chance
84%
Snow Chance
0%
Sun & Moon
Sunrise
08:00 AM
Sunset
06:05 PM
Moonrise
04:53 PM
Moonset
04:42 AM
Moon Phase
Full Moon
Moon Illumination
97%
Air Quality
PM2.5
4.1
μg/m³
PM10
6.5
μg/m³
NO₂
3.6
μg/m³
O₃
72.7
μg/m³
SO₂
0.6
μg/m³
CO
112.5
μg/m³
Overcast
Saturday, October 24, 2026
High
15°C
Low
10°C
Rain Chance
84%
Hourly Forecast
10°C
10°C
10°C
10°C
10°C
10°C
10°C
10°C
10°C
10°C
10°C
10°C
11°C
11°C
12°C
11°C
11°C
11°C
12°C
13°C
14°C
15°C
15°C
15°C
Day Statistics
Maximum Wind
55 km/h
Humidity
75%
Precipitation
18 mm
UV Index
3
Visibility
9 km
Rain Chance
84%
Snow Chance
0%
Sun & Moon
Sunrise
08:02 AM
Sunset
06:03 PM
Moonrise
05:02 PM
Moonset
05:57 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
6.4
μg/m³
PM10
11
μg/m³
NO₂
1
μg/m³
O₃
80.2
μg/m³
SO₂
0.3
μg/m³
CO
141.6
μg/m³
Patchy rain nearby
Sunday, October 25, 2026
High
15°C
Low
10°C
Rain Chance
43%
Hourly Forecast
15°C
15°C
10°C
10°C
10°C
10°C
10°C
10°C
11°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
11°C
11°C
11°C
11°C
11°C
11°C
11°C
10°C
Day Statistics
Maximum Wind
53 km/h
Humidity
69%
Precipitation
1 mm
UV Index
3
Visibility
10 km
Rain Chance
43%
Snow Chance
0%
Sun & Moon
Sunrise
07:04 AM
Sunset
05:01 PM
Moonrise
04:14 PM
Moonset
06:15 AM
Moon Phase
Full Moon
Moon Illumination
100%
Overcast
Monday, October 26, 2026
High
16°C
Low
10°C
Rain Chance
88%
Hourly Forecast
10°C
11°C
11°C
11°C
11°C
12°C
12°C
12°C
12°C
12°C
12°C
13°C
14°C
14°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
16°C
15°C
14°C
Day Statistics
Maximum Wind
66 km/h
Humidity
83%
Precipitation
9 mm
UV Index
4
Visibility
8 km
Rain Chance
88%
Snow Chance
0%
Sun & Moon
Sunrise
07:05 AM
Sunset
04:58 PM
Moonrise
04:28 PM
Moonset
07:37 AM
Moon Phase
Full Moon
Moon Illumination
98%
Solar Radiation Data
Shortwave Radiation
17.82
Diffuse Radiation
17.77
DNI
0.13
GTI
14.92
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