Weather Forecast for Holyhead

Isle of Anglesey, United Kingdom

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Light drizzle

Current Weather - Holyhead: 17°C

Isle of Anglesey, United Kingdom

Light drizzle

Feels like 17°C

Wind

27 km/h WSW

Humidity

94%

Pressure

1004 mb

UV Index

0

Visibility

6 km

Patchy rain nearby

Patchy rain nearby

Sunday, July 26, 2026

High

17°C

Low

15°C

Rain Chance

69%

Hourly Forecast

Patchy rain nearby 16°C
03:00
Light rain shower 16°C
04:00
Patchy rain nearby 16°C
05:00
Patchy rain nearby 16°C
06:00
Patchy rain nearby 15°C
07:00
Patchy rain nearby 15°C
08:00
Patchy rain nearby 15°C
09:00
Patchy rain nearby 15°C
10:00
Patchy rain nearby 16°C
11:00
Patchy rain nearby 16°C
12:00
Patchy rain nearby 16°C
13:00
Patchy rain nearby 16°C
14:00
Patchy rain nearby 16°C
15:00
Overcast 16°C
16:00
Patchy rain nearby 17°C
17:00
Patchy rain nearby 17°C
18:00
Patchy rain nearby 17°C
19:00
Patchy rain nearby 17°C
20:00
Patchy rain nearby 16°C
21:00
Patchy rain nearby 16°C
22:00
Clear 16°C
23:00
Jul 27

Day Statistics

Maximum Wind

36 km/h

Humidity

82%

Precipitation

2 mm

UV Index

5

Visibility

10 km

Rain Chance

69%

Snow Chance

0%

Sun & Moon

Sunrise

05:25 AM

Sunset

09:24 PM

Moonrise

08:28 PM

Moonset

01:46 AM

Moon Phase

Waxing Gibbous

Moon Illumination

95%

Air Quality

PM2.5

4.3

μg/m³

PM10

11.5

μg/m³

NO₂

1.9

μg/m³

O₃

52.4

μg/m³

SO₂

0.3

μg/m³

CO

129.7

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

Small Craft warning from Carlingford Lough to Wicklow Head to Hook Head

from Carlingford Lough to Wicklow Head to Hook Head Jul 25, 06:59 AM - Jul 26, 12:00 PM
Severity: Moderate Urgency: Future

Westerly winds will reach force 6 at times.

Event: Small Craft Certainty: Likely Category: Met