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Sea Temperature in South Stack in April

Complete information on the sea temperature range in the Celtic Sea in South Stack in April. Historical daily data. Climate details for April. Tips on swimming conditions and beach relaxation in South Stack. 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 South Stack in April

7°C

MINIMUN

9°C

AVERAGE

11°C

MAXIMUM

Historical Data of Water Temperature in April in South Stack

Water Temperature Chart for Celtic Sea in South Stack in April

Sea Temperature Table in South Stack in April Over the Past Years

Day202420232022Average
Apr 18°C11°C9°C9.3°C
Apr 28°C11°C9°C9.3°C
Apr 38°C9°C10°C9.0°C
Apr 48°C10°C9°C9.0°C
Apr 59°C11°C10°C9.8°C
Apr 69°C8°C8°C8.5°C
Apr 79°C8°C10°C9.0°C
Apr 89°C8°C11°C9.3°C
Apr 98°C8°C11°C9.0°C
Apr 108°C8°C9°C8.5°C
Apr 118°C9°C9°C8.8°C
Apr 128°C8°C8°C8.3°C
Apr 138°C9°C11°C9.3°C
Apr 148°C9°C11°C9.3°C
Apr 159°C8°C9°C8.8°C
Apr 169°C8°C10°C9.3°C
Apr 179°C8°C10°C9.3°C
Apr 189°C8°C8°C8.5°C
Apr 199°C9°C10°C9.5°C
Apr 209°C9°C9°C9.0°C
Apr 219°C8°C10°C9.3°C
Apr 229°C8°C9°C9.0°C
Apr 239°C8°C9°C9.0°C
Apr 249°C8°C11°C9.5°C
Apr 259°C9°C9°C9.3°C
Apr 269°C8°C11°C9.5°C
Apr 279°C9°C8°C9.0°C
Apr 289°C9°C9°C9.3°C
Apr 299°C8°C9°C9.0°C
Wales, United KingdomWales, United KingdomWales, United Kingdom

South Stack Climate and Swimming Opportunities in April

12°C

Average Day Air Temperature

5°C

Average Night Air Temperature

59 mm

Precipitation Amount per Month

12 days

Number of Rainy Days

14 hrs

Daylight
per Day

5 hrs

Sunshine
per Day

16 km/h

Average Wind Speed

83%

Average
humidity

South Stack lies within the Wales in United Kingdom. The average daytime temperature in South Stack in April is 12°C (54°F), while the nighttime average is 5°C (41°F). There are typically 12 rainy days during the month, with a total precipitation of 59 mm (2.3 inches). The daylight duration in April in South Stack is 14 hours, with an average of 5 hours of sunshine per day. The average wind speed in April is 16 km/h (10 mph), and the humidity level is around 83%.

The water temperature in South Stack in April ranges from 8°C to 9°C (46°F to 48°F). At the beginning of the month, the average temperature is around 9°C (48°F), shifting to 9°C (48°F) by mid-April and reaching 9°C (48°F) in the last ten days. Overall, the average sea temperature in South Stack 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 South Stack

What is the sea temperature in South Stack in April?

The water temperature in the Celtic Sea in South Stack in April ranges from 8°C to 9°C (46°F to 48°F).

Is it possible to swim in the Celtic Sea in South Stack in April?

The average sea temperature in South Stack in April is 9°C (48°F), and the air temperature is 12°C (54°F), so the water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.