May weather forecastPerissa, Greece
May
Weather in May
May, the last month of the spring in Perissa, is an agreeable month, with temperature in the range of an average high of 20.3°C (68.5°F) and an average low of 19.2°C (66.6°F).Temperature
May's onset is marked by a subtle temperature increase, moving from a refreshing 17.2°C (63°F) in April to a pleasant 20.3°C (68.5°F). Perissa sustains a near constant temperature throughout May, with nighttime averages of 19.2°C (66.6°F).Humidity
The average relative humidity in May in Perissa is 75%.Rainfall
In May, in Perissa, the rain falls for 6.2 days. Throughout May, 13mm (0.51") of precipitation is accumulated. In Perissa, during the entire year, the rain falls for 87.8 days and collects up to 221mm (8.7") of precipitation.Sea temperature
In Perissa, Greece, in May, the average water temperature is 18°C (64.4°F).Note: Most people find it challenging to enjoy swimming in water that is 18°C (64.4°F). As water temperature falls below 21°C (69.8°F), controlling breathing grows increasingly difficult.
Daylight
In May, the average length of the day is 14h and 7min.On the first day of the month, sunrise is at 06:24 and sunset at 20:06. On the last day of May, sunrise is at 06:01 and sunset at 20:29 EEST.
Sunshine
In May, the average sunshine is 11.6h.UV index
In May, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 6 during May translates into these guidelines:
Guard against overexposure. Protection from sun-induced harm is essential. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Perissa, Greece
- Average high temperature in May: 20.3°C
The warmest month (with the highest average high temperature) is August (25.9°C).
The month with the lowest average high temperature is January (14.7°C).
- Average low temperature in May: 19.2°C
The month with the highest average low temperature is August (24.9°C).
The coldest month (with the lowest average low temperature) is January (12.9°C).
Average pressure in May
Perissa, Greece
- Average pressure in May: 1012.6mbar
The month with the highest atmospheric pressure is December (1017.7mbar).
The month with the lowest atmospheric pressure is July (1009mbar).
Average wind speed in May
Perissa, Greece
- Average wind speed in May: 19.8km/h
The windiest month (with the highest average wind speed) is January (29.2km/h).
The calmest month (with the lowest average wind speed) is May (19.8km/h).
Average humidity in May
Perissa, Greece
- Average humidity in May: 75%
The month with the highest relative humidity is August (77%).
The months with the lowest relative humidity are January and December (70%).
Average rainfall in May
Perissa, Greece
- Average rainfall in May: 13mm
The wettest month (with the highest rainfall) is February (38mm).
The driest months (with the least rainfall) are July and August (2mm).
Average rainfall days in May
Perissa, Greece
- Average rainfall days in May: 6.2 days
The month with the highest number of rainy days is January (14.2 days).
The month with the least rainy days is August (0.4 days).
Average sea temperature in May
Perissa, Greece
- Average sea temperature in May: 18°C
The best month for swimming (with the highest average sea temperature) is August (24°C).
The coldest months (with the lowest average sea temperature) are February and March (15°C).
Average daylight in May /
Average sunshine in May
Perissa, Greece
- Average daylight in May: 14h and 6min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 11h and 36min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in May
Perissa, Greece
- Average sunshine days in May: 22.9 days
The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is January (13.3 days).
Average UV index in May
Perissa, Greece
- Average UV index in May: 6
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Perissa, Greece
- Average cloud cover in May: 14
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 2).
Average visibility in May
Perissa, Greece
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





