Weather in Algarve in September 2020. If you're a sunseeker the best time to visit Algarve is between June and August. Recommended for the Algarve The weather in the Algarve or more precisely in Faro, becomes ideal after the fall in temperatures in the middle of the day. Read an overview of the climate. With an average daytime temperature of 26°C in September and occasional days soaring to 30 °C or more, the Algarve is one of the top destinations in Europe for sun-worshippers and lovers of the great outdoors. Algarve weather from July to September. It is always extremely warm during the day, and you can only feel some soft breezes even when you are staying near the ocean. Yellow Warning for Rain in effect until Monday, 11:59 AM WET. Summer in the Algarve can be extremely hard for children and elderly people. Travel guide and advices. Select a destination to see more weather parameters. Otherwise, expect extremely dry Algarve weather. Get the latest coronavirus (COVID-19) updates for Portugal with current travel advice, statistics and online resources.. Below are average maximum temperatures at popular destinations in the Algarve in September. Mainland Portugal Weather in September: Hot weather continues into September, with hotter temperatures in the Algarve, and temperatures on the northwest and western coasts being a little lower due to the Atlantic winds. Portugal Weather in September. The September weather guide for Monte Gordo, Algarve shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute.Find out more about our data sources.. September in Faro (Algarve) and Southern Portugal. Get the monthly weather forecast for Faro, Faro, Portugal, including daily high/low, historical averages, to help you plan ahead. Temperature of water and air, precipitation, amount of days with rain and advice on the best time to visit Algarve. Algarve weather in September 2021. Algarve has a mediterranean climate with hot dry summers and mild winters. Based on weather reports collected during 1985–2015. Summer Weather in Algarve Is The Algarve Hot In Summer? Get the monthly weather forecast for Lagos, Faro, Portugal, including daily high/low, historical averages, to help you plan ahead. Annual Weather Averages Near Algarve. 21°C sea temperature; Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec. The average high temperature starts in the pleasant mid-20s then reaches a peak of 28ºC in July and August, which is similar to the Costa del Sol. What to expect from the weather. The hottest month of the year is July with an average daily maximum of 30 C and an average low of 22 C. Averages are for Faro / Aeroporto, which is 16 miles from Algarve. In June to September, is filled with long days of brilliant sunshine and soaring heat. Weather phenomena recorded in previous years in Algarve ☃ Water Temperature in localities in Algarve ☀ Weather forecast for Algarve in September ☔. September falls slightly back down to 26ºC. For this reason, over the days, the heat becomes pleasant once again.