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Weather in Bilbao for December 2026

Your guide to Bilbao weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Bilbao at the beginning of December is 12.5 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 13.2 °C by the end of December.

    • Rain 🌧️

  • Bilbao in December brings notable rainfall, with an average of 16 rainy days and a total precipitation of 140.5 mm.

    • More

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

  • ✨ Is December a good time to visit Bilbao? – Ask the AI Weatherman

Average dry days
15
Dry days
Average rainy days
16
Rainy days
Average snowy days
0
Snow days
Average temperatures
13°/8°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Bilbao Weather December

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

Temperatures trend during December in Bilbao

See the weather trend as well as the moving average line

December weather in Bilbao day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /8° 5.6 mm 1.5
2 Dec. Light rain
Light rain
 10° /8° 8.4 mm 1.5
3 Dec. Moderate rain at times
Moderate rain at times
 12° /7° 5 mm 1.5
4 Dec. Moderate rain
Moderate rain
 12° /8° 11.1 mm 1.5
5 Dec. Moderate rain
Moderate rain
 13° /8° 10.2 mm 1.4
6 Dec. Patchy rain possible
Patchy rain possible
 14° /9° 2.3 mm 1.4
7 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /9° 7.2 mm 1.4
8 Dec. Moderate rain
Moderate rain
 11° /8° 11 mm 1.4
9 Dec. Moderate rain
Moderate rain
 14° /9° 13.9 mm 1.4
10 Dec. Light rain
Light rain
 12° /9° 8.9 mm 1.4
11 Dec. Light rain
Light rain
 12° /8° 5.3 mm 1.4
12 Dec. Heavy rain at times
Heavy rain at times
 13° /8° 5.2 mm 1.4
13 Dec. Light rain
Light rain
 13° /9° 3 mm 1.4
14 Dec. Light rain
Light rain
 14° /9° 3.1 mm 1.3
15 Dec. Light rain
Light rain
 13° /9° 2.7 mm 1.3
16 Dec. Patchy rain possible
Patchy rain possible
 13° /8° 1.6 mm 1.3
17 Dec. Sunny
Sunny
 14° /8° 0.7 mm 1.3
18 Dec. Sunny
Sunny
 15° /8° 0.2 mm 1.3
19 Dec. Light rain
Light rain
 14° /8° 5.5 mm 1.3
20 Dec. Light rain
Light rain
 13° /9° 4.8 mm 1.3
21 Dec. Light rain
Light rain
 14° /9° 3.5 mm 1.3
22 Dec. Patchy rain possible
Patchy rain possible
 15° /10° 1.6 mm 1.3
23 Dec. Light rain shower
Light rain shower
 14° /9° 2.3 mm 1.3
24 Dec. Patchy rain possible
Patchy rain possible
 13° /9° 2 mm 1.3
25 Dec. Patchy rain possible
Patchy rain possible
 12° /8° 1.8 mm 1.3
26 Dec. Patchy rain possible
Patchy rain possible
 12° /7° 1.9 mm 1.3
27 Dec. Light rain
Light rain
 14° /8° 2.7 mm 1.3
28 Dec. Patchy rain possible
Patchy rain possible
 14° /9° 2 mm 1.3
29 Dec. Patchy rain possible
Patchy rain possible
 13° /8° 2.1 mm 1.4
30 Dec. Patchy rain possible
Patchy rain possible
 14° /8° 1.5 mm 1.4
31 Dec. Light rain
Light rain
 14° /8° 3.3 mm 1.4
Next
Important Notice
Our weather forecast for Bilbao 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 Bilbao forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Bilbao weather in December vs November vs January

Compare December weather in Bilbao 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
Patchy rain possible
Patchy rain possible
Temperatures16°/10°13°/8°12°/6°
Rainfall169 mm141 mm129 mm
Wind16.5 km/h16.6 km/h16.8 km/h
Humidity76%78%76%
Rainy days16 days16 days16 days
Dry days14 days15 days15 days

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

Bilbao in December - FAQ

What are the expected maximum and minimum temperatures in Bilbao during December?
During December, expect a variety of temperatures with highs around 13° and lows near 8°, suitable for diverse activities and preferences.

How much rainfall should be expected in Bilbao during December?
Significant rainfall exceeding 140.5 mm is expected in Bilbao during December, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Bilbao during December?
The average wind speed in Bilbao during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Bilbao

Explore the daily rainfall trends and prepare for Bilbaos December weather 💧
Typically, Bilbao has 16 rainy days in December with a total of 140.5 mm of rainfall.

What to pack to Bilbao in December?

🌦️ Mild · highs around 13 °C, frequent showers

As you prepare for your trip to Bilbao 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 Bilbao, during December, is comfortable and enjoyable, regardless of the weather conditions.

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🧥 Clothing

👟 Footwear

🎒 Accessories

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