Measurements:
°C
°F
Thessaloniki
52°F
S 4 mph
Feels like: 52°F
Precip: 100%
World Resorts Greece Thessaloniki Weather August Weather in Thessaloniki

Thessaloniki Weather: August

Average Day Temperature: 94.8°F
Average Night Temperature: 74.8°F
Sea Water Temperature: 84.7°F
Number of Sunny Days: 26 days
Sunshine Hours: 13.1 - 14.3 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.6 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 99°F. The lowest night temperature was 69°F. The average values for day and night temperatures during August were 91.7°F и 74.2°F respectivly.

Thessaloniki Water Sea Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Thessaloniki was 85.0°F. The maximum and minimum values were 83.2°F and 86.4°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in August are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in August, in

Precipitation total in August for Thessaloniki is 0.6 in. It makes august the least rainy month of the year.

Wind Speed in August, mph

The average wind speed in August is 5.9 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Thessaloniki in August is 11.7 hours.

Best Time to Visit Thessaloniki
The most sunny months:
July 28 days
August 26 days
September 24 days
The most warm months:
July 95.5 °F
August 94.8 °F
June 88.5 °F
Warmest sea temperature:
August 84.8 °F
July 83.3 °F
September 80.7 °F
The most cold months:
January 47.4 °F
December 50.8 °F
February 52.4 °F
The most rainy months:
March 4 days
May 3 days
November 3 days
The most windy months:
July 6 mph
June 6 mph
April 6 mph

Thessaloniki on the Weather Map

Greece Resorts:
NAME
Athenes +60
Athos +58
Bali Gr +62
Chalkidiki +60
Chania +54
Corfu +56
Crete +56
Hanioti +58
Heraklion +62
Hersonissos +58
Paralia Katerini +52
Rhodes +64
Santorini +68
Thasos +62
Thessaloniki +52
24 Hours Weather Forecast
Thessaloniki
Local time: 06:35
05 dec, friday
0900 52°F
S
9 mph
1200 54°F
SW
14 mph
1500 54°F
W
14 mph
1800 54°F
W
12 mph
2100 54°F
SW
16 mph
06 dec, saturday
0000 54°F
SW
14 mph
0300 54°F
S
9 mph
0600 52°F
S
9 mph