Thessaloniki
Greece
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Thessaloniki, Greece

A street in front of the ancient white tower in Thessaloniki, Greece, in a park of trees
A street in front of the ancient white tower in Thessaloniki, Greece, in a park of trees
April is an enjoyable spring month in Thessaloniki, Greece, with average temperature ranging between max 19°C (66.2°F) and min 7.5°C (45.5°F).

Temperature

In April, the average high-temperature slightly increases, from a moderate 14.2°C (57.6°F) in March, to a comfortable 19°C (66.2°F). In Thessaloniki, in April, the average low-temperature is 7.5°C (45.5°F).

Rainfall

In Thessaloniki, in April, it is raining for 11.2 days, with typically 37.5mm (1.5") of accumulated precipitation. In Thessaloniki, during the entire year, the rain falls for 114.1 days and collects up to 448.7mm (17.7") of precipitation.

Sea temperature

In Thessaloniki, the average seawater temperature is 14.4°C (57.9°F). Swimming in 14.4°C (57.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in Thessaloniki is 13.3h.

Sunshine

The average sunshine is 6.8h.

UV index

In April, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health hazard from the exposure to the Sun's UV radiation for average individuals.
The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in April in Thessaloniki?

In Thessaloniki, Greece, in April, the average high-temperature is 19°C (66.2°F), and the average low-temperature is 7.5°C (45.5°F).

How much does it rain in Thessaloniki in April?

In April, the rain falls for 11.2 days. Throughout April, 37.5mm (1.5") of precipitation is accumulated.

How cold is the water in April in Thessaloniki?

In April, the average sea temperature is 14.4°C (57.9°F). Swimming in 14.4°C (57.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Thessaloniki have in April?

The average length of the day in April is 13.3h.

How many hours of sunshine does Thessaloniki have in April?

The average sunshine in April in Thessaloniki, Greece, is 6.8h.

What is the UV index reading in April in Thessaloniki?

In Thessaloniki, the average daily maximum UV index in April is 6. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV rays.
Average temperature in April - Thessaloniki, Greece
  • Average high temperature in April: 19°C

The warmest month (with the highest average high temperature) is July (31.5°C).
The month with the lowest average high temperature is January (9.3°C).

  • Average low temperature in April: 7.5°C

The month with the highest average low temperature is July (18.6°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).

Average rainfall in April - Thessaloniki, Greece
  • Average rainfall in April: 37.5mm

The wettest month (with the highest rainfall) is December (54.9mm).
The driest month (with the lowest rainfall) is August (20.4mm).

Average rainfall days in April - Thessaloniki, Greece
  • Average rainfall days in April: 11.2 days

The month with the highest number of rainy days is December (12.5 days).
The month with the lowest number of rainy days is August (4.7 days).

Average sea temperature in April - Thessaloniki, Greece
  • Average sea temperature in April: 14.4°C

The best month for swimming (with the highest average sea temperature) is July (26.2°C).
The coldest month (with the lowest average sea temperature) is March (13.3°C).

Average daylight in April / Average sunshine in April - Thessaloniki, Greece
  • Average daylight in April: 13.3h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 6.8h

The month with most sunshine is July (Average sunshine: 10.5h).
The month with least sunshine is January (Average sunshine: 3.2h).

Average UV index in April - Thessaloniki, Greece
  • Average UV index in April: 6

Months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).