Measurements:
°C
°F
Piraeus
58°F
S 3 mph
Feels like: 58°F
Precip: 100%
World Resorts Greece Piraeus Weather August Weather in Piraeus

Piraeus Weather: August

Average Day Temperature: 94.4°F
Average Night Temperature: 79.6°F
Sea Water Temperature: 83.6°F
Number of Sunny Days: 30 days
Sunshine Hours: 13.0 - 14.1 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.1 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 95°F. The lowest night temperature was 73°F. The average values for day and night temperatures during August were 90.0°F и 78.4°F respectivly.

Piraeus Water Sea Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Piraeus was 82.8°F. The maximum and minimum values were 81.2°F and 84.8°F respectively.

Sunny, Cloudy and Gloomy days

Almost all days in August are sunny. There is very low probability of clouds or gloomy days.

Precipitation Totals in August, in

Precipitation total in August for Piraeus is 0.1 in. It makes august the least rainy month of the year.

Wind Speed in August, mph

The average wind speed in August is 10.6 mph. It makes August the most windy month of the year for Piraeus.

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 Piraeus in August is 12.7 hours.

Best Time to Visit Piraeus
The most sunny months:
July 30 days
August 30 days
June 27 days
The most warm months:
July 95.7 °F
August 94.4 °F
June 89.2 °F
Warmest sea temperature:
August 83.6 °F
July 82.2 °F
September 81.5 °F
The most cold months:
January 54.7 °F
February 57.0 °F
December 58.5 °F
The most rainy months:
February 3 days
January 3 days
December 3 days
The most windy months:
August 11 mph
July 9 mph
February 9 mph

Piraeus on the Weather Map

Greece Resorts:
NAME
Athenes +58
Athos +58
Bali Gr +60
Chalkidiki +58
Chania +52
Corfu +56
Crete +56
Hanioti +60
Heraklion +60
Hersonissos +56
Paralia Katerini +50
Rhodes +62
Santorini +66
Thasos +60
Thessaloniki +52
24 Hours Weather Forecast
Piraeus
Local time: 09:55
05 dec, friday
1200 62°F
SE
6 mph
1500 62°F
SE
6 mph
1800 58°F
SE
7 mph
2100 58°F
SE
6 mph
06 dec, saturday
0000 56°F
SE
4 mph
0300 56°F
SE
2 mph
0600 56°F
S
6 mph
0900 56°F
S
5 mph