Peloponnese · December
Low 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
Off-season — lowest travel prices with still acceptable climate.
December in Peloponnese is on the cool side — with highs around 17°C (63°F) it's less suited for a beach holiday, but good for sightseeing away from the high season.
Daytime highs average 17°C (63°F), cooling to 7°C (45°F) at night (daily average: 12°C (54°F)). Peaks reach around 22°C (72°F), the coldest nights around 1°C (34°F). With 5 sunshine hours per day and 8 rain days (104 mm (4.1 in)), this is one of the cloudier months. The sea is 19°C (66°F) — refreshing and manageable for confident swimmers.
Pack warm clothing and sturdy footwear. Cool temperatures make hiking and cultural trips enjoyable — beaches are off the agenda.
Winter on the peninsula: 15 to 17°C (59 to 63°F) on the coast, snow in the Taygetos mountains. Olympia, Mycenae and Epidaurus are practically deserted — the best season if you are here for the stones rather than the beach.
Packing list for Peloponnese in December
- Long-sleeved shirts and light trousers
- Light jacket
- Jumper or fleece
- Sunscreen
- Sunglasses
- Light umbrella or rain poncho
- Travel first-aid kit
Frequently Asked Questions
- Is December a good time to visit Peloponnese?
- December is not an optimal month for Peloponnese (Score: 38/100), but it is manageable. For better conditions, consider May, June, July, August, September, and October.
- How warm is it in Peloponnese in December?
- In December, Peloponnese sees daily highs of 17°C (63°F). Nights cool to 7°C (45°F), with a daily average of 12°C (54°F). Peaks reach around 22°C (72°F), the coldest nights around 1°C (34°F).
- How much rain falls in Peloponnese in December?
- In December, Peloponnese receives an average of 104 mm (4.1 in) of rain over 8 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Peloponnese get in December?
- Peloponnese averages 5 sunshine hours per day in December — below the annual average.
- How warm is the water in Peloponnese in December?
- Water temperature in Peloponnese in December averages 19°C (66°F) — refreshing but slightly cool for sensitive swimmers.