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Ericeira Weather in September

September is one of the perfect months to visit Ericeira, with daytime temperatures of 22°C (72°F) and lows of 18°C (64°F) at night. Some rainfall is typical for this time of year.

Rainfall in Ericeira in September

Historically, the month has about 6 days of rain, averaging 32 mm (1.3 in) in total. The occasional light shower is possible, but rain is rarely an issue this month.

Temperature in Ericeira in September

Weather in Ericeira is at its perfect in September. Highs reach 22°C (72°F), while nights settle around 18°C (64°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Ericeira in September

Enjoy a sunny month with about 278 hours of sunshine, the clear skies make Ericeira even more beautiful.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August, September and October typically offer the best circumstances for Ericeira.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Portugal, check out our Ericeira's climate page.

Ericeira Temperature in September

Min TemperatureMin Temperature 18°C (64°F)  
Max TemperatureMax Temperature 22°C (72°F)  
Chance of RainChance of Rain 21%  
PrecipitationPrecipitation 32 mm (1.3 in)  
Rainy daysRainy days 6 days  
HumidityHumidity 75% *  
SunshineSunshine 278 hours *  
Percentage SunshinePercentage Sunshine 75% *  
* Data from: Cascais, Portugal (31 KM, 19 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Ericeira typically stay consistent throughout September, with daily highs averaging around 22°C (72°F). Nights are pleasant, with lows typically ranging from 16°C (61°F) to 18°C (64°F).

Average temperatures in September

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

Historical weather for Ericeira in September

Browse day-by-day weather records for Ericeira spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Ericeira historical weather extremes in September

Based on 49 years of weather observations in Ericeira between 1976 and 2025, these are the recorded extremes.

  • The hottest September day on record in Ericeira reached 38°C (100°F) (September 4, 2006).
  • The coldest September day was on September 26, 1992, with a maximum of 18°C (64°F).
  • The coldest night in September in Ericeira was on September 28, 2007, with a minimum of 10°C (50°F).

Best Places in Portugal in September

Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in September →

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Ericeira in September

For Ericeira in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Some rain is possible, so pack something to handle light showers. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Ericeira in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling
10/10
Walking
10/10
Barbeque
9/10
Camping
10/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Portugal, check out our Ericeira's climate page.

More climate data for Ericeira