April weather forecast
Rethimno, Greece

Dusk in the Venetian Rethimno harbor in Greece
Dusk in the Venetian Rethimno harbor in Greece

Weather in April

April is a pleasant spring month in Rethimno, Greece, with an average temperature ranging between max 20°C (68°F) and min 11°C (51.8°F).

Temperature

In April, the average high-temperature marginally rises from an enjoyable 16°C (60.8°F) in March to a pleasant 20°C (68°F). In April, the average low-temperature is 11°C (51.8°F).

Rainfall

In Rethimno, Greece, during 5 rainfall days, 32mm (1.26") of precipitation is typically accumulated. In Rethimno, during the entire year, the rain falls for 67 days and collects up to 664mm (26.14") of precipitation.

Sea temperature

In Rethimno, in April, the average water temperature is 16.9°C (62.4°F).
Note: For swimming, a surface water temperature of 16.9°C (62.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

In April, the average length of the day in Rethimno, Greece, is 13h and 6min.
On the first day of the month, sunrise is at 07:08 and sunset at 19:43. On the last day of April, in Rethimno, sunrise is at 06:31 and sunset at 20:07 EEST.

Sunshine

In April, the average sunshine in Rethimno is 8h.

UV index

The average daily maximum UV index in April is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 7 in April interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

How many days does it rain in April in Rethimno?

In Rethimno, during April, the rain falls for 5 days and regularly aggregates up to 32mm (1.26") of precipitation.

What is the sea temperature in April in Rethimno?

In April, the average sea temperature in Rethimno, Greece, is 16.9°C (62.4°F). For swimming, a surface water temperature of 16.9°C (62.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Rethimno have in April?

In Rethimno, Greece, the average day length in April is 13h and 6min.

When is the sunrise / sunset in April in Rethimno?

On the first day of April in Rethimno, Greece, sunrise is at 07:08 and sunset at 19:43. On the last day of the month, sunrise is at 06:31 and sunset at 20:07 EEST.

How long on average sun shines in April in Rethimno?

In Rethimno, Greece, the average sunshine duration in April is 8h.

What is the UV index reading in April in Rethimno?

In April, the average daily maximum UV index in Rethimno, Greece, is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average rainfall days
Average sunshine
Average UV index

Average temperature in April
Rethimno, Greece

Average temperature in April - Rethimno, Greece
  • Average high temperature in April: 20°C

The warmest month (with the highest average high temperature) is July (30°C).
The month with the lowest average high temperature is January (14°C).

  • Average low temperature in April: 11°C

The months with the highest average low temperature are July and August (21°C).
The coldest months (with the lowest average low temperature) are January and February (8°C).

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Average rainfall in April
Rethimno, Greece

Average rainfall in April - Rethimno, Greece
  • Average rainfall in April: 32mm

The wettest month (with the highest rainfall) is January (142mm).
The driest months (with the least rainfall) are July and August (1mm).

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Average rainfall days in April
Rethimno, Greece

Average rainfall days in April - Rethimno, Greece
  • Average rainfall days in April: 5 days

The month with the highest number of rainy days is December (13 days).
The months with the least rainy days are July and August (0 days).

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Average sea temperature in April
Rethimno, Greece

Average sea temperature in April - Rethimno, Greece
  • Average sea temperature in April: 16.9°C

The best month for swimming (with the highest average sea temperature) is August (25.9°C).
The coldest month (with the lowest average sea temperature) is February (16.1°C).

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Average daylight in April /
Average sunshine in April
Rethimno, Greece

Average daylight in April / Average sunshine in April - Rethimno, Greece
  • Average daylight in April: 13h and 6min

The month with the longest days is June (Average daylight: 14h and 31min).
The month with the shortest days is December (Average daylight: 9h and 49min).

  • Average sunshine in April: 8h

The months with the most sunshine are June, July and August (Average sunshine: 12h).
The months with the least sunshine are January and December (Average sunshine: 4h).

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Average UV index in April
Rethimno, Greece

Average UV index in April - Rethimno, Greece
  • Average UV index in April: 7

The months with the highest UV index are June and July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).

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