April weather forecast and climate
Rethimno, Greece

Dusk in the Venetian Rethimno harbor in Greece
Dusk in the Venetian Rethimno harbor in Greece
April in Rethimno, Greece, is a pleasant spring month, with average temperature ranging between min 11°C (51.8°F) and max 20°C (68°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, during April, the rain falls for 5 days and regularly aggregates up to 32mm (1.26") of precipitation. In Rethimno, during the entire year, the rain falls for 67 days and collects up to 664mm (26.14") of precipitation.

Sea temperature

In April, the average sea temperature in Rethimno is 16.9°C (62.4°F).
Note: Swimming in 16.9°C (62.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Daylight

In Rethimno, the average length of the day is 13.1h.

Sunshine

The average sunshine in April is 8h.

UV index

In Rethimno, the average daily maximum UV index in April is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In April, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in April in Rethimno?

In Rethimno, in April, the average high-temperature is 20°C (68°F), and the average low-temperature is 11°C (51.8°F).

How many days does it rain in April in Rethimno?

In April, the rain falls for 5 days. Throughout April, 32mm (1.26") of precipitation is accumulated.

What is the sea temperature in April in Rethimno?

In Rethimno, Greece, in April, the average water temperature is 16.9°C (62.4°F). For most, swimming in 16.9°C (62.4°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

How many hours of daylight does Rethimno have in April?

In Rethimno, the average length of the day in April is 13.1h.

How many hours of sunshine does Rethimno have in April?

In April, the average sunshine is 8h.

How high is the UV index in April in Rethimno?

The average daily maximum UV index in April in Rethimno is 7. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV radiation.
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

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).

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).

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).
Months with the least rainy days are July and August (0 days).

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).

Average daylight in April / Average sunshine in April - Rethimno, Greece
  • Average daylight in April: 13.1h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in April: 8h

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

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

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