Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average sea temperature in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
April
Weather in April
Temperature
As March transitions into April, a subtle temperature shift is observed, with average highs adjusting from a mild 15.8°C (60.4°F) to an enjoyable 19.1°C (66.4°F). In the month of April, Keratsini witnesses a consistent average low-temperature of 12°C (53.6°F).Humidity
The average relative humidity in April is 63%.Rainfall
In April, in Keratsini, the rain falls for 9.3 days. Throughout April, 26mm (1.02") of precipitation is accumulated. In Keratsini, during the entire year, the rain falls for 88.8 days and collects up to 263mm (10.35") of precipitation.Snowfall
April through November are months without snowfall.Sea temperature
In Keratsini, the average seawater temperature in April is 15.8°C (60.4°F).Note: Most people do not take pleasure in swimming in water at 15.8°C (60.4°F). The difficulty of managing breathing increases as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In April, the average length of the day in Keratsini is 13h and 12min.On the first day of April, sunrise is at 07:09 and sunset at 19:48. On the last day of the month, sunrise is at 06:29 and sunset at 20:15 EEST.
Sunshine
The average sunshine in April is 10.1h.UV index
In Keratsini, Greece, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 5 during April, leads to the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Keratsini in April?
What is the average humidity in April in Keratsini?
How much does it rain in Keratsini in April?
When it does not snow in Keratsini?
Does it snow in Keratsini in April?
What is the sea temperature in April in Keratsini?
What is the average length of the day in April in Keratsini?
What time are sunrise and sunset in April in Keratsini?
How long on average sun shines in April in Keratsini?
What is the UV index reading in April in Keratsini?
Average temperature in April
Keratsini, Greece
- Average high temperature in April: 19.1°C
The warmest month (with the highest average high temperature) is July (31.1°C).
The month with the lowest average high temperature is January (11.9°C).
- Average low temperature in April: 12°C
The month with the highest average low temperature is August (24.1°C).
The coldest month (with the lowest average low temperature) is January (7.2°C).
Average pressure in April
Keratsini, Greece
- Average pressure in April: 1014.1mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.1mbar).
Average wind speed in April
Keratsini, Greece
- Average wind speed in April: 12.8km/h
The windiest month (with the highest average wind speed) is August (15.7km/h).
The calmest month (with the lowest average wind speed) is May (11.4km/h).
Average humidity in April
Keratsini, Greece
- Average humidity in April: 63%
The month with the highest relative humidity is January (73%).
The months with the lowest relative humidity are July and August (50%).
Average rainfall in April
Keratsini, Greece
- Average rainfall in April: 26mm
The wettest month (with the highest rainfall) is December (39mm).
The driest month (with the least rainfall) is August (4mm).
Average rainfall days in April
Keratsini, Greece
- Average rainfall days in April: 9.3 days
The month with the highest number of rainy days is March (9.9 days).
The month with the least rainy days is August (2 days).
Average snowfall in April
Keratsini, Greece
- Average snowfall in April: 0mm
The months with the highest snowfall are January, February and December (4mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Keratsini, Greece
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in April
Keratsini, Greece
- Average sea temperature in April: 15.8°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°C).
Average daylight in April /
Average sunshine in April
Keratsini, Greece
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 10h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in April
Keratsini, Greece
- Average sunshine days in April: 19.3 days
The month with the most sunshine days is August (27.5 days).
The month with the least sunshine days is February (16.3 days).
Average UV index in April
Keratsini, Greece
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in April
Keratsini, Greece
- Average cloud cover in April: 26
The month with the most cloud cover is January (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in April
Keratsini, 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).
