Kos

What is the climate like in Kos?

The best time to visit Kos is typically April – October, with trip comfort peaking in July (9.3/10). Kos is warmest in August, when daily highs average 80°F (27°C), and coolest in January, when lows fall to about 54°F (12°C). The wettest month is typically January and the driest is July; the year sees roughly 32 in (801 mm) of precipitation.

• Best time to visitApril – October — comfort peaks in July (9.3/10)
• Warmest monthAugust — average high 80°F (27°C)
• Coolest monthJanuary — average low 54°F (12°C)
• Wettest monthJanuary (8.0 in (204 mm))
• Driest monthJuly (0.0 in (0 mm))
• Annual precipitation32 in (801 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromSamos Airport, 96 km away (1978-2025)