Viana do Alentejo Weather in September

September in Viana do Alentejo typically sees daytime highs of 30°C (86°F) and nighttime lows of 16°C (61°F). Expect some rainfall during the month.

Rainfall in Viana do Alentejo in September

Historically, September sees about 5 days of rain, with a monthly average of 31 mm (1.2 in). When rain does fall, showers tend to be light and brief. Most days will be dry.

Temperature in Viana do Alentejo in September

In September, Viana do Alentejo gets high temperatures, with highs of 30°C (86°F). Nights cool to around 16°C (61°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 16°C (61°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Viana do Alentejo in September

The city usually sees around 263 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Viana do Alentejo. Our weather planner can help you explore destinations with more pleasant weather conditions.

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

Viana do Alentejo Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 15%  

Precipitation 31 mm (1.2 in)  

Rainy days 5 days  

Humidity 56% *  

Sunshine 263 hours *  

Percentage Sunshine 74% *  

* Data from: Beja, Portugal (37 KM, 23 Miles).

What to Wear in Viana do Alentejo in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Pack a light rain jacket or compact umbrella for occasional showers. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Viana do Alentejo in September

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

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

More climate data for Viana do Alentejo

Temperature Rainfall Sunshine Humidity

See the full Viana do Alentejo climate overview or explore weather in Portugal.