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Best time to visit Kos
The best times to visit Kos (Kos Town) are in May, September and October based on our default weather conditions. Update your weather preferences to see which months best match.
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Kos by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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Top Kos destinations
Below are the temperatures expected today at popular countries, regions and places in Kos. Select a destination to compare today's forecast with average weather conditions.
All Kos destinations
When is the best time to visit Kos?
The best times to visit Kos (Kos Town) are in May, September and October based on the following average weather conditions.
Maximum daytime temperature = 22 - 30°C [remove]
Change the criteria to reflect your weather preferences.
Max Day Temperature (°C)
- Jan
14 - Feb14
- Mar
16 - Apr
20 - May
24 - Jun
29 - Jul
32 - Aug32
- Sep28
- Oct24
- Nov19
- Dec16
Best time to visit
The weather guide for Kos (Kos Town) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Kos
Explore our complete guide to Kos with the latest travel advice for travellers and holidaymakers including official updates and local travel tips for Kos.
Kos travel guide - essential info
Below is a beginner's guide to Kos with essential travel facts such as dominant language spoken, typical flight time from the UK and the local currency. You can also check whether visas are required and what plug adapter you need to pack.
| Kos - quick facts | |
|---|---|
| Flight time✝ | 4 hours |
| Time difference | UK +2 hours |
| Language(s) | Greek |
| Currency | Euro |
| Electricity | C + F plug (230V) |
| Driving side | Right |
✝ = Typical flight time from the UK.
Travelling to Kos?
Browse holidays, flights, hotels and more from popular travel providers for your escape to Kos in 2026/2027.
Holidays to Kos
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TUI Find and book ATOL protected holidays to Kos and destinations worldwide with low deposits and free child places available. |
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Jet2holidays UK's largest package holiday provider offers escapes to Kos, Greece. Book holidays to Europe and North Africa from regional UK airports. |
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Love Holidays Book flights, hotels and transfers as holiday packages to worldwide destinations with this UK based OTA. |
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On the Beach |
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Kos travel deals
Check out the latest deals, discount codes and special offers on holidays, flights, hotels and more for Kos in 2026/2027. Pay low deposits and save with last minute holidays, early bird offers and free kids places where available.
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Kos travel guidance
Check the latest travel guidance and advice on visiting Kos from official government sources (in english) from around the world including entry requirements and travel restrictions.
- UK traveller advice for Kos - UK FCDO
- Irish traveller advice for Kos - Department of Foreign Affairs, Ireland
- Safe travel advisories for Kos - Ministry of Foreign Affairs, New Zealand
- Smarter traveller advice for Kos - Department of Foreign Affairs, Australia
Learn more about the current safety and security risks from terrorism, natural disasters and more. Read about the local laws and customs to consider when travelling around Kos.
Note: UK FCDO - UK Foreign, Commonwealth & Development Office
Kos travel health
Find out more about staying safe when travelling to Kos with the latest guidance on required vaccinations and recommended medication to take with you.
- Vaccines & medicines for Kos - CDC
- Health & vaccinations for Kos - TravelHealthPro, NaTHNac
- How to stay safe & healthy in Kos - Fit for Travel, Public Health Scotland
Check out the general travel tips for staying safe and healthy in Kos, risks of preventable diseases and what to pack.
Note: CDC - Centers for Disease Control and Prevention
Kos travel features
Do you want to learn more about Kos? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Kos.
Kos FAQs
Read our frequently asked questions about travelling to Kos including the current entry restrictions, driving side, electrical plugs used and much more.
Which is the hottest month in Kos?
The hottest time of year in Kos Town, Kos is normally July. Expect maximum daytime temperatures to reach 32°C with high heat and humidity.
Which month has the most rain in Kos?
In terms of rainfall, January is usually the wettest month in Kos Town, Kos with 169mm on average. There are normally 14 days in January with some rain.
When is it sunniest in Kos?
The sunniest time of year in Kos Town, Kos is normally July with bright sunshine on average for 97% of daylight hours; that's 14 hours of sunshine per day.
When is the sea warmest in Kos?
The sea is usually at its warmest in Kos Town, Kos in August when the water temperature reaches 25°C.
What is the flight time to Kos from the UK?
The flight time to Kos from the UK is typically 4 hours.
What is the time difference between Kos and the UK?
The time difference between Kos and the UK is UK time+2 hours.
What is the main language spoken in Kos?
The main language spoken in Kos is Greek.
Learn a language for Kos with Rosetta Stone*.
What is the currency in Kos?
The currency in Kos is the Euro (EUR).
Send money to Kos with XE Money Transfers* and TransferGo*.
Which plugs are used in Kos?
Kos uses electrical plug type C + F (230 Volts).
Which side of the road do they drive on in Kos?
They drive on the right side of the road in Kos.
Find out more about driving in Greece with RAC* and International Drivers Association*.
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