Seixal Weather in December

Seixal in December sees moderate daytime temperatures of 16°C (61°F) and nighttime lows of 11°C (52°F). Rainfall is fairly high this month at around 81 mm (3.2 in), so pack a rain jacket to stay dry.

Rainfall in Seixal in December

Rain is expected on roughly 14 days, totalling around 81 mm (3.2 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Seixal in December

December in Seixal brings moderate temperatures, with highs of 16°C (61°F) and nights around 11°C (52°F). Winter occurs in December. Conditions are often most pleasant around the middle of the day. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Seixal in December

The area enjoys a moderate level of sunlight, with around 141 hours. It's a good balance between sunny and cloudy days.

December in Seixal can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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 Seixal's climate page.

Seixal Temperature in December

Min Temperature 11°C (52°F)  

Max Temperature 16°C (61°F)  

Chance of Rain 46%  

Precipitation 81 mm (3.2 in)  

Rainy days 14 days  

Sunshine 141 hours *  

Percentage Sunshine 57% *  

* Data from: Lisbon, Portugal (8 KM, 5 Miles).

What to Wear in Seixal in December

For Seixal in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Seixal 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

8/10

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 Seixal's climate page.

More climate data for Seixal

Temperature Rainfall Sunshine

See the full Seixal climate overview or explore weather in Portugal.