Hersonissos weather

Our guide to the weather in Hersonissos during September

26

Average high

6

UV Index

16mm

Monthly rainfall

25

Sea temperature

We've looked at the most up-to-date weather data for Hersonissos, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Hersonissos weather in September.

How warm is it in Hersonissos during September?

The temperature is extremely stable in September with average highs of 26℃ and lows just 4℃ lower at 22℃. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.

Does it rain in Hersonissos during September?

On average, in September you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. You're not likely to see a thunderstorm during your trip.

Is it windy in Hersonissos during September?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during September. With moderate humidity, any breeze will have a welcome cooling effect.

How warm is the sea in Hersonissos during September?

The water around Hersonissos reaches a very pleasant 25℃ during September. This is very warm, and will feel bath-like. People who normally feel the cold will find this temperature perfectly acceptable.

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Weather in Hersonissos

Our month-by-month guide to the weather and climate in Hersonissos

14.2

Hersonissos weather in

January
14.8

Hersonissos weather in

February
15.8

Hersonissos weather in

March
18.4

Hersonissos weather in

April
21.9

Hersonissos weather in

May
25.1

Hersonissos weather in

June
27.3

Hersonissos weather in

July
27.8

Hersonissos weather in

August
25.9

Hersonissos weather in

September
22.5

Hersonissos weather in

October
19.3

Hersonissos weather in

November
16.0

Hersonissos weather in

December