Kastelorizo weather by month & the best time to visit
🇬🇷 Greece · beach resort · Mediterranean climate
The best time to visit Kastelorizo is June — its sunniest month (Sunshine Score 97/100), with July and August close behind. Kastelorizo averages about 3,159 hours of sunshine a year. Daytime highs around 25°C / 77°F and roughly 6 mm of rain in June.
Jump to: month-by-month table · sea temperature · nearby alternatives · embed this data
- Sun hours / year
- 3,159
- Sunniest month
- June
- Peak score
- 97/100
- Rain / year
- 771 mm
- Midday UV at peak
- 10 (very high)
- Sea at warmest
- 30°C / 86°F
- Elevation
- 145 m

When is the best time to visit Kastelorizo?
For sunshine, the best time to visit Kastelorizo is June, then July and August. The dullest month is February (38/100, 114 mm of rain). The full month-by-month picture is in the table below.
How sunny is Kastelorizo?
Kastelorizo is one of the sunniest places on Earth: about 3,159 hours of sunshine a year. 59 Sunshine Score points separate June (97) from February (38), so the month you pick matters. It ranks #4 of 40 destinations in Greece for annual sunshine, above the national median of 2,896 hours. Rain is strongly seasonal here: roughly 60% of the year's 771 mm falls in the three months around January.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 41 | 15° / 59°F | 13° / 55°F | 174 mm | 2 | 19° / 66°F |
| February | 38 | 14° / 57°F | 13° / 55°F | 114 mm | 3 | 18° / 64°F |
| March | 58 | 16° / 61°F | 14° / 57°F | 59 mm | 4 | 18° / 64°F |
| April | 76 | 18° / 64°F | 16° / 61°F | 37 mm | 6 | 19° / 66°F |
| May | 94 | 21° / 70°F | 19° / 66°F | 22 mm | 7 | 21° / 70°F |
| June | 97 | 25° / 77°F | 23° / 73°F | 6 mm | 9 | 25° / 77°F |
| July | 97 | 28° / 82°F | 26° / 79°F | 2 mm | 10 | 28° / 82°F |
| August | 97 | 29° / 84°F | 27° / 81°F | 2 mm | 9 | 30° / 86°F |
| September | 94 | 27° / 81°F | 25° / 77°F | 19 mm | 7 | 29° / 84°F |
| October | 86 | 23° / 73°F | 22° / 72°F | 66 mm | 4 | 26° / 79°F |
| November | 80 | 20° / 68°F | 18° / 64°F | 95 mm | 3 | 23° / 73°F |
| December | 47 | 16° / 61°F | 15° / 59°F | 175 mm | 2 | 21° / 70°F |
Sea temperature in Kastelorizo by month
The sea off Kastelorizo is warmest in August at around 30°C / 86°F, and coolest in February at 18°C / 64°F. The water sits at a comfortable 21°C or warmer roughly 8 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Kastelorizo on the interactive sunshine globe →
Nearby places for sunshine
- Dalaman Türkiye · 95 km · best in Jun · 3,202 h sun/yr
- Rhodes Greece · 137 km · best in Jul · 3,201 h sun/yr
- Antalya Türkiye · 138 km · best in May · 3,075 h sun/yr
- Denizli Türkiye · 183 km · best in Sep · 3,070 h sun/yr
- Bodrum Türkiye · 210 km · best in Jul · 3,195 h sun/yr
- Karpathos Greece · 233 km · best in Jul · 3,177 h sun/yr
Nearest destinations
- Isparta Türkiye · 203 km · 2,997 h sun/yr · best in Sep
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