Littlehampton — Water Temperature in May

Water Temperature Range

9°C

minimum

12°C

average

14°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2025	2024	2023	2022
MAY 1	10°C	11°C	9°C	11°C
MAY 2	10°C	11°C	9°C	11°C
MAY 3	11°C	11°C	9°C	12°C
MAY 4	11°C	10°C	10°C	12°C
MAY 5	11°C	11°C	10°C	11°C
MAY 6	11°C	11°C	10°C	11°C
MAY 7	11°C	12°C	10°C	12°C
MAY 8	11°C	11°C	10°C	12°C
MAY 9	11°C	11°C	10°C	12°C
MAY 10	11°C	11°C	10°C	11°C
MAY 11	11°C	11°C	10°C	12°C
MAY 12	11°C	11°C	10°C	12°C
MAY 13	11°C	11°C	10°C	12°C
MAY 14	12°C	12°C	10°C	12°C
MAY 15	11°C	12°C	12°C	11°C
MAY 16	12°C	12°C	11°C	12°C
MAY 17	12°C	12°C	11°C	12°C
MAY 18	12°C	12°C	11°C	12°C
MAY 19	12°C	12°C	11°C	13°C
MAY 20	12°C	12°C	11°C	13°C
MAY 21	12°C	12°C	11°C	13°C
MAY 22	12°C	13°C	11°C	12°C
MAY 23	12°C	14°C	11°C	12°C
MAY 24	12°C	12°C	11°C	13°C
MAY 25	13°C	13°C	12°C	13°C
MAY 26	13°C	13°C	11°C	13°C
MAY 27	13°C	13°C	11°C	13°C
MAY 28	13°C	13°C	11°C	13°C
MAY 29	13°C	13°C	12°C	14°C
MAY 30	13°C	13°C	12°C	13°C
MAY 31	13°C	13°C	12°C	14°C

May: Climate and Swimming Opportunities

Average Night Air Temperature

8°C

Average Day Air Temperature

16°C

Precipitation Amount per Month

46 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

7 hrs

Average Wind Speed

18 km/h

Average Humidity

81%

With such a ratio between the average monthly temperatures of water and air, swimming feels very cold and is only for cold-water enthusiasts. Most people will prefer just a brief splash, because warming up afterward can take time.