Best time to go

Holyhead in August 2027: weather, temperatures and activities

Do you want to visit Holyhead in August 2027? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether August is a good month to travel to Holyhead, Wales.

Custom search

Is it worth visiting Holyhead in August?

Check your ideal travel criteria and see if the month of August suits your plans to go to Holyhead.
What matters most?
Holyhead in August 2027: weather, temperatures and activities

Page summary

Holyhead in August in summary
Favourable weather
Min 15°C Max 16°C 158 mm 10 day(s) 87% 52% 16°C 12.2 h/day
Best activities in August
Beach and swimmingHiking and trekkingAnimal observationNature and landscapesBoat trip and cruise
Practical guidelines
High crowding 04:59 19:46
Hourly weather

Average weather in Holyhead in August 2027

Favourable weather

The weather in Holyhead in August 2027 is based on statistical data from previous years in August. This allows you to forecast the weather in August 2027. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

Loading hourly weather...
Loading hourly weather...
Loading hourly weather...
Climate

Climate of Holyhead in August

Temperatures, precipitation and monthly trends help to better understand the climate in Holyhead in August.

Temperatures and rain in Holyhead in August

Average daily weather

Temperatures and rain day by day in August.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of August is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Holyhead in August

Seasonal normals

Seasonal normals of Holyhead in August

Check the seasonal normals in Holyhead in August and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
August
Weather data July August September
Outside temperature
Average temperature 15.4°C 15.6°C 14.6°C
Maximum temperature 16.3°C 16.5°C 15.5°C
Minimum temperature 14.5°C 14.6°C 13.6°C
Record maximum temperature 23.0°C
(2021)
21.0°C
(2020)
22.0°C
(2021)
Record low temperature 11.0°C
(2020)
10.0°C
(2020)
8.0°C
(2020)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 6 day(s)
(19%)
5 day(s)
(16%)
2 day(s)
(7%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 14.2°C 15.1°C 15.0°C
Sea temperature (minimum) 12.8°C 14.3°C 14.4°C
Sea temperature (maximum) 15.4°C 15.9°C 15.7°C
Wind
Wind speed 23 km/h 27 km/h 27 km/h
Wind temperature 13.5°C 13.7°C 12.1°C
Precipitation (rain)
Precipitation 127.1 mm 158.0 mm 142.4 mm
Number of days with precipitation 20 day(s)
(65%)
24 day(s)
(77%)
19 day(s)
(63%)
Number of days with significant precipitation (greater than 5 mm) 8 day(s)
(27%)
10 day(s)
(33%)
9 day(s)
(29%)
Record precipitation in one day 53.6 mm
(2016)
61.2 mm
(2015)
52.0 mm
(2012)
Other weather data
Humidity 88% 87% 85%
Visibility 9.2 km 9.1 km 9.2 km
Cloud cover 49% 52% 52%
UV index 4 4 4
Daily sunshine 13h 12h 11h
Sunrise and sunset
Sunrise time 04h10 04h59 05h53
Sunset time 20h38 19h46 18h34
Day length 16h28 14h47 12h41
Our opinion on the climate in August
The review of Where And When favourable weather favourable weather favourable weather
Activities and events

What to do in Holyhead in August?

Best activities in August
Beach and swimmingHiking and trekkingAnimal observationNature and landscapesBoat trip and cruise
Observed weather

What was the weather like in Holyhead in August last?

Find the observed weather calendar in Holyhead in August 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Patchy rain nearby
15°C16°C0.0 mm
2
Clear/Sunny
13°C16°C0.0 mm
3
Partly Cloudy
16°C18°C0.9 mm
4
Clear/Sunny
17°C18°C3.1 mm
5
Patchy rain nearby
14°C17°C0.0 mm
6
Clear/Sunny
14°C16°C0.0 mm
7
Partly Cloudy
15°C17°C0.3 mm
8
Clear/Sunny
14°C17°C0.0 mm
9
Partly Cloudy
15°C17°C0.0 mm
10
Partly Cloudy
13°C17°C0.0 mm
11
Cloudy
16°C21°C0.0 mm
12
Partly Cloudy
18°C23°C0.0 mm
13
Clear/Sunny
17°C20°C0.0 mm
14
Patchy rain nearby
16°C18°C0.1 mm
15
Clear/Sunny
15°C20°C0.0 mm
16
Clear/Sunny
15°C20°C0.0 mm
17
Clear/Sunny
14°C20°C0.0 mm
18
Clear/Sunny
15°C20°C0.0 mm
19
Clear/Sunny
14°C20°C0.0 mm
20
Partly Cloudy
14°C17°C0.0 mm
21
Clear/Sunny
11°C18°C0.0 mm
22
Clear/Sunny
12°C17°C0.0 mm
23
Cloudy
15°C19°C0.0 mm
24
Clear/Sunny
15°C19°C0.0 mm
25
Clear/Sunny
16°C20°C0.1 mm
26
Clear/Sunny
16°C17°C3.2 mm
27
Clear/Sunny
15°C17°C1.0 mm
28
Light rain shower
14°C15°C3.1 mm
29
Partly Cloudy
14°C17°C0.8 mm
30
Light drizzle
14°C17°C1.9 mm
31
Patchy rain nearby
15°C17°C2.1 mm
Nearby

Where to go near Holyhead in August?

Compare cities and destinations near Holyhead in August to find another travel stop, a nearby alternative or a logical continuation of your stay in Holyhead.

Loading...
Every month

Best time to visit Holyhead month by month

Compare the weather in Holyhead across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Holyhead in August: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Yes, it’s a good time. Conditions are favorable in Holyhead in August, which places this month 2th out of 12.

Expect an average of 16°C during the day and 15°C at night, with about 158 mm of precipitation spread over 10 rainy days.

The sea is only 15°C on average in August. Swimming is still possible, but it will be cool.

Expect about 12.2 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Beach and swimming, Hiking and trekking, Animal observation and Nature and landscapes. These are the ones for which the conditions on site are most favourable.

Yes: this month is in High crowding, with a visitor index of 91/100. Book your accommodation and transportation well in advance.

The most favorable months in Holyhead are: July, August and September. You are therefore already in one of the best times of the year; shifting your plans would not gain you much in terms of weather.
Top
Switch to imperial units?

Temperatures are shown in degrees Celsius and precipitation in millimetres. Based on your country of connection, °F and inches may be more familiar to you.