May weather forecastPolychrono, Greece
May
Weather in May
The last month of the spring, May, is a moderately hot month in Polychrono, Greece, with an average temperature fluctuating between 12°C (53.6°F) and 23°C (73.4°F).Temperature
In Polychrono, stepping into May brings a temperature increase, moving up from April's comfortable 18°C (64.4°F) to a warm 23°C (73.4°F). In the month of May, Polychrono witnesses a consistent average low-temperature of 12°C (53.6°F).Rainfall
In Polychrono, in May, during 8 rainfall days, 43mm (1.69") of precipitation is typically accumulated. Throughout the year, in Polychrono, Greece, there are 84 rainfall days, and 562mm (22.13") of precipitation is accumulated.Sea temperature
In May, the average sea temperature in Polychrono is 17°C (62.6°F).Note: In 17°C (62.6°F), swimming is not an enjoyable activity for most. As the temperature decreases from 21°C (69.8°F) to 15°C (59°F), it becomes harder to control breathing.
Daylight
In May, the average length of the day in Polychrono, Greece, is 14h and 24min.On the first day of May in Polychrono, sunrise is at 06:25 and sunset at 20:20. On the last day of the month, sunrise is at 05:59 and sunset at 20:48 EEST.
Sunshine
In Polychrono, the average sunshine in May is 9h.UV index
The average daily maximum UV index in May in Polychrono is 8. A UV Index of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 8 in May transforms into the following instructions:
Always stay safe. Unprotected skin and eyes can get damaged rapidly. 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. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Polychrono, Greece
- Average high temperature in May: 23°C
The warmest month (with the highest average high temperature) is July (30°C).
The month with the lowest average high temperature is January (9°C).
- Average low temperature in May: 12°C
The months with the highest average low temperature are July and August (18°C).
The coldest month (with the lowest average low temperature) is January (2°C).
Average rainfall in May
Polychrono, Greece
- Average rainfall in May: 43mm
The wettest month (with the highest rainfall) is December (77mm).
The driest month (with the least rainfall) is August (26mm).
Average rainfall days in May
Polychrono, Greece
- Average rainfall days in May: 8 days
The months with the highest number of rainy days are January, November and December (9 days).
The months with the least rainy days are July, August and September (4 days).
Average sea temperature in May
Polychrono, Greece
- Average sea temperature in May: 17°C
The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest months (with the lowest average sea temperature) are February and March (13°C).
Average daylight in May /
Average sunshine in May
Polychrono, Greece
- Average daylight in May: 14h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 9h
The month with the most sunshine is July (Average sunshine: 12h).
The months with the least sunshine are January, February, November and December (Average sunshine: 4h).
Average UV index in May
Polychrono, Greece
- Average UV index in May: 8
The months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).





