Kos in December
5.8out of 10
Possible, with caveats
Mild: highs around 15°C. Frequent rain: about 13 rainy days.
15°CAvg high
13°CAvg low
13Rainy days (190 mm)
9:29 hDaylight
07:23Sunrise · 16:51 Sunset
Why this score
- Mild: highs around 15°C
- Frequent rain: about 13 rainy days
- Rain varies a lot between years (±5.0 days)
What to wear and pack
- Layers you can add or remove
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in December varies a lot between years (±5.0 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 14°C | 12°C | 172 mm | 12 | – | – | 5.7 |
| February | 14°C | 12°C | 127 mm | 12 | – | – | 6.0 |
| March | 15°C | 13°C | 78 mm | 8 | – | – | 6.9 |
| April | 17°C | 15°C | 39 mm | 6 | – | – | 7.5 |
| May | 20°C | 18°C | 16 mm | 3 | – | – | 8.4 |
| June | 24°C | 22°C | 2 mm | 0 | – | – | 9.0 |
| July | 26°C | 24°C | 0 mm | 0 | – | – | 9.1 |
| August | 26°C | 24°C | 0 mm | 0 | – | – | 9.1 |
| September | 24°C | 23°C | 16 mm | 2 | – | – | 8.9 |
| October | 22°C | 20°C | 62 mm | 5 | – | – | 8.4 |
| November | 18°C | 16°C | 121 mm | 9 | – | – | 7.2 |
| December | 15°C | 13°C | 190 mm | 13 | – | – | 5.8 |
Frequently asked questions
How hot is Kos in December?
Daytime highs average 15°C and nights about 13°C.
When is the best time to visit Kos?
The best months are July, August, June, September.