April weather forecast
Thessaloniki, Greece

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A street in front of the ancient white tower in Thessaloniki, Greece
A street in front of the ancient white tower in Thessaloniki, Greece

Weather in April

Thessaloniki welcomes April with open arms, quite warmly. Without any snowfall for this month, there's a clear change in weather patterns, marked by the rise in average temperatures to 18.6°C (65.5°F). As the city waves goodbye to winter, a surge in sunshine hours unveils longer, brighter days. Rainfall becomes substantially infrequent and an interesting climate transition sets place for the forthcoming warmer months.

Temperature

April's arrival in Thessaloniki coincides with a marginal rise in the average high-temperature, moving from March's moderate 14.3°C (57.7°F) to a comfortable 18.6°C (65.5°F). Thessaloniki's average low-temperature during April nights is observed to be a chilly 8.7°C (47.7°F).

Humidity

In April, the average relative humidity in Thessaloniki, Greece, is 67%.

Rainfall

In April, the rain falls for 13.3 days. Throughout April, 42mm (1.65") of precipitation is accumulated. Throughout the year, there are 133.1 rainfall days, and 436mm (17.17") of precipitation is accumulated.

Snowfall

In Thessaloniki, snow does not fall in April through October.

Sea temperature

In Thessaloniki, Greece, in April, the average water temperature is 14.4°C (57.9°F).
Note: Swimming at temperatures less than 10°C (50°F) in 14.4°C (57.9°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 13°C (55.4°F) without adequate warmth can be discomforting.

Daylight

In April, the average length of the day is 13h and 19min.
On the first day of April in Thessaloniki, sunrise is at 07:10 and sunset at 19:53. On the last day of the month, sunrise is at 06:27 and sunset at 20:23 EEST.

Sunshine

In April, the average sunshine in Thessaloniki, Greece, is 9.8h.

UV index

The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In April, the maximum UV index of 5 translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What are April temperatures in Thessaloniki?

The average high-temperature and low-temperature in Thessaloniki, Greece, during April are 18.6°C (65.5°F) and 8.7°C (47.7°F) respectively.

What is the average humidity in April in Thessaloniki?

The average relative humidity in April is 67%.

How many days does it rain in April in Thessaloniki?

In April, in Thessaloniki, Greece, the rain falls for 13.3 days. Throughout April, 42mm (1.65") of precipitation is accumulated.

When it does not snow in Thessaloniki?

In Thessaloniki, snow does not fall in April through October.

Does it snow in Thessaloniki in April?

In April, in Thessaloniki, it doesn't snow. March is the latest month when it typically snows.

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 life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Thessaloniki have in April?

The average day length in April is 13h and 19min.

When is the sunrise / sunset in April in Thessaloniki?

On the first day of April in Thessaloniki, Greece, sunrise is at 07:10 and sunset at 19:53. On the last day of the month, sunrise is at 06:27 and sunset at 20:23 EEST.

How long on average sun shines in April in Thessaloniki?

The average sunshine duration in April in Thessaloniki is 9.8h.

How high is the UV index in April in Thessaloniki?

In Thessaloniki, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in April
Thessaloniki, Greece

Average temperature in April - Thessaloniki, Greece
  • Average high temperature in April: 18.6°C

The warmest month (with the highest average high temperature) is July (31.8°C).
The month with the lowest average high temperature is January (8.4°C).

  • Average low temperature in April: 8.7°C

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).

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Average pressure in April
Thessaloniki, Greece

Average pressure in April - Thessaloniki, Greece
  • Average pressure in April: 1014.8mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).

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Average wind speed in April
Thessaloniki, Greece

Average wind speed in April - Thessaloniki, Greece
  • Average wind speed in April: 8.5km/h

The windiest month (with the highest average wind speed) is February (9.2km/h).
The calmest month (with the lowest average wind speed) is November (7.3km/h).

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Average humidity in April
Thessaloniki, Greece

Average humidity in April - Thessaloniki, Greece
  • Average humidity in April: 67%

The months with the highest relative humidity are January and February (75%).
The month with the lowest relative humidity is August (52%).

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Average rainfall in April
Thessaloniki, Greece

Average rainfall in April - Thessaloniki, Greece
  • Average rainfall in April: 42mm

The wettest month (with the highest rainfall) is March (55mm).
The driest month (with the least rainfall) is August (20mm).

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Average rainfall days in April
Thessaloniki, Greece

Average rainfall days in April - Thessaloniki, Greece
  • Average rainfall days in April: 13.3 days

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (8.4 days).

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Average snowfall in April
Thessaloniki, Greece

Average snowfall in April - Thessaloniki, Greece
  • Average snowfall in April: 0mm

The month with the highest snowfall is January (35mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in April
Thessaloniki, Greece

Average snowfall days in April - Thessaloniki, Greece
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in April
Thessaloniki, Greece

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).

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

Average daylight in April / Average sunshine in April - Thessaloniki, Greece
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in April: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

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Average sunshine days in April
Thessaloniki, Greece

Average sunshine days in April - Thessaloniki, Greece
  • Average sunshine days in April: 15 days

The month with the most sunshine days is August (20 days).
The month with the least sunshine days is June (13.5 days).

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Average UV index in April
Thessaloniki, Greece

Average UV index in April - Thessaloniki, Greece
  • Average UV index in April: 5

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in April
Thessaloniki, Greece

Average cloud cover in April - Thessaloniki, Greece
  • Average cloud cover in April: 32

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 15).

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Average visibility in April
Thessaloniki, Greece

Average visibility in April - Thessaloniki, Greece
  • Average visibility in April: 9km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).

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Thessaloniki, Greece

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