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Sea Temperature in Londonderry in April

Complete information on the sea temperature range in the Irish Sea in Londonderry in April. Historical daily data. Climate details for April. Tips on swimming conditions and beach relaxation in Londonderry. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Londonderry in April

7°C

MINIMUN

9°C

AVERAGE

11°C

MAXIMUM

Historical Data of Water Temperature in April in Londonderry

Water Temperature Chart for Irish Sea in Londonderry in April

Sea Temperature Table in Londonderry in April Over the Past Years

Day202420232022Average
Apr 18°C7°C7°C7.5°C
Apr 28°C7°C8°C8.0°C
Apr 38°C7°C10°C8.5°C
Apr 48°C7°C7°C7.5°C
Apr 58°C8°C7°C7.8°C
Apr 69°C7°C7°C7.8°C
Apr 78°C8°C9°C8.5°C
Apr 89°C8°C10°C8.8°C
Apr 98°C8°C10°C8.8°C
Apr 108°C8°C7°C8.0°C
Apr 119°C7°C8°C8.3°C
Apr 128°C8°C7°C7.8°C
Apr 138°C8°C10°C8.8°C
Apr 149°C8°C10°C8.8°C
Apr 159°C8°C10°C8.8°C
Apr 169°C8°C9°C8.8°C
Apr 179°C8°C7°C8.3°C
Apr 189°C8°C7°C8.0°C
Apr 199°C8°C10°C9.0°C
Apr 209°C8°C7°C8.3°C
Apr 219°C8°C7°C8.3°C
Apr 229°C8°C9°C8.8°C
Apr 239°C8°C7°C8.5°C
Apr 249°C9°C7°C8.8°C
Apr 2510°C9°C8°C9.3°C
Apr 2610°C9°C9°C9.5°C
Apr 2710°C9°C8°C9.3°C
Apr 289°C8°C9°C9.0°C
Apr 299°C9°C10°C9.5°C
Northen Ireland, United KingdomNorthen Ireland, United KingdomNorthen Ireland, United Kingdom

Londonderry Climate and Swimming Opportunities in April

12°C

Average Day Air Temperature

5°C

Average Night Air Temperature

70 mm

Precipitation Amount per Month

13 days

Number of Rainy Days

14 hrs

Daylight
per Day

5 hrs

Sunshine
per Day

18 km/h

Average Wind Speed

84%

Average
humidity

Londonderry lies within the Northen Ireland in United Kingdom. The average daytime temperature in Londonderry in April is 12°C (53°F), while the nighttime average is 5°C (41°F). There are typically 13 rainy days during the month, with a total precipitation of 70 mm (2.7 inches). The daylight duration in April in Londonderry is 14 hours, with an average of 5 hours of sunshine per day. The average wind speed in April is 18 km/h (11 mph), and the humidity level is around 84%.

The water temperature in Londonderry in April ranges from 7°C to 9°C (45°F to 48°F). At the beginning of the month, the average temperature is around 8°C (46°F), shifting to 8°C (46°F) by mid-April and reaching 9°C (48°F) in the last ten days. Overall, the average sea temperature in Londonderry for April is 9°C (48°F). The water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.

Frequently Asked Questions About Water Temperatures in April in Londonderry

What is the sea temperature in Londonderry in April?

The water temperature in the Irish Sea in Londonderry in April ranges from 7°C to 9°C (45°F to 48°F).

Is it possible to swim in the Irish Sea in Londonderry in April?

The average sea temperature in Londonderry in April is 9°C (48°F), and the air temperature is 12°C (53°F), so the water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.