Climate and monthly weather forecast
Holyhead, United Kingdom

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Weather in January

January, like December, is a frosty winter month in Holyhead, United Kingdom, with temperature in the range of an average high of 8.3°C (46.9°F) and an average low of 6.2°C (43.2°F). In January, the average high-temperature registers at a still frosty 8.3°C (46.9°F), nearly identical to December's 9.5°C (49.1°F). Weather in January »

Weather in February

February, the last month of the winter in Holyhead, is also a frosty month, with an average temperature ranging between min 5.8°C (42.4°F) and max 7.8°C (46°F). February is the coldest month, exhibiting average temperatures of 7.8°C (46°F) at the peak and 5.8°C (42.4°F) at the base. Weather in February »

Weather in March

March, the first month of the spring in Holyhead, is also a frosty month, with an average temperature varying between 8.3°C (46.9°F) and 6.2°C (43.2°F). With March's arrival, Holyhead notes an average high-temperature of a still chilly 8.3°C (46.9°F), closely following the trend of the preceding month. Weather in March »

Weather in April

April is a cool spring month in Holyhead, United Kingdom, with an average temperature varying between 10.2°C (50.4°F) and 7.8°C (46°F). The beginning of April records an average high-temperature of a cool 10.2°C (50.4°F), marking a negligible difference from March's 8.3°C (46.9°F). Weather in April »

Weather in May

May, the last month of the spring in Holyhead, is also a fresh month, with an average temperature fluctuating between 12.2°C (54°F) and 9.8°C (49.6°F). May's presence records an average high-temperature of a still cool 12.2°C (54°F), closely mirroring April's climate. Weather in May »

Weather in June

The first month of the summer, June, is a mild month in Holyhead, United Kingdom, with an average temperature fluctuating between 12.2°C (54°F) and 14.8°C (58.6°F). At the onset of June, Holyhead records an average high-temperature of a moderate 14.8°C (58.6°F), showing little deviation from the preceding month. Weather in June »

Weather in July

July in Holyhead, United Kingdom, is a refreshing summer month, with an average temperature varying between 16.1°C (61°F) and 13.8°C (56.8°F). The arrival of July brings an average high-temperature of a comfortable 16.1°C (61°F), closely following the temperature pattern of June. Weather in July »

Weather in August

The last month of the summer, August, is another comfortable month in Holyhead, United Kingdom, with an average temperature fluctuating between 14.3°C (57.7°F) and 16.6°C (61.9°F). Holyhead, United Kingdom, reaches its highest average temperatures in August, measuring 16.6°C (61.9°F) at the peak and 14.3°C (57.7°F) at the lowest. Weather in August »

Weather in September

September, the first month of the autumn in Holyhead, is still a refreshing month, with temperature in the range of an average high of 15.5°C (59.9°F) and an average low of 13.5°C (56.3°F). As Holyhead welcomes September, the average high-temperature is noted at a moderate 15.5°C (59.9°F), closely aligning with the preceding month. Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Holyhead, United Kingdom, with an average temperature varying between 13.6°C (56.5°F) and 11.8°C (53.2°F). The beginning of October reveals an average high-temperature of a still mild 13.6°C (56.5°F), showing minimal deviation from the previous month. Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Holyhead, United Kingdom, with an average temperature varying between 10.9°C (51.6°F) and 9.1°C (48.4°F). Welcoming November, Holyhead notes an average high-temperature of a fresh 10.9°C (51.6°F), nearly consistent with October's 13.6°C (56.5°F). Weather in November »

Weather in December

December, the first month of the winter in Holyhead, is still a chilly month, with an average temperature ranging between min 7.5°C (45.5°F) and max 9.5°C (49.1°F). In Holyhead, December's average high-temperature stands at a chilly 9.5°C (49.1°F), closely related to the preceding month. Weather in December »

Frequently asked questions

How many days does it rain in Holyhead?

Throughout the year, there are 233.6 rainfall days, and 739mm (29.09") of precipitation is accumulated.

When does it snow in Holyhead?

Months with snowfall in Holyhead are January through March, November and December.

When does it snow the most in Holyhead?

The months with the most snowfall are January and December, with an average 4mm (0.16") of accumulated snow.

How much does it snow in Holyhead?

Throughout the year, there are 3.2 snowfall days, and 14mm (0.55") of snow is accumulated.

