April weather forecastKefalos, Greece

April
Weather in April
April in Kefalos, Greece, is a refreshing spring month, with an average temperature varying between 17.5°C (63.5°F) and 15.8°C (60.4°F).Temperature
The onset of April brings with it an average high-temperature of a comfortable 17.5°C (63.5°F), showing a negligible variation from the month before. Kefalos's April nights witness minimal differential from the daytime temperatures, with averages of 15.8°C (60.4°F).Humidity
In April, the average relative humidity in Kefalos is 71%.Rainfall
In Kefalos, in April, during 8.3 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, in Kefalos, there are 94.2 rainfall days, and 485mm (19.09") of precipitation is accumulated.Sea temperature
January through April, with an average sea temperature of 16°C (60.8°F), are months with the coldest seawater in Kefalos.Note: Swimming in 16°C (60.8°F) is not pleasurable for most people. Breathing control grows increasingly challenging as the water temperature falls under 21°C (69.8°F).
Daylight
In Kefalos, the average length of the day in April is 13h and 9min.On the first day of the month, sunrise is at 06:57 and sunset at 19:34. On the last day of April, in Kefalos, Greece, sunrise is at 06:18 and sunset at 19:59 EEST.
Sunshine
The average sunshine in April is 11h.UV index
In April, the average daily maximum UV index in Kefalos is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In April, the maximum UV index of 5 translates into these guidelines:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Kefalos, Greece
- Average high temperature in April: 17.5°C
The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is January (14.5°C).
- Average low temperature in April: 15.8°C
The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (12.4°C).
Average pressure in April
Kefalos, Greece
- Average pressure in April: 1013.3mbar
The month with the highest atmospheric pressure is December (1017.5mbar).
The month with the lowest atmospheric pressure is July (1007.6mbar).
Average wind speed in April
Kefalos, Greece
- Average wind speed in April: 21.7km/h
The windiest month (with the highest average wind speed) is January (28.8km/h).
The calmest month (with the lowest average wind speed) is May (18.1km/h).
Average humidity in April
Kefalos, Greece
- Average humidity in April: 71%
The month with the highest relative humidity is June (74%).
The months with the lowest relative humidity are January, November and December (68%).
Average rainfall in April
Kefalos, Greece
- Average rainfall in April: 27mm
The wettest month (with the highest rainfall) is December (106mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in April
Kefalos, Greece
- Average rainfall days in April: 8.3 days
The month with the highest number of rainy days is January (15.3 days).
The month with the least rainy days is August (0.4 days).
Average sea temperature in April
Kefalos, 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 January, February, March and April (16°C).
Average daylight in April /
Average sunshine in April
Kefalos, 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: 11h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in April
Kefalos, Greece
- Average sunshine days in April: 19.5 days
The month with the most sunshine days is August (29.9 days).
The month with the least sunshine days is February (13.7 days).
Average UV index in April
Kefalos, Greece
- Average UV index in April: 5
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 April
Kefalos, Greece
- Average cloud cover in April: 21
The month with the most cloud cover is January (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 2).
Average visibility in April
Kefalos, 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).





