Yearly weather and climate in Kos, Greece
The yearly weather in Kos runs from around 11°C in February to 33°C in July. July is the driest month at 0 rainy days; December the wettest at 15. Here is the annual climate data, so you know what you are packing for.
Best time to visit
The best weather is typically in Apr, May, Jun, Sep, Oct, with mild temperatures and lower rainfall.
Sunshine
Expect up to 13.8 hours of clear skies in Jul, but only 7.9 hours in Dec. Pack sunglasses and SPF accordingly.
Rainfall
It rains the most in Dec (162mm over 15 days). A reliable rain jacket is a must-have if visiting then.
Day-to-night swings
Temperatures typically drop by 5°C from day to night. Make sure to pack layers for the evenings.
Average temperatures and rainfall
Daily highs and lows in Kos, averaged over 10 years of recorded weather, with the number of days it typically rains.
- 1660°1254°11Jan
- 1559°1152°5Feb
- 1763°1355°9Mar
- 2068°1560°7Apr
- 2374°1763°5May
- 2985°2272°2Jun
- 3391°2678°0Jul
- 3188°2577°0Aug
- 2984°2475°3Sep
- 2577°2068°0Oct
- 2169°1661°13Nov
- 1763°1457°15Dec
Bars span the average daily low to high. Numbers under the drop are rainy days per month (1mm or more) — hover a month for its total rainfall. Jul is typically driest at 0 days (0mm); Dec the wettest at 15 days (162mm).
| Month | Average high | Average low | Rainy days | Total rainfall |
|---|---|---|---|---|
| Jan | 16°C | 12°C | 11 | 109mm |
| Feb | 15°C | 11°C | 5 | 33mm |
| Mar | 17°C | 13°C | 9 | 45mm |
| Apr | 20°C | 15°C | 7 | 34mm |
| May | 23°C | 17°C | 5 | 26mm |
| Jun | 29°C | 22°C | 2 | 12mm |
| Jul | 33°C | 26°C | 0 | 0mm |
| Aug | 31°C | 25°C | 0 | 1mm |
| Sep | 29°C | 24°C | 3 | 10mm |
| Oct | 25°C | 20°C | 0 | 1mm |
| Nov | 21°C | 16°C | 13 | 135mm |
| Dec | 17°C | 14°C | 15 | 162mm |
Weather data by Open-Meteo.com
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