May weather forecast
Clifden, Ireland

Weather in May

The last month of the spring, May, is a mild month in Clifden, Ireland, with an average temperature varying between 7°C (44.6°F) and 14°C (57.2°F).

Temperature

In Clifden, the average high-temperature in May is almost the same as in April - a moderate 14°C (57.2°F). In Clifden, the average low-temperature is 7°C (44.6°F).

Rainfall

In May, in Clifden, the rain falls for 18 days. Throughout May, 76mm (2.99") of precipitation is accumulated. In Clifden, during the entire year, the rain falls for 248 days and collects up to 1202mm (47.32") of precipitation.

Sea temperature

In Clifden, the average seawater temperature in May is 11.4°C (52.5°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

In May, the average length of the day in Clifden, Ireland, is 15h and 56min.
On the first day of May, sunrise is at 6:04 am and sunset at 9:09 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 9:57 pm IST.

Sunshine

With an average of 6h of sunshine, May has the most sunshine of the year in Clifden.

UV index

In Clifden, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 5 in May transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

How many days does it rain in May in Clifden?

In Clifden, Ireland, in May, it is raining for 18 days, with typically 76mm (2.99") of accumulated precipitation.

How cold is the water in May in Clifden?

In Clifden, the average seawater temperature in May is 11.4°C (52.5°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

How many hours of daylight does Clifden have in May?

In May, the average day length in Clifden is 15h and 56min.

When are sunrise and sunset in May in Clifden?

On the first day of May, sunrise is at 6:04 am and sunset at 9:09 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 9:57 pm IST.

What month has the most sunshine in Clifden?

With an average of 6h of sunshine, May has the most sunshine of the year in Clifden.

How many hours of sunshine does Clifden have in May?

In May, the average sunshine duration in Clifden is 6h.

What is the UV index intensity in May in Clifden?

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.

Average temperature in May
Clifden, Ireland

Average temperature in May - Clifden, Ireland
  • Average high temperature in May: 14°C

The warmest months (with the highest average high temperature) are July and August (18°C).
The months with the lowest average high temperature are January, February and December (9°C).

  • Average low temperature in May: 7°C

The months with the highest average low temperature are July and August (11°C).
The coldest months (with the lowest average low temperature) are January and February (3°C).

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Average rainfall in May
Clifden, Ireland

Average rainfall in May - Clifden, Ireland
  • Average rainfall in May: 76mm

The wettest month (with the highest rainfall) is January (137mm).
The driest month (with the least rainfall) is April (66mm).

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Average rainfall days in May
Clifden, Ireland

Average rainfall days in May - Clifden, Ireland
  • Average rainfall days in May: 18 days

The months with the highest number of rainy days are January, November and December (24 days).
The months with the least rainy days are April, June and July (17 days).

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Average sea temperature in May
Clifden, Ireland

Average sea temperature in May - Clifden, Ireland
  • Average sea temperature in May: 11.4°C

The best month for swimming (with the highest average sea temperature) is August (15.3°C).
The coldest month (with the lowest average sea temperature) is March (9.3°C).

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Average daylight in May /
Average sunshine in May
Clifden, Ireland

Average daylight in May / Average sunshine in May - Clifden, Ireland
  • Average daylight in May: 15h and 56min

The month with the longest days is June (Average daylight: 16h and 56min).
The month with the shortest days is December (Average daylight: 7h and 35min).

  • Average sunshine in May: 6h

The month with the most sunshine is May (Average sunshine: 6h).
The month with the least sunshine is December (Average sunshine: 1h).

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Average UV index in May
Clifden, Ireland

Average UV index in May - Clifden, Ireland
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 0).

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