Peloponnese · May
Best travel monthTravel seasonGreece · Europe
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, range from coolest to warmest dayØ dayrange | 16° (61°)9– (48–)19 (66) | 16° (61°)10– (50–)20 (68) | 18° (64°)13– (55–)23 (73) | 22° (72°)16– (61–)27 (81) | 26° (79°)20– (68–)32 (90) | 30° (86°)24– (75–)37 (99) | 33° (91°)28– (82–)39 (102) | 33° (91°)29– (84–)38 (100) | 30° (86°)25– (77–)35 (95) | 25° (77°)19– (66–)30 (86) | 21° (70°)15– (59–)25 (77) | 17° (63°)11– (52–)22 (72) |
Ø night, range from coldest to warmest nightØ nightrange | 6° (43°)-1– (30–)11 (52) | 6° (43°)-1– (30–)11 (52) | 7° (45°)2– (36–)12 (54) | 10° (50°)5– (41–)14 (57) | 13° (55°)9– (48–)17 (63) | 18° (64°)13– (55–)21 (70) | 20° (68°)16– (61–)23 (73) | 20° (68°)16– (61–)24 (75) | 18° (64°)13– (55–)21 (70) | 14° (57°)9– (48–)19 (66) | 10° (50°)4– (39–)15 (59) | 7° (45°)1– (34–)13 (55) |
☀️Sunshine | 5h UV 4 | 6h UV 5 | 7h UV 6 | 8h UV 7 | 8h UV 7 | 9h UV 8 | 10h UV 8 | 9h UV 7 | 8h UV 7 | 7h UV 6 | 5h UV 4 | 5h UV 4 |
🌊Water Temp | 17° (63°) | 16° (61°) | 16° (61°) | 17° (63°) | 20° (68°) | 22° (72°) | 25° (77°) | 27° (81°) | 26° (79°) | 24° (75°) | 22° (72°) | 19° (66°) |
🌧Rain Days | 9d102mm (4.0") | 6d59mm (2.3") | 5d50mm (2.0") | 2d21mm (0.8") | 3d22mm (0.9") | 2d36mm (1.4") | 1d22mm (0.9") | 2d27mm (1.1") | 4d71mm (2.8") | 4d55mm (2.2") | 8d110mm (4.3") | 8d104mm (4.1") |
Best travel time current monthØ = average · small figures = range: coolest–warmest day / coldest–warmest nightClimate data 2005–2025 · Source: ERA5 + station data
Travel season — mid-range prices, good availability.
May is among the best months in Peloponnese: only 3 rain days, 26°C (79°F) highs, and good sunshine make for ideal holiday conditions.
Daytime highs average 26°C (79°F), cooling to 13°C (55°F) at night (daily average: 20°C (68°F)). Peaks reach around 32°C (90°F), the coldest nights around 9°C (48°F). The sun shines an average of 8 hours per day; there are 3 rain days with 22 mm (0.9 in) total. The sea is 20°C (68°F) — refreshing and manageable for confident swimmers.
Summer clothing and a light jacket for evenings is enough. Conditions are ideal for excursions, hikes, and sightseeing.
The Peloponnese in spring is hiking country: flowering maquis, full gorges, 18 to 25°C (64 to 77°F). The Mani with its tower houses and the mountain villages of Arcadia are at their best now.
Packing list for Peloponnese in May
- T-shirts and shorts
- Light jacket for cool evenings
- Swimwear (the water is still a little fresh)
- SPF 50 sunscreen
- Sunglasses
- Sun hat
- Small umbrella (occasional showers possible)
- Travel first-aid kit
Frequently Asked Questions
- Is May a good time to visit Peloponnese?
- Yes — May is one of the best months to visit Peloponnese (Climate Score: 78/100). Pleasant temperatures (26°C (79°F)), good sunshine (8 h/day), and few rain days (3) make it one of the most recommended months.
- How warm is it in Peloponnese in May?
- In May, Peloponnese sees daily highs of 26°C (79°F). Nights cool to 13°C (55°F), with a daily average of 20°C (68°F). Peaks reach around 32°C (90°F), the coldest nights around 9°C (48°F).
- How much rain falls in Peloponnese in May?
- In May, Peloponnese receives an average of 22 mm (0.9 in) of rain over 3 rain days. That is comparatively dry.
- How many sunshine hours does Peloponnese get in May?
- Peloponnese averages 8 sunshine hours per day in May — above the annual average.
- How warm is the water in Peloponnese in May?
- Water temperature in Peloponnese in May averages 20°C (68°F) — refreshing but slightly cool for sensitive swimmers.
