ClimateForecastSeptemberOctober >>

Viana do Alentejo weather in September (Alentejo, Portugal)

Is Viana do Alentejo a good destination in September, weather-wise? Want to know if this month is ideal for visiting? Our guide provides detailed weather information.

Temperatures

The month of September in Viana do Alentejo typically includes high temperatures and moderate rainfall. As the day progresses, temperatures can peak at 30°C. Luckily at nightfall, they typically drop to 16°C. Note that these temperatures are average, but some days may be hotter. Dress in cool, breathable fabrics to stay comfortable in the heat.

Precipitation

Viana do Alentejo in September usually receives moderate rainfall, averaging around 31 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 5 days of the month will see rainfall.

Average sunshine

With approximately 263 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

In case you lean more towards enjoying temperate temperatures and rain-free days March, April, May, June, July, August and October typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Viana do Alentejo climate page with graphs.

 

Viana do Alentejo, monthly averages in September

Min TemperatureMin Temperature 16°C  
Max TemperatureMax Temperature 30°C  
Chance of RainChance of Rain 15%  
PrecipitationPrecipitation 31 mm  
Rainy daysRainy days 5 days  
HumidityHumidity 56% *  
SunshineSunshine 263 hours *  
Percentage SunshinePercentage Sunshine 74% *  
Data from: Beja, Portugal (37 KM, 23 Miles).

Where to go in Portugal in September

Find out more about the weather in Portugal and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.

What To Do

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

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
10/10
Outdoor sports
8/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Viana do Alentejo.

Our site offers climate and forecast data for every country in the world. Are you going to Portugal? On this website you can find historical weather averages for many cities in Portugal. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.