April weather forecastOia, Greece
April
Weather in April
April in Oia, Greece, is an enjoyable spring month, with an average temperature ranging between max 17.2°C (63°F) and min 15.7°C (60.3°F).Temperature
The average high-temperature during April registers at a still refreshing 17.2°C (63°F), maintaining a close resemblance to the previous month. A minor drop in temperature is observed from daytime highs during the nights of April, averaging a moderate 15.7°C (60.3°F).Humidity
The average relative humidity in April is 73%.Rainfall
In Oia, in April, during 6.8 rainfall days, 10mm (0.39") of precipitation is typically accumulated. Throughout the year, there are 87.8 rainfall days, and 221mm (8.7") of precipitation is accumulated.Sea temperature
In Oia, in April, the average water temperature is 16°C (60.8°F).Note: Swimming in water at 16°C (60.8°F) is not a pleasing experience for the majority. As the temperature descends from 21°C (69.8°F) to 15°C (59°F), controlling breathing becomes increasingly hard.
Daylight
In Oia, the average length of the day in April is 13h and 8min.On the first day of April, sunrise is at 07:03 and sunset at 19:40. On the last day of the month, sunrise is at 06:25 and sunset at 20:05 EEST.
Sunshine
In April, the average sunshine is 10.7h.UV index
In April, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In April, the maximum UV index of 5 translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Oia, Greece
- Average high temperature in April: 17.2°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 April: 15.7°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 April
Oia, Greece
- Average pressure in April: 1013.6mbar
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 April
Oia, Greece
- Average wind speed in April: 22.9km/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 April
Oia, Greece
- Average humidity in April: 73%
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 April
Oia, Greece
- Average rainfall in April: 10mm
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 April
Oia, Greece
- Average rainfall days in April: 6.8 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 April
Oia, Greece
- Average sea temperature in April: 16°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 April /
Average sunshine in April
Oia, Greece
- Average daylight in April: 13h 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 April: 10h and 42min
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 April
Oia, Greece
- Average sunshine days in April: 22.1 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 April
Oia, Greece
- Average UV index in April: 5
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 April
Oia, Greece
- Average cloud cover in April: 21
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 April
Oia, Greece
- Average visibility in April: 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).





