Is January a good time to visit Kos?

January is not an optimal month for Kos (Score: 47/100), but it is manageable. For better conditions, consider May, June, July, August, September, and October.

How warm is it in Kos in January?

In January, Kos sees daily highs of 14°C. Nights cool to 9°C, with a daily average of 12°C.

How much rain falls in Kos in January?

In January, Kos receives an average of 49 mm of rain over 5 rain days. That is comparatively dry.

How many sunshine hours does Kos get in January?

Kos averages 6 sunshine hours per day in January — below the annual average.

How warm is the water in Kos in January?

Water temperature in Kos in January averages 18°C — refreshing but slightly cool for sensitive swimmers.

Is January a good time to visit Kos?

January is not an optimal month for Kos (Score: 47/100), but it is manageable. For better conditions, consider May, June, July, August, September, and October.

How warm is it in Kos in January?

In January, Kos sees daily highs of 14°C. Nights cool to 9°C, with a daily average of 12°C.

How much rain falls in Kos in January?

In January, Kos receives an average of 49 mm of rain over 5 rain days. That is comparatively dry.

How many sunshine hours does Kos get in January?

Kos averages 6 sunshine hours per day in January — below the annual average.

How warm is the water in Kos in January?

Water temperature in Kos in January averages 18°C — refreshing but slightly cool for sensitive swimmers.

Kos · January

Low season

Greece · Europe

Climate Overview

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
MAX🌡MAX	15°	15°	17°	20°	25°	29°	32°	32°	29°	24°	20°	16°
MIN🌡MIN	9°	10°	11°	14°	17°	21°	23°	24°	21°	18°	14°	11°
☀️Sunshine	6h UV 5	8h UV 6	9h UV 7	11h UV 9	12h UV 9	13h UV 10	13h UV 10	12h UV 9	11h UV 8	9h UV 6	7h UV 5	6h UV 4
🌊Water Temp	18°	17°	17°	18°	20°	23°	24°	26°	25°	24°	22°	20°
🌧Rain Days	5d49mm	3d38mm	3d34mm	1d5mm	1d13mm	0d1mm	0d0mm	0d0mm	0d6mm	1d12mm	2d25mm	4d47mm

Best travel time current monthMonthly averages 2005–2025 · Source: ERA5 + station data

Off-season — lowest travel prices with still acceptable climate.

January in Kos is on the cool side — with highs around 14°C it's less suited for a beach holiday, but good for sightseeing away from the high season.

Daytime temperatures reach up to 14°C, cooling to 9°C at night (daily average: 12°C). With 6 sunshine hours per day and 5 rain days (49 mm), this is one of the cloudier months. The sea is 18°C — 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.

Packing list for Kos in January

Warme Jacke
Pullover und warme Lagen
Lange Hosen
Wärmende Schuhe
Sonnencreme
Sonnenbrille
Kleiner Regenschirm (vereinzelte Schauer möglich)
Reiseapotheke

Frequently Asked Questions

Is January a good time to visit Kos?: January is not an optimal month for Kos (Score: 47/100), but it is manageable. For better conditions, consider May, June, July, August, September, and October.
How warm is it in Kos in January?: In January, Kos sees daily highs of 14°C. Nights cool to 9°C, with a daily average of 12°C.
How much rain falls in Kos in January?: In January, Kos receives an average of 49 mm of rain over 5 rain days. That is comparatively dry.
How many sunshine hours does Kos get in January?: Kos averages 6 sunshine hours per day in January — below the annual average.
How warm is the water in Kos in January?: Water temperature in Kos in January averages 18°C — refreshing but slightly cool for sensitive swimmers.