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

Do you want to go to the beach in Santorini in october 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 october in Santorini by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in Santorini in october 2025

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

Fira

on average:

73°F

min: 68°F / max: 77°F

Imerovigli

on average:

73°F

min: 68°F / max: 76°F

Kamari

on average:

72°F

min: 68°F / max: 76°F

Oia

on average:

73°F

min: 68°F / max: 77°F

Akrotiri

on average:

72°F

min: 68°F / max: 76°F

Ammoudi

on average:

72°F

min: 68°F / max: 76°F

Aspronissi

on average:

73°F

min: 68°F / max: 77°F

Exo Gialos Thiras

on average:

72°F

min: 68°F / max: 77°F

Finikia

on average:

72°F

min: 68°F / max: 77°F

Koloumpos

on average:

72°F

min: 68°F / max: 77°F

Megalochori

on average:

72°F

min: 68°F / max: 77°F

Monolithos

on average:

73°F

min: 68°F / max: 77°F

Néa Kameni

on average:

72°F

min: 68°F / max: 77°F

Palia Kameni

on average:

73°F

min: 68°F / max: 76°F

Paradisos

on average:

73°F

min: 68°F / max: 76°F

Períssa

on average:

72°F

min: 68°F / max: 76°F

Thirassía

on average:

72°F

min: 68°F / max: 77°F

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Sea temperature in september in Santorini

Sea temperature in november in Santorini

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

Swimming in Santorini in october is pleasant

In october 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 october. The sea water is 73°F on average (min: 68°F/max: 77°F) so you can easily spend time in the water.

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

ideal swimming

pleasant swimming

cool swimming

cold swimming

freezing swimming

Water temperature and seasonal norms in october

Fira

	September	October	November
Average sea temperature	76°F	73°F	67°F
Minimum sea temperature	74°F	68°F	64°F
Maximum sea temperature	79°F	77°F	71°F
Average outside temperature	77°F	72°F	67°F
Maximum outside temperature	77°F	72°F	68°F
Minimum outside temperature	76°F	70°F	67°F
Precipitation	0.7in	2in	2.1in
Number of days of precipitation	1 jour(s) (4%)	3 jour(s) (11%)	3 jour(s) (11%)
Cloud cover	9%	19%	26%
Our opinion	pleasant swimming	pleasant swimming	cool swimming

More information on swimming in Fira in october

Imerovigli

	September	October	November
Average sea temperature	77°F	73°F	68°F
Minimum sea temperature	74°F	68°F	64°F
Maximum sea temperature	79°F	76°F	71°F
Average outside temperature	77°F	72°F	67°F
Maximum outside temperature	77°F	72°F	68°F
Minimum outside temperature	76°F	70°F	67°F
Precipitation	0.7in	2in	2.1in
Number of days of precipitation	1 jour(s) (4%)	3 jour(s) (11%)	3 jour(s) (11%)
Cloud cover	9%	19%	26%
Our opinion	pleasant swimming	pleasant swimming	cool swimming

More information on swimming in Imerovigli in october

Kamari

	September	October	November
Average sea temperature	76°F	72°F	67°F
Minimum sea temperature	75°F	68°F	64°F
Maximum sea temperature	79°F	76°F	71°F
Average outside temperature	77°F	72°F	67°F
Maximum outside temperature	77°F	72°F	68°F
Minimum outside temperature	76°F	70°F	67°F
Precipitation	0.7in	2in	2.1in
Number of days of precipitation	1 jour(s) (4%)	3 jour(s) (11%)	3 jour(s) (11%)
Cloud cover	9%	19%	26%
Our opinion	pleasant swimming	pleasant swimming	cool swimming

More information on swimming in Kamari in october

Oia

	September	October	November
Average sea temperature	76°F	73°F	67°F
Minimum sea temperature	74°F	68°F	64°F
Maximum sea temperature	79°F	77°F	71°F
Average outside temperature	77°F	72°F	67°F
Maximum outside temperature	77°F	72°F	68°F
Minimum outside temperature	76°F	70°F	67°F
Precipitation	0.7in	2in	2.1in
Number of days of precipitation	1 jour(s) (4%)	3 jour(s) (11%)	3 jour(s) (11%)
Cloud cover	9%	19%	26%
Our opinion	pleasant swimming	pleasant swimming	cool swimming

More information on swimming in Oia in october

Akrotiri

	September	October	November
Average sea temperature	77°F	72°F	67°F
Minimum sea temperature	74°F	68°F	64°F
Maximum sea temperature	79°F	76°F	71°F
Average outside temperature	77°F	72°F	67°F
Maximum outside temperature	77°F	72°F	68°F
Minimum outside temperature	76°F	70°F	67°F
Precipitation	0.7in	2in	2.1in
Number of days of precipitation	1 jour(s) (4%)	3 jour(s) (11%)	3 jour(s) (11%)
Cloud cover	9%	19%	26%
Our opinion	pleasant swimming	pleasant swimming	cool swimming

List of coastal cities in Santorini

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