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.