April weather forecastCork, Ireland

Ancient buildings in Cork, Ireland, with dark cloudy skies and mountains in the distance

April

Weather in April

In April, Cork experiences an increased momentum in the shift from winter to spring. Outdoor activities gain popularity, encouraged by the sight of emerging blooms and longer light hours. The rainfall also tides over to more milder downpours, favoring the growth of abundant greenery. Even though there is a slight increase in sea temperatures, swimming remains an activity for the truly adventurous. Apart from occasional rain showers, the weather remains pleasant and lends itself well for touring this city in Southern Ireland.

Temperature

Entering April, Cork's average high-temperature reads a still cool 12°C (53.6°F), indicating a close resemblance to the previous month's climate. Cork registers a consistent average low-temperature of 5°C (41°F) during April.

Rainfall

The months with the least rainfall are April and June Rain falls for 15 days and accumulates 61mm (2.4") of rain.

Sea temperature

In Cork, the average seawater temperature in April is 10.3°C (50.5°F).
Note: Dipping into 10.3°C (50.5°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.

Daylight

The average length of the day in April in Cork is 13h and 56min.
On the first day of April in Cork, sunrise is at 7:07 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:57 pm IST.

Sunshine

In April, the average sunshine is 5h.

UV index

In Cork, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 4 in April interprets into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Updated: Jan 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in April, in Cork, records 12°C (53.6°F), while the low-temperature is 5°C (41°F).

The months with the least rainfall in Cork, Ireland, are April and June Rain falls for 15 days and accumulates 61mm (2.4") of rain.

In Cork, Ireland, during April, the rain falls for 15 days and regularly aggregates up to 61mm (2.4") of precipitation.

In April, the average sea temperature in Cork, Ireland, is 10.3°C (50.5°F). Swimming in 10.3°C (50.5°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

The average day length in April is 13h and 56min.

In April, on the first day of the month, sunrise is at 7:07 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:57 pm IST.

The average sunshine duration in April is 5h.

The average daily maximum UV index in April in Cork is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M April M J J A S O N D

Mar

April

May

Average high temperature

10°C

12°C

14°C

Average low temperature

Average rainfall

Average rainfall days

Average sea temperature

Average daylight

Average sunshine

Average UV index

Average temperature in April
Cork, Ireland

Average high temperature in April: 12°C

The warmest month (with the highest average high temperature) is July (19°C).
The months with the lowest average high temperature are January and February (8°C).

Average low temperature in April: 5°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).

Average rainfall in April
Cork, Ireland

Average rainfall in April: 61mm

The wettest month (with the highest rainfall) is December (120mm).
The driest months (with the least rainfall) are April and June (61mm).

Average rainfall days in April
Cork, Ireland

Average rainfall days in April: 15 days

The month with the highest number of rainy days is January (21 days).
The month with the least rainy days is July (14 days).

Average sea temperature in April
Cork, Ireland

Average sea temperature in April: 10.3°C

The best month for swimming (with the highest average sea temperature) is August (16.4°C).
The coldest month (with the lowest average sea temperature) is March (9.4°C).

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

Average daylight in April: 13h and 54min

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

Average sunshine in April: 5h

The months with the most sunshine are May and June (Average sunshine: 6h).
The months with the least sunshine are January, February, November and December (Average sunshine: 2h).