Algarve weather

Our guide to the weather in the Algarve during September


Average high


UV Index


Month rainfall


Sea temperature

We've looked at the most up-to-date weather data for the Algarve, covering the last 12 years up to 2022, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about the Algarve weather in September.

How hot is it in the Algarve during September?

The temperature reaches around 30℃ during the daytime in September, falling away to 16℃ 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 the Algarve during September?

On average, there will be 5 rainy days during the month, amounting to 11.5mm in total. That's almost nothing at all, therefore rain isn't something we think you need to consider. There's a small chance that you'll catch a thunderstorm during your trip.

How warm is the sea in the Algarve during September?

The water temperature around the Algarve 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. The hot air temperature will mean that you will feel comfortably warm when coming out of the water.

Package holidays during September

Use our live search to find the perfect Algarve package holiday in September

10 September 2022 | 7 nights | 2 people
Algarve: deluxe beach week w/breakfast & flts

Breakfast • Flights inc

7-nights • Apri

Algarve: LUX* half-board week w/flights

Half-board • Flights inc

7-nights • May


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Algarve Blog posts

From the UK's most popular travel bloggers


6th December 2021 by Two Monkey's Travel

7 best things to do in Tavira, Portugal

One of the prettiest towns in the Algarve, Tavira is blessed with beautiful beaches. This small city in Portugal is also popular for its island, such as the Tavira island, which is a long sandy beach. If you’re not a fan of beaches, then you can visit the city’s castle which has magnificent city views that will leave you in awe. With Tavira’s nice weather and awesome tourist destinations, you will surely have a holiday vacation trip to remember!...


25th June 2021 by Two Monkey's Travel

6 best things to do in Lagos, Portugal and where to stay

Located in the Southern Algarve region in Portugal, Lagos is a municipality popular for its walled old town, cliffs, and stunning Atlantic beaches. Lagos will make you experience the excitement of climbing cliffs, bathe in crystal clear water, see magnificent views, and do other various water activities. If you want to know more about the things you can do In Lagos, read this short guide we made for you!...


13th April 2021 by Hand Luggage Only

16 very best places in the Algarve to visit

From gorgeous cities like Lisbon and Porto to islands like Madeira, Portugal is a totally stunning country to explore! it’s a country that’s filled with stunning spots, and the Algarve is no different. Perched on the south coast of the country, the region is a gem to visit – especially with all the gorgeous coastal towns, beaches and history. Honestly, you’ll be spoilt for choice when looking for all the best places in the Algarve to visit on your next trip! ...


16th February 2021 by Andy

Affordable beach holidays during winter

We’re in the peak of winter and have been stuck at home for a long time, so we can’t help but dream of destinations currently enjoying some of the warmest days of the year. Trade-in your winter scarf and gloves next year for a beach towel and flipflops somewhere warm. It doesn't have to break the bank either - there are many lovely beach destinations that are perfectly affordable and will allow you to enjoy a relaxing sunny holiday right in the middle of winter. Let’s take a look at...


12th February 2021 by Andy

Cheapest places to holiday in March

With the weather finally starting to thaw, chances are you’ll be keen to get out and about on holiday during March. It’s mid-season in many world-wide destinations, therefore it’s a great month to keep your eye out for cheap hotel and flight deals.Whether you can’t wait to take a city break for shopping, wining and dining, or want to adventure to far-flung shores, here’s a look at our top picks for the month.Beach HolidaysAfter long months of grey skies and winter chills, we’re...


12th February 2021 by Andy

Cheapest places to holiday in July

July welcomes one of the busiest holiday seasons of the year and for good reason! Scorching temperatures and summer school breaks make the Mediterranean’s beaches a frontrunner and cities explode with festivals, events and fun-filled vibes.Despite the peak season, if you travel towards the beginning of the month, you’ll still find great-value travel deals on flights, hotels and attractions. Plus, you’ll escape the school holiday rush. It’s also a great time to head north, with long...


30th October 2020 by PommieTravels

Top things to do on holiday in Portugal

Short days got you down? You’re not the only one – as winter closes in, we’ve got our sights set to the south. Leave the dour weather of the north behind for sunny Portugal. Once you get a taste of its fabulous beaches, fertile vineyards, and rich culture, you’ll find it hard to board your return flight. In this article, we’ll cover the top things to do in one of Europe’s finest countries....

Weather in the Algarve

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


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