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
Weather in May
Temperature
As Ios welcomes May, the average high-temperature sees a modest rise, transitioning from an enjoyable 17.2°C (63°F) in April to an agreeable 20.3°C (68.5°F). In May, Ios experiences a marginal drop in temperature, with averages of 19.2°C (66.6°F) at night.Humidity
The average relative humidity in May is 75%.Rainfall
In Ios, Greece, in May, it is raining for 6.2 days, with typically 13mm (0.51") of accumulated precipitation. In Ios, during the entire year, the rain falls for 87.8 days and collects up to 221mm (8.7") of precipitation.Sea temperature
In Ios, in May, the average water temperature is 18°C (64.4°F).Note: In water with a temperature of 18°C (64.4°F), most people do not enjoy swimming. As the temperature descends from 21°C (69.8°F) to 15°C (59°F), breathing becomes increasingly difficult to control.
Daylight
In May, the average length of the day in Ios is 14h and 8min.On the first day of May in Ios, sunrise is at 06:24 and sunset at 20:07. On the last day of the month, sunrise is at 06:01 and sunset at 20:31 EEST.
Sunshine
The average sunshine in May in Ios is 11.6h.UV index
In Ios, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 6 during May leads to these instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What is the average May temperature in Ios?
What is the average humidity in May in Ios?
How many days does it rain in May in Ios?
What is the sea temperature in May in Ios?
What is the average length of the day in May in Ios?
What time are sunrise and sunset in May in Ios?
How many hours of sunshine does Ios have in May?
What is the UV index reading in May in Ios?
Average temperature in May
Ios, 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
Ios, 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
Ios, 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
Ios, 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
Ios, 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
Ios, 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
Ios, 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
Ios, Greece
- Average daylight in May: 14h and 1min
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 4min
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
Ios, 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
Ios, 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
Ios, 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
Ios, 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).
Ios, Greece
Weather forecast for your location
2. Allow the app to use your location
