San Martín Weather in December

December in San Martín sees daytime temperatures around 10°C (50°F) and lows of 2°C (36°F) at night. With around 112 mm (4.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in San Martín in December

Based on our climate data of the past 30 years, about 17 days of rain are anticipated, with 112 mm (4.4 in) on average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in San Martín in December

In December, expect low temperatures in San Martín, with highs of 10°C (50°F) and lows of 2°C (36°F) at night. Experience the winter season in December. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With lows around 2°C (36°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in San Martín in December

The month experiences a moderate amount of sunlight, with 105 hours of sunshine. This provides a nice balance between sunshine and clouds.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit San Martín. Our weather planner can help you explore destinations with more pleasant weather conditions.

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Check the conditions for any month of the year.

• January
• February
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• May
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• August

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For a detailed overview over the year and the best time to visit Spain, check out our San Martín's climate page.

San Martín Temperature in December

Min Temperature 2°C (36°F)  

Max Temperature 10°C (50°F)  

Chance of Rain 56%  

Precipitation 112 mm (4.4 in)  

Rainy days 17 days  

Humidity 77% *  

Sunshine 105 hours *  

Percentage Sunshine *  

* Data from: Oviedo, Spain (28 KM, 17 Miles).

What to Wear in San Martín in December

Dress warmly and in layers for your trip to San Martín in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in San Martín in December

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

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

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 Spain, check out our San Martín's climate page.

More climate data for San Martín

Temperature Rainfall Sunshine Humidity

See the full San Martín climate overview or explore weather in Spain.