Sea Temperature in Rostrevor in May

Complete information on the sea temperature range in the Irish Sea in Rostrevor in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Rostrevor. 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 Rostrevor in May

46°F

MINIMUN

51°F

AVERAGE

55°F

MAXIMUM

Historical Data of Water Temperature in May in Rostrevor

Water Temperature Chart for Irish Sea in Rostrevor in May

Sea Temperature Table in Rostrevor in May Over the Past Years

Day	2024	2023	2022	Average
May 1	48°C	48°C	50°C	49°C
May 2	48°C	48°C	48°C	49°C
May 3	48°C	48°C	50°C	49°C
May 4	48°C	48°C	52°C	50°C
May 5	50°C	50°C	52°C	51°C
May 6	48°C	50°C	50°C	50°C
May 7	50°C	50°C	50°C	50°C
May 8	48°C	50°C	48°C	50°C
May 9	48°C	50°C	50°C	50°C
May 10	48°C	50°C	50°C	50°C
May 11	50°C	50°C	48°C	50°C
May 12	50°C	50°C	48°C	50°C
May 13	50°C	50°C	48°C	51°C
May 14	52°C	50°C	48°C	51°C
May 15	50°C	50°C	50°C	51°C
May 16	52°C	50°C	48°C	51°C
May 17	52°C	50°C	52°C	51°C
May 18	54°C	50°C	52°C	52°C
May 19	52°C	50°C	48°C	51°C
May 20	52°C	52°C	52°C	52°C
May 21	52°C	52°C	52°C	53°C
May 22	52°C	52°C	52°C	53°C
May 23	50°C	52°C	52°C	52°C
May 24	52°C	52°C	52°C	53°C
May 25	50°C	52°C	50°C	52°C
May 26	52°C	52°C	52°C	53°C
May 27	52°C	52°C	50°C	52°C
May 28	52°C	52°C	48°C	51°C
May 29	54°C	52°C	50°C	52°C
May 30	54°C	54°C	48°C	53°C

Rostrevor Climate and Swimming Opportunities in May

59°F

Average Day Air Temperature

45°F

Average Night Air Temperature

2 in

Precipitation Amount per Month

13 days

Number of Rainy Days

16 hrs

Daylight
per Day

6 hrs

Sunshine
per Day

10 mph

Average Wind Speed

79%

Average
humidity

Rostrevor lies within the Northen Ireland in United Kingdom. The average daytime temperature in Rostrevor in May is 15°C (60°F), while the nighttime average is 7°C (45°F). There are typically 13 rainy days during the month, with a total precipitation of 56 mm (2.2 inches). The daylight duration in May in Rostrevor is 16 hours, with an average of 6 hours of sunshine per day. The average wind speed in May is 16 km/h (10 mph), and the humidity level is around 79%.

The water temperature in Rostrevor in May ranges from 9°C to 11°C (48°F to 52°F). At the beginning of the month, the average temperature is around 10°C (50°F), shifting to 10°C (50°F) by mid-May and reaching 11°C (52°F) in the last ten days. Overall, the average sea temperature in Rostrevor for May is 10°C (50°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in May in Nearby Cities

Frequently Asked Questions About Water Temperatures in May in Rostrevor

What is the sea temperature in Rostrevor in May?

The water temperature in the Irish Sea in Rostrevor in May ranges from 9°C to 11°C (48°F to 52°F).

Is it possible to swim in the Irish Sea in Rostrevor in May?

The average sea temperature in Rostrevor in May is 10°C (50°F), and the air temperature is 15°C (60°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.