Exercise normal precautions
Greece · Ionian Islands · May
Ionian Islands in Mayhow the month reads
May is a solid shoulder month for Ionian Islands inside Greece, with average temperatures for the region. The safety bulletins below apply.
- Rank
- 5 of 12
- Score
- 75/100
May match
75/100
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What’s open · May
Things to do in Ionian Islands in May
- OpenIsland ferries
the islands stay reachable all year; what changes is how long it takes and how reliably
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.
- Temperature20°C−0.1°C vs. yearly mean
- Month rank5 of 12for Ionian Islands
- Best monthsJune · July · Augusthighest regional score
12-month temperature · Ionian Islands
May in context
View data table
| 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 |
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
See breakdown by countryHide breakdown
AU
Level 1Exercise normal precautions
DE
Level 1Exercise normal precautions
Exercise normal precautions
NL
Level 1Exercise normal precautions
Exercise normal precautions
UK
Level 1Exercise normal precautions
Exercise normal precautions
US
Level 1Exercise normal precautions
Exercise normal precautions
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