What is the month with the lowest UV index in Holyhead?

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.

What part of the year is the coldest in Holyhead?

Temperature records in Holyhead mark February as the coldest month, with highs averaging 7.8°C (46°F) and lows at 5.8°C (42.4°F).

What month is the sea coldest in Holyhead?

March is the month with the coldest seawater, with an average sea temperature of 8.3°C (46.9°F).

When it does not snow in Holyhead?

April through October are months without snowfall in Holyhead, United Kingdom.

What is the driest month in Holyhead?

May is the month with the least rainfall in Holyhead, United Kingdom. Rain falls for 16.4 days and accumulates 36mm (1.42") of precipitation.

What month has the most sunshine in Holyhead?

May has the most sunshine of the year, with an average of 8.5h of sunshine.

What is the month with the highest UV index in Holyhead?

The months with the highest UV index in Holyhead are May through September, with an average maximum UV index of 4.

When are the longest days in Holyhead?

June has the longest days of the year, with an average of 16h and 54min of daylight.

What is the most humid month in Holyhead?

The months with the highest humidity in Holyhead are July and August, with an average relative humidity of 84%.

What month is the hottest in Holyhead?

August tends to be the warmest month in Holyhead, with temperatures averaging a daily high of 16.6°C (61.9°F) and a low of 14.3°C (57.7°F).

When is the sea warmest in Holyhead?

The month with the warmest seawater in Holyhead, United Kingdom, is September, with an average sea temperature of 15.2°C (59.4°F).

When is Daylight Saving Time (DST) in Holyhead?

On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Holyhead, and the time zone changes from BST to GMT. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to BST.

What is the least humid month in Holyhead?

With an average relative humidity of 79%, November is the least humid month in Holyhead.

What is the wettest month in Holyhead?

November is the month with the most rainfall. Rain falls for 22.5 days and accumulates 87mm (3.43") of precipitation.

What is the month with the shortest days in Holyhead?

With an average of 7h and 36min of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Holyhead?

December has the least sunshine of the year in Holyhead, United Kingdom, with an average of 3.6h of sunshine.

Average temperature
Holyhead, United Kingdom

Average temperature - Holyhead, United Kingdom

The warmest month (with the highest average high temperature) is August (16.6°C).
The month with the lowest average high temperature is February (7.8°C).

The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).

Average pressure
Holyhead, United Kingdom

Average pressure - Holyhead, United Kingdom

The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.7mbar).

Average wind speed
Holyhead, United Kingdom

Average wind speed - Holyhead, United Kingdom

The windiest month (with the highest average wind speed) is December (31.3km/h).
The calmest month (with the lowest average wind speed) is June (18.7km/h).

Average humidity
Holyhead, United Kingdom

Average humidity - Holyhead, United Kingdom

The months with the highest relative humidity are July and August (84%).
The month with the lowest relative humidity is November (79%).

Average rainfall
Holyhead, United Kingdom

Average rainfall - Holyhead, United Kingdom

The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is May (36mm).

Average rainfall days
Holyhead, United Kingdom

Average rainfall days - Holyhead, United Kingdom

The month with the highest number of rainy days is August (23.4 days).
The month with the least rainy days is April (15.6 days).

Average snowfall
Holyhead, United Kingdom

Average snowfall - Holyhead, United Kingdom

The months with the highest snowfall are January and December (4mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days
Holyhead, United Kingdom

Average snowfall days - Holyhead, United Kingdom

The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature
Holyhead, United Kingdom

Average sea temperature - Holyhead, United Kingdom

The best month for swimming (with the highest average sea temperature) is September (15.2°C).
The coldest month (with the lowest average sea temperature) is March (8.3°C).

Average daylight / Average sunshine
Holyhead, United Kingdom

Average daylight / Average sunshine - Holyhead, United Kingdom

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).

The month with the most sunshine is May (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).

Average sunshine days
Holyhead, United Kingdom

Average sunshine days - Holyhead, United Kingdom

The month with the most sunshine days is May (12.3 days).
The month with the least sunshine days is December (4.3 days).

Average UV index
Holyhead, United Kingdom

Average UV index - Holyhead, United Kingdom

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February and December (UV index 2).

Average visibility
Holyhead, United Kingdom

Average visibility - Holyhead, United Kingdom

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

Holyhead, United Kingdom

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