April weather forecast
Dublin, Ireland

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The illuminated Ha Penny Bridge reflected in the water below, in Dublin, Ireland
The illuminated Ha Penny Bridge reflected in the water below, in Dublin, Ireland

Weather in April

In April, Dublin starts to truly shake off winter's cold hand as temperatures become increasingly mild. With the low temperature sitting at a fairly comfortable 6.4°C (43.5°F), the city's flora blossoms, mirroring the onset of spring. Regular rainfall embellishes the natural beauty of this Irish city, washing down the streets and filling the air with a distinct freshness. As the city witnesses longer daylight hours, explorers are met with ample opportunities to discover Dublin's springtime charm. The cool breeze of the sea only adds to the appealing temperament of this month.

Temperature

Dublin starts April with an average high-temperature of a still cool 12.4°C (54.3°F), hinting at a minimal fluctuation from March. Dublin reports an average nighttime low-temperature of 6.4°C (43.5°F) in April.

Rainfall

In Dublin, during April, the rain falls for 11 days and regularly aggregates up to 50mm (1.97") of precipitation. Throughout the year, in Dublin, there are 128 rainfall days, and 714mm (28.11") of precipitation is accumulated.

Sea temperature

In April, the average sea temperature is 9.2°C (48.6°F).
Note: Dipping in 9.2°C (48.6°F) at temperatures less than 10°C (50°F) without proper gear can lead to pronounced cold shock and breathing difficulties.

Daylight

The average length of the day in April is 14h and 2min.
On the first day of the month, sunrise is at 6:56 am and sunset at 8:00 pm. On the last day of April, in Dublin, sunrise is at 5:51 am and sunset at 8:53 pm IST.

Sunshine

In April, the average sunshine in Dublin is 5.3h.

UV index

In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 4 in April translates into this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What is the usual temperature for Dublin in April?

The average high-temperature, in April, in Dublin, is 12.4°C (54.3°F), while the average low-temperature is 6.4°C (43.5°F).

How many days does it rain in April in Dublin?

In Dublin, Ireland, in April, it is raining for 11 days, with typically 50mm (1.97") of accumulated precipitation.

What is the water temperature in April in Dublin?

In April, the average sea temperature in Dublin, Ireland, is 9.2°C (48.6°F). Swimming in 9.2°C (48.6°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in April in Dublin?

In Dublin, the average day length in April is 14h and 2min.

What time are sunrise and sunset in April in Dublin?

On the first day of April, sunrise is at 6:56 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:53 pm IST.

How many hours of sunshine does Dublin have in April?

In Dublin, the average sunshine duration in April is 5.3h.

What is the UV index reading in April in Dublin?

In Dublin, Ireland, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in April
Dublin, Ireland

Average temperature in April - Dublin, Ireland
  • Average high temperature in April: 12.4°C

The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is January (8.8°C).

  • Average low temperature in April: 6.4°C

The month with the highest average low temperature is July (13.5°C).
The coldest months (with the lowest average low temperature) are January and February (3.9°C).

Average rainfall in April
Dublin, Ireland

Average rainfall in April - Dublin, Ireland
  • Average rainfall in April: 50.2mm

The wettest month (with the highest rainfall) is October (76mm).
The driest month (with the least rainfall) is February (46.1mm).

Average rainfall days in April
Dublin, Ireland

Average rainfall days in April - Dublin, Ireland
  • Average rainfall days in April: 11 days

The months with the highest number of rainy days are January, October and December (12 days).
The months with the least rainy days are June and September (9 days).

Average sea temperature in April
Dublin, Ireland

Average sea temperature in April - Dublin, Ireland
  • Average sea temperature in April: 9.2°C

The best month for swimming (with the highest average sea temperature) is August (14.9°C).
The coldest month (with the lowest average sea temperature) is March (8.4°C).

Average daylight in April /
Average sunshine in April
Dublin, Ireland

Average daylight in April / Average sunshine in April - Dublin, Ireland
  • Average daylight in April: 14h and 0min

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).

  • Average sunshine in April: 5h and 2min

The month with the most sunshine is May (Average sunshine: 6h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).

Average UV index in April
Dublin, Ireland

Average UV index in April - Dublin, Ireland
  • Average UV index in April: 4

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).

Dublin, Ireland

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