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Weather in Portugalete for December 2025

Your guide to Portugalete weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Portugalete has been nearly identical to the historical average, with a temperature of 13.2 °C (showing only a slight deviation of 0.5 °C).

  • The forecast for the next days in Portugalete predicts temperatures to be around 13 °C, close to the historical average.

  • In general, the average temperature in Portugalete at the beginning of December is 13.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 11.7 °C by the end of December.

    • Rain 🌧️

  • Portugalete in December brings notable rainfall, with an average of 19 rainy days and a total precipitation of 163.3 mm.

    • More

  • Is December a good time to visit Portugalete? check out the best time to travel to Portugalete page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
12
Dry days
Average rainy days
19
Rainy days
Average snowy days
0
Snow days
Average temperatures
12°/7°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Portugalete Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
15°
2
Moderate or heavy rain shower
12°
3
Patchy rain possible
11°
4
Moderate rain at times
11°
5
Patchy rain possible
14°
6
Moderate or heavy rain shower
15°
7
Moderate or heavy rain shower
15°
8
Moderate or heavy rain shower
13°
9
Moderate or heavy rain shower
14°
10
Patchy rain possible
11°
11
Patchy rain possible
11°
12
Sunny
12°
13
Partly cloudy
12°
14
Moderate rain at times
13°
15
Sunny
16°
16
Patchy rain possible
13°
17
Patchy rain possible
13°
18
Sunny
16°
19
Moderate rain
12°
20
Patchy rain possible
11°
21
Partly cloudy
11°
22
Sunny
12°
23
Patchy rain possible
15°
24
Patchy rain possible
13°
25
Patchy rain possible
12°
26
Patchy rain possible
12°
27
Patchy rain possible
11°
28
Patchy rain possible
12°
29
Overcast
12°
30
Sunny
12°
31
Sunny
11°

Temperatures trend during December in Portugalete

See the weather trend as well as the moving average line

December weather in Portugalete day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Overcast
Overcast
 15° /8° 0 mm 4
2 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 12° /7° 10 mm 3
3 Dec. Patchy rain possible
Patchy rain possible
 11° /7° 4.9 mm 3
4 Dec. Moderate rain at times
Moderate rain at times
 11° /8° 13.5 mm 3
5 Dec. Patchy rain possible
Patchy rain possible
 14° /8° 11.6 mm 4
6 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /11° 9.5 mm 4
7 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /10° 7 mm 4
8 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /9° 14.6 mm 3
9 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /11° 10.8 mm 3
10 Dec. Patchy rain possible
Patchy rain possible
 11° /8° 7.9 mm 3
11 Dec. Patchy rain possible
Patchy rain possible
 11° /6° 0.8 mm 4
12 Dec. Sunny
Sunny
 12° /6° 1 mm 4
13 Dec. Partly cloudy
Partly cloudy
 12° /6° 0 mm 4
14 Dec. Moderate rain at times
Moderate rain at times
 13° /6° 1.6 mm 4
15 Dec. Sunny
Sunny
 16° /9° 0 mm 0.2
16 Dec. Patchy rain possible
Patchy rain possible
 13° /10° 2.2 mm 0.1
17 Dec. Patchy rain possible
Patchy rain possible
 13° /10° 1.8 mm 0.1
18 Dec. Sunny
Sunny
 16° /9° 0 mm 0.2
19 Dec. Moderate rain
Moderate rain
 12° /9° 8.5 mm 0.1
20 Dec. Patchy rain possible
Patchy rain possible
 11° /9° 1.7 mm 2
21 Dec. Partly cloudy
Partly cloudy
 11° /7° 0 mm 3
22 Dec. Sunny
Sunny
 12° /7° 0 mm 3
23 Dec. Patchy rain possible
Patchy rain possible
 15° /11° 0.2 mm 3
24 Dec. Patchy rain possible
Patchy rain possible
 13° /10° 1.4 mm 3
25 Dec. Patchy rain possible
Patchy rain possible
 12° /9° 1.2 mm 3
26 Dec. Patchy rain possible
Patchy rain possible
 12° /10° 1.2 mm 3
27 Dec. Patchy rain possible
Patchy rain possible
 11° /9° 1.6 mm 3
28 Dec. Patchy rain possible
Patchy rain possible
 12° /9° 0.9 mm 3
29 Dec. Overcast
Overcast
 12° /5° 0 mm 3
30 Dec. Sunny
Sunny
 12° /4° 0 mm 4
31 Dec. Sunny
Sunny
 11° /4° 0 mm 4
Next
Important Notice
Our weather forecast for Portugalete in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Portugalete forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Portugalete weather in December vs November vs January

Compare December weather in Portugalete with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
NovemberDecemberJanuary
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Moderate or heavy rain shower
Moderate or heavy rain shower
Temperatures17°/10°12°/7°13°/6°
Rainfall134 mm163 mm143 mm
Wind15.4 km/h16.6 km/h21.7 km/h
Humidity77%78%72%
Rainy days11 days19 days22 days
Dry days19 days12 days9 days

Planning a trip to Portugalete? Discover the best time to visit

Portugalete in December - FAQ

What are the expected maximum and minimum temperatures in Portugalete during December?
During December, expect a variety of temperatures with highs around 12° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in Portugalete during December?
Significant rainfall exceeding 163.3 mm is expected in Portugalete during December, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Portugalete during December?
The average wind speed in Portugalete during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Portugalete in December?

As you prepare for your trip to Portugalete in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Portugalete, during December, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

December rainfall patterns in Portugalete

Explore the daily rainfall trends and prepare for Portugaletes December weather 💧
Typically, Portugalete has 19 rainy days in December with a total of 163.3 mm of rainfall.

Quick links

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Location coordinates Where is Portugalete?

Get accurate weather forecasts for Portugalete, located at latitude 43.321 and longitude -3.021. Stay updated with localized weather information tailored for Portugalete.

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