Quarteira weather

Our guide to the weather in Quarteira during September

26

Average high

6

UV Index

8mm

Monthly rainfall

21

Sea temperature

We've looked at the most up-to-date weather data for Quarteira, 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 Quarteira weather in September.

How warm is it in Quarteira during September?

The temperature reaches around 26℃ during the daytime in September, falling away to 20℃ at night. 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 Quarteira 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. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Quarteira 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 and mild air temperatures, the breeze will have a slight cooling effect.

How warm is the sea in Quarteira during September?

The water temperature around Quarteira reaches a pleasant 21℃ during September. While generally considered warm, some people might find it a little on the cool side on entering the water.

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Weather in Quarteira

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

15.4

Quarteira weather in

January
15.7

Quarteira weather in

February
16.9

Quarteira weather in

March
18.4

Quarteira weather in

April
21.8

Quarteira weather in

May
24.4

Quarteira weather in

June
27.1

Quarteira weather in

July
27.9

Quarteira weather in

August
25.6

Quarteira weather in

September
22.8

Quarteira weather in

October
18.7

Quarteira weather in

November
16.6

Quarteira weather in

December