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Kos in May: weather, sea & travel advice

Kos in May is especially suited to city breaks, active holidays and hiking, family holidays and beach holidays. Days are around 24 °C (mild), and the sea is about 20 °C. With about 2 rainy days it is very dry.

Palmenstrand auf KosKos · MayPhoto: Stimoroll · CC BY-SA 4.0

Climate facts

Day
24 °C
Night
18 °C
Sea
20 °C
Rainy days
2 rainy days
Sun
9 h/day
Humidity
69 %

Suitability by travel type

BeachExcellent82/100
City breakExcellent97/100
ActiveExcellent91/100
FamilyExcellent84/100

In favour

  • Little rain (about 2 rainy days)
  • Lots of sunshine (about 9 h/day)

To consider

  • No significant drawbacks.

All months at a glance

JanLimited50FebLimited54MarLimited64AprGood75MayExcellent87JunExcellent88JulExcellent80AugGood79SepExcellent90OctExcellent91NovGood75DecLimited54
Daytime temperature°C
14
J
15
F
17
M
20
A
24
M
28
J
32
J
32
A
28
S
24
O
20
N
16
D
Rainy daysdays
9
J
7
F
5
M
3
A
2
M
0
J
0
J
0
A
2
S
5
O
7
N
10
D

Similar destinations in May

Tenerife · MayGran Canaria · MayFuerteventura · MayLa Palma · May

Frequently asked questions

How warm is Kos in May?

Daytime highs average around 24 °C, with nights around 18 °C.

Can you swim in Kos in May?

The sea is about 20 °C (refreshing).

Does it rain a lot in Kos in May?

On the long-term average, expect about 2 rainy days.

When is the best time to visit Kos?

The most favourable months are usually the ones highlighted on the overview page. Values are historical averages, not a forecast.

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