São Bartolomeu de Messines Weather in December

São Bartolomeu de Messines in December sees moderate temperatures, with highs around 17°C (63°F) and overnight lows of 8°C (46°F). Rainfall is at its peak this month, around 78 mm (3.1 in) on average, so waterproofs are essential.

Rainfall in São Bartolomeu de Messines in December

As the month with the highest rainfall, make sure to have an umbrella to manage the showers. Historically, December sees about 12 days of rain, with a monthly average of 78 mm (3.1 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in São Bartolomeu de Messines in December

In December, São Bartolomeu de Messines sees moderate temperatures, with highs of 17°C (63°F). Nights drop to around 8°C (46°F). December is typically considered a winter month. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in São Bartolomeu de Messines in December

The area experiences a moderate amount of sunshine, with approximately 156 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in São Bartolomeu de Messines in December

Wind speeds average 4 m/s (8 knots) during December. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in December

The water is 16°C (61°F) this month — cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

December in São Bartolomeu de Messines 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.

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For a detailed overview over the year and the best time to visit Portugal, check out our São Bartolomeu de Messines's climate page.

São Bartolomeu de Messines Temperature in December

Min Temperature 8°C (46°F)  

Max Temperature 17°C (63°F)  

Water Temperature 16°C (61°F) *  

Chance of Rain 39%  

Precipitation 78 mm (3.1 in)  

Rainy days 12 days  

Humidity 77% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 156 hours *  

Percentage Sunshine *  

* Data from: Praia da Rocha, Portugal (23 KM, 14 Miles).

What to Wear in São Bartolomeu de Messines in December

Pleasant temperatures in December mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. With water temperatures around 16°C (61°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in São Bartolomeu de Messines 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

Barbeque

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 São Bartolomeu de Messines's climate page.

More climate data for São Bartolomeu de Messines

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full São Bartolomeu de Messines climate overview or explore weather in Portugal.