Greece · Regional climate

Ionian Islandswhen to go

Regional slice of Greece with its own temperature profile. Best months here: Jun · Jul · Aug.

Range: 14–27 °C
Compare: −0.5°C vs. Greece mean
Country: Greece
TZ: Europe/Athens

Region match

Perfect match

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12-month climate · Ionian Islands

How the year moves in Ionian Islands

Ten years of ERA5, aggregated over Ionian Islands itself rather than over Greece as a whole — the same series the month-by-month scores below are built from.

Temperature°C

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Month	Average daytime high (°C)
January	13.5
February	13.9
March	14.6
April	16.5
May	19.5
June	23.7
July	26.1
August	27.0
September	24.7
October	21.6
November	18.6
December	15.3

Rainfallmm

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Month	Rainfall (mm)
January	172
February	96
March	86
April	39
May	34
June	18
July	7
August	12
September	72
October	128
November	249
December	172

Sunshinehr / day

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Month	Sunshine hours (hr / day)
January	4.7
February	5.9
March	7.3
April	8.6
May	8.8
June	10.1
July	10.4
August	9.5
September	7.8
October	6.5
November	4.5
December	4.2

What’s open · year round

Things to do in Ionian Islands

Limited
Island ferries
Limited November–March
Sources: greekferrytravel.com, davestravelpages.com

Opening seasons are checked by hand against the operators and parks themselves, not derived from the climate figures on this page. Last reviewed 2026-08-28. Dates move — confirm before you book.

Month by month · Ionian Islands

Pick your window

Other regions · Greece

Nearby and comparable

Safety · 5 governments

What the governments say about Greece

Combined advisory · most-cautious-wins

Exercise normal precautions

Highest level across 5 governments · Advisory last changed 2026-09-27

See breakdown by country