Viana do Alentejo Weather in December

December in Viana do Alentejo brings moderate temperatures, with daytime highs of 16°C (61°F) and nights around 8°C (46°F). Quite a bit of rainfall is expected, around 76 mm (3 in), so pack an umbrella.

Rainfall in Viana do Alentejo in December

You can expect rain on roughly 13 days based on historical data, averaging 76 mm (3 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Viana do Alentejo in December

December in Viana do Alentejo brings moderate temperatures, with highs of 16°C (61°F) and nights around 8°C (46°F). December is part of winter. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Viana do Alentejo in December

With about 148 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Viana do Alentejo. Our weather planner can help you explore destinations with more pleasant weather conditions.

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.

Viana do Alentejo Temperature in December

Min Temperature 8°C (46°F)  

Max Temperature 16°C (61°F)  

Chance of Rain 43%  

Precipitation 76 mm (3 in)  

Rainy days 13 days  

Humidity 81% *  

Sunshine 148 hours *  

Percentage Sunshine 54% *  

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

What to Wear in Viana do Alentejo in December

The weather can be unpredictable in December, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Viana do Alentejo in December

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

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

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.