Agia Galini — Water Temperature in May

Water Temperature Range

17°C

minimum

20°C

average

22°C

maximum

Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

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	2026	2025	2024	2023
MAY 1	-10°C	18°C	18°C	17°C
MAY 2	19°C	18°C	18°C	18°C
MAY 3	19°C	19°C	18°C	20°C
MAY 4	19°C	19°C	17°C	19°C
MAY 5	18°C	19°C	17°C	20°C
MAY 6	18°C	19°C	17°C	21°C
MAY 7	18°C	20°C	18°C	21°C
MAY 8	18°C	19°C	18°C	20°C
MAY 9	18°C	19°C	18°C	20°C
MAY 10	18°C	19°C	19°C	19°C
MAY 11	19°C	19°C	19°C	20°C
MAY 12	19°C	20°C	18°C	21°C
MAY 13	20°C	19°C	19°C	20°C
MAY 14	19°C	19°C	19°C	19°C
MAY 15	20°C	20°C	19°C	20°C
MAY 16	19°C	20°C	20°C	20°C
MAY 17	19°C	20°C	20°C	20°C
MAY 18	19°C	20°C	19°C	19°C
MAY 19	19°C	20°C	19°C	20°C
MAY 20	19°C	20°C	19°C	20°C
MAY 21	19°C	20°C	19°C	20°C
MAY 22	19°C	20°C	19°C	20°C
MAY 23	19°C	20°C	19°C	19°C
MAY 24	19°C	21°C	20°C	21°C
MAY 25	20°C	21°C	20°C	21°C
MAY 26	20°C	21°C	21°C	21°C
MAY 27	19°C	21°C	20°C	22°C
MAY 28	20°C	21°C	20°C	21°C
MAY 29	20°C	20°C	20°C	20°C
MAY 30	20°C	21°C	21°C	22°C
MAY 31	21°C	21°C	21°C	22°C

May: Climate and Swimming Opportunities

Average Night Air Temperature

16°C

Average Day Air Temperature

23°C

Precipitation Amount per Month

14 mm

Number of Rainy Days

Daylight per Day

14 hrs

Sunshine per Day

10 hrs

Average Wind Speed

13 km/h

Average Humidity

59%

With such a ratio between the average monthly temperatures of water and air, swimming feels warm and comfortable even if the day isn’t hot. The water can feel warmer than the air, so getting out may feel a bit cool.