Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average sea temperature in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
The arrival of May witnesses a small shift in the average high-temperature, moving from a refreshing 17.4°C (63.3°F) in April to a pleasant 20.7°C (69.3°F). Nights in May cool down in Katastárion, Greece, indicating a minor disparity from daytime highs with an average low-temperature of 18.8°C (65.8°F).Humidity
The average relative humidity in May in Katastárion is 72%.Rainfall
In Katastárion, during May, the rain falls for 2.8 days and regularly aggregates up to 2mm (0.08") of precipitation. Throughout the year, in Katastárion, there are 51.3 rainfall days, and 100mm (3.94") of precipitation is accumulated.Sea temperature
In Katastárion, the average seawater temperature in May is 19.4°C (66.9°F).Note: Swimming is not enjoyable for most people in water that is 19.4°C (66.9°F). As the temperature descends from 21°C (69.8°F) to 15°C (59°F), breathing control becomes harder.
Daylight
In May, the average length of the day is 14h and 13min.On the first day of May, sunrise is at 06:40 and sunset at 20:27. On the last day of the month, sunrise is at 06:16 and sunset at 20:52 EEST.
Sunshine
In May, the average sunshine is 11.5h.UV index
The average daily maximum UV index in May in Katastárion is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: In May, a daily UV index of 6 turns into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Katastárion?
What is the average humidity in May in Katastárion?
How many days does it rain in May in Katastárion?
What is the sea water temperature in May in Katastárion?
What is the average length of the day in May in Katastárion?
When are sunrise and sunset in May in Katastárion?
How long on average sun shines in May in Katastárion?
What is the UV index intensity in May in Katastárion?
Average temperature in May
Katastárion, Greece
- Average high temperature in May: 20.7°C
The warmest month (with the highest average high temperature) is August (28.2°C).
The month with the lowest average high temperature is January (14.2°C).
- Average low temperature in May: 18.8°C
The month with the highest average low temperature is August (26.3°C).
The coldest month (with the lowest average low temperature) is January (12.2°C).
Average pressure in May
Katastárion, Greece
- Average pressure in May: 1013.7mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.9mbar).
Average wind speed in May
Katastárion, Greece
- Average wind speed in May: 14.2km/h
The windiest month (with the highest average wind speed) is January (21km/h).
The calmest month (with the lowest average wind speed) is June (14km/h).
Average humidity in May
Katastárion, Greece
- Average humidity in May: 72%
The month with the highest relative humidity is April (73%).
The months with the lowest relative humidity are September and December (67%).
Average rainfall in May
Katastárion, Greece
- Average rainfall in May: 2mm
The wettest month (with the highest rainfall) is November (26mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in May
Katastárion, Greece
- Average rainfall days in May: 2.8 days
The months with the highest number of rainy days are October and November (6.9 days).
The month with the least rainy days is August (0.3 days).
Average sea temperature in May
Katastárion, Greece
- Average sea temperature in May: 19.4°C
The best month for swimming (with the highest average sea temperature) is August (26.3°C).
The coldest month (with the lowest average sea temperature) is February (15.4°C).
Average daylight in May /
Average sunshine in May
Katastárion, Greece
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 11h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in May
Katastárion, Greece
- Average sunshine days in May: 26.8 days
The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is November (19.5 days).
Average UV index in May
Katastárion, Greece
- Average UV index in May: 6
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in May
Katastárion, Greece
- Average cloud cover in May: 17
The month with the most cloud cover is January (Cloud cover 41).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in May
Katastárion, 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).
