Swimming in Santorini in august 2025 Sea temperature by city in august

Do you want to go to the beach in Santorini in august 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in august in Santorini by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in Santorini in august 2025

Here, find the average sea temperature in Santorini in august in several coastal cities.

Fira

on average:

78°F

min: 75°F / max: 82°F

Imerovigli

on average:

78°F

min: 75°F / max: 82°F

Kamari

on average:

79°F

min: 75°F / max: 82°F

Oia

on average:

79°F

min: 75°F / max: 82°F

Akrotiri

on average:

79°F

min: 75°F / max: 82°F

Ammoudi

on average:

79°F

min: 75°F / max: 82°F

Aspronissi

on average:

78°F

min: 75°F / max: 82°F

Exo Gialos Thiras

on average:

78°F

min: 75°F / max: 82°F

Finikia

on average:

78°F

min: 75°F / max: 82°F

Koloumpos

on average:

78°F

min: 75°F / max: 82°F

Megalochori

on average:

78°F

min: 75°F / max: 82°F

Monolithos

on average:

78°F

min: 75°F / max: 82°F

Néa Kameni

on average:

79°F

min: 75°F / max: 82°F

Palia Kameni

on average:

79°F

min: 75°F / max: 82°F

Paradisos

on average:

79°F

min: 75°F / max: 82°F

Períssa

on average:

79°F

min: 75°F / max: 82°F

Thirassía

on average:

79°F

min: 75°F / max: 82°F

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Sea temperature in july in Santorini

Sea temperature in september in Santorini

Where should you go swimming in Santorini in the month of august?

Swimming in Santorini in august is pleasant

In august in Santorini swimming conditions are generally the same everywhere.

As for Fira, Imerovigli, Kamari, Oia, Akrotiri, Ammoudi, Aspronissi, Exo Gialos Thiras, Finikia, Koloumpos, Megalochori, Monolithos, Néa Kameni, Palia Kameni, Paradisos, Períssa and Thirassía, swimming is pleasant in august. The sea water is 78°F on average (min: 75°F/max: 82°F) so you can easily spend time in the water.

Where to go swimming in Santorini in august: the map of sea temperatures

ideal swimming

pleasant swimming

cool swimming

cold swimming

freezing swimming

Water temperature and seasonal norms in august

Fira

	July	August	September
Average sea temperature	78°F	78°F	76°F
Minimum sea temperature	74°F	75°F	74°F
Maximum sea temperature	81°F	82°F	79°F
Average outside temperature	79°F	79°F	77°F
Maximum outside temperature	79°F	81°F	77°F
Minimum outside temperature	77°F	79°F	76°F
Precipitation	0.1in	0.2in	0.7in
Number of days of precipitation	0 jour(s) (0%)	0 jour(s) (1%)	1 jour(s) (4%)
Cloud cover	3%	3%	9%
Our opinion	pleasant swimming	pleasant swimming	pleasant swimming

More information on swimming in Fira in august

Imerovigli

	July	August	September
Average sea temperature	78°F	78°F	77°F
Minimum sea temperature	75°F	75°F	74°F
Maximum sea temperature	81°F	82°F	79°F
Average outside temperature	79°F	79°F	77°F
Maximum outside temperature	79°F	81°F	77°F
Minimum outside temperature	77°F	79°F	76°F
Precipitation	0.1in	0.2in	0.7in
Number of days of precipitation	0 jour(s) (0%)	0 jour(s) (1%)	1 jour(s) (4%)
Cloud cover	3%	3%	9%
Our opinion	pleasant swimming	pleasant swimming	pleasant swimming

More information on swimming in Imerovigli in august

Kamari

	July	August	September
Average sea temperature	78°F	79°F	76°F
Minimum sea temperature	75°F	75°F	75°F
Maximum sea temperature	81°F	82°F	79°F
Average outside temperature	79°F	79°F	77°F
Maximum outside temperature	79°F	81°F	77°F
Minimum outside temperature	77°F	79°F	76°F
Precipitation	0.1in	0.2in	0.7in
Number of days of precipitation	0 jour(s) (0%)	0 jour(s) (1%)	1 jour(s) (4%)
Cloud cover	3%	3%	9%
Our opinion	pleasant swimming	pleasant swimming	pleasant swimming

More information on swimming in Kamari in august

Oia

	July	August	September
Average sea temperature	78°F	79°F	76°F
Minimum sea temperature	74°F	75°F	74°F
Maximum sea temperature	81°F	82°F	79°F
Average outside temperature	79°F	79°F	77°F
Maximum outside temperature	79°F	81°F	77°F
Minimum outside temperature	77°F	79°F	76°F
Precipitation	0.1in	0.2in	0.7in
Number of days of precipitation	0 jour(s) (0%)	0 jour(s) (1%)	1 jour(s) (4%)
Cloud cover	3%	3%	9%
Our opinion	pleasant swimming	pleasant swimming	pleasant swimming

More information on swimming in Oia in august

Akrotiri

	July	August	September
Average sea temperature	78°F	79°F	77°F
Minimum sea temperature	75°F	75°F	74°F
Maximum sea temperature	81°F	82°F	79°F
Average outside temperature	79°F	79°F	77°F
Maximum outside temperature	79°F	81°F	77°F
Minimum outside temperature	77°F	79°F	76°F
Precipitation	0.1in	0.2in	0.7in
Number of days of precipitation	0 jour(s) (0%)	0 jour(s) (1%)	1 jour(s) (4%)
Cloud cover	3%	3%	9%
Our opinion	pleasant swimming	pleasant swimming	pleasant swimming

List of coastal cities in Santorini

Fira in august	pleasant swimming
Imerovigli in august	pleasant swimming
Kamari in august	pleasant swimming
Oia in august	pleasant swimming
Akrotiri in august	pleasant swimming
Ammoudi in august	pleasant swimming
Aspronissi in august	pleasant swimming
Exo Gialos Thiras in august	pleasant swimming
Finikia in august	pleasant swimming
Koloumpos in august	pleasant swimming
Megalochori in august	pleasant swimming
Monolithos in august	pleasant swimming
Néa Kameni in august	pleasant swimming
Palia Kameni in august	pleasant swimming
Paradisos in august	pleasant swimming
Períssa in august	pleasant swimming
Thirassía in august	pleasant swimming