Sun, sea & sand

Ýdra weather in April

Temperature, sea and sunshine in April: long-term averages from 30 years of weather data, not a forecast.

37

Holiday weather in April

Poor

Best time to visit: June – September

What is the weather like in Ýdra in April?

In April, Ýdra is mild: daytime highs average 19 °C, and nights cool down to about 13 °C. The sea averages 16.3 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain is rare: about 4 days bring 20 mm in total. All in all, April is not an ideal month for a holiday in Ýdra.

April compared

How the weather changes from March to May. Tap a month to open it.

MarchMarAprilAprMayMay
Score293773
Day16°19°23°
Night11°13°17°
Sea15°16°19°
Sun7 h8 h9 h
Rain days644

More details for April

Daylight
13 h 7 min06:53 – 20:00
UV index
8 · very highclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
14 km/haverage daily peakAll months
Cloud cover
39 %on averageAll months
Hot days
0 days30 °C or moreAll months
Time zone
UTC+3Europe/Athens

How the score comes together

  • Temperatureweight 35 %0 %
  • Seaweight 25 %0 %
  • Sunshineweight 20 %87 %
  • Few rainy daysweight 20 %99 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in April

  • Wetsuit for longer swims
  • Sunscreen
  • Sunglasses & sun hat
  • A jumper for the evenings

Ýdra in April: quick answers

Is Ýdra hot in April?

No. In April, Ýdra is mild: daytime highs average 19 °C and nights drop to about 13 °C.

Can you swim in Ýdra in April?

Only if you don't mind cold water: in April the sea averages just 16.3 °C. Comfortable swimming is possible from June to November.

Does it rain much in Ýdra in April?

Rain is rare: about 4 days bring 20 mm in total.

Ýdra month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences