San Sebastián de los Reyes
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San Sebastián de los Reyes Weather in December

In San Sebastián de los Reyes, December brings low daytime temperatures around 12°C (54°F), with nights cooling to 2°C (36°F). Some rainfall is to be expected.

Rainfall in San Sebastián de los Reyes in December

Records from the past 30 years suggest around 13 days of rain, with 49 mm (1.9 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in San Sebastián de los Reyes in December

San Sebastián de los Reyes in December gets highs of 12°C (54°F) during the day and drops to 2°C (36°F) at night. December is part of winter. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights fall to 2°C (36°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in San Sebastián de los Reyes in December

The month experiences a moderate amount of sunlight, with 122 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in San Sebastián de los Reyes in December

December sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.

If your ideal day consists of dry skies and pleasant temperatures, May, September and October typically offer the best circumstances for San Sebastián de los Reyes.

San Sebastián de los Reyes Temperature in December

Min Temperature
2°C (36°F)
Max Temperature
12°C (54°F)
Chance of Rain
45%
Precipitation
49 mm (1.9 in)
Rainy days
13 days
Humidity
77% *
Windspeed
2 m/s (4 knots) *
Sunshine
122 hours *
Percentage Sunshine
49% *
* Data from: Madrid, Spain (10 KM, 6 Miles).

San Sebastián de los Reyes Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Sebastián de los Reyes - and find the best time to visit.

Best Places in Spain in December

Find out more about the weather in Spain and which places have the best travel conditions in this month. See all of Spain in December →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in San Sebastián de los Reyes in December

The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in San Sebastián de los Reyes 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
    5/10
  • Outdoor sports
    6/10

San Sebastián de los Reyes 3-Day Forecast

More climate data for San Sebastián de los Reyes

Popular in December

Where to go in December - average daytime high across popular destinations.

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