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Average Monthly Sunshine in Viana do Alentejo

The graphs on this page shows the average number of hours per month and per day that Viana do Alentejo receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine


Those who love seasonal contrasts will appreciate Viana do Alentejo. Expect long, bright days with 370 hours in July and darker periods with just 148 hours in December. The total annual amount of sun is 2932 hours.

Daily hours of sunshine


In Viana do Alentejo, summer days are longer and more sunny, with daily sunshine hours peaking at 12.3 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.9 hours per day.

Viana do Alentejo’s total hours of sunshine compared to other major cities

Viana do Alentejo enjoys an average of 2932 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Boston, USA, enjoys 2629 hours of sunshine annually, with distinct seasons and many bright, sunny days.

Melbourne, Australia, has 2380 hours of sunshine annually, with its famous “four seasons in a day” weather pattern.

Other climate information

October, Viana do Alentejo’s wettest month, receives 2.5 mm of rainfall and has a maximum daytime temperature of 24°C. During the driest month July you can expect a temperature of 33°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Viana do Alentejo Precipitation page.


Forecast: is it sunny in Viana do Alentejo?

Mon   Jan 06
14°C | 6°C
NW 5 m/s
2.8 mm
partly cloudy and  chance of rain

partly cloudy and chance of rain

Tue   Jan 07
16°C | 5°C
SW 5 m/s
broken clouds and no rain

broken clouds and no rain

Wed   Jan 08
16°C | 9°C
SW 8 m/s
11 mm
overcast and heavy rain

overcast and heavy rain

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.