Bilbao weather in December
Bilbao in December averages 10°C (50°F), 124 mm of rain and 2.5 hours of sun a day.
Of the twelve months in Bilbao, December is the third coldest, the third wettest and the dullest.
- Average temp
- 10°C (50°F)
6–14°C · 43–57°F
- Rainfall
- 124 mm
Showers likely
- Sunshine
- 2.5 h
hours per day
What is Bilbao like in December?
Daytime
Days are cool.
Rain
Some rain is likely; pack for showers.
Evening
Evenings are cooler. A layer helps after sunset.
What should I pack for Bilbao in December?
A light rain jacket
About 124 mm falls this month — showers rather than washouts.
A warm mid-layer
Nights drop to around 6°C (43°F).
December compared with November and January
December in Bilbao is 2.4°C cooler than November and 47 mm drier than it, which averages 13°C (55°F).
December in Bilbao is 0.7°C warmer than January and about as wet as it, which averages 9°C (49°F).
Daylight in Bilbao in December
On 15 December the sun is up for 9 hours in Bilbao, rising about 08:37 and setting about 17:36 local time.
December ends 11 minutes shorter than it begins, so the last week of the month is a different length of day from the first.
No month in Bilbao has less daylight than December.
Where to stay in Bilbao
Dates are a starting point for December.
Travel guides for Bilbao
What to read before you book.
Bilbao weather by month
TemperatureRainfall
How December compares with the rest of the year
December is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 9°C / 49°F | 131 mm |
| February | 10°C / 49°F | 108 mm |
| March | 12°C / 53°F | 98 mm |
| April | 13°C / 56°F | 96 mm |
| May | 16°C / 61°F | 76 mm |
| June | 19°C / 65°F | 58 mm |
| July | 21°C / 69°F | 54 mm |
| August | 21°C / 70°F | 53 mm |
| September | 19°C / 67°F | 75 mm |
| October | 17°C / 62°F | 112 mm |
| November | 13°C / 55°F | 170 mm |
| December | 10°C / 50°F | 124 mm |
Check another month
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FAQs about Bilbao in December
December climate averages for Bilbao, 1991–2020.
Bilbao averages 10°C (50°F) in December, ranging from about 6°C (43°F) at night to 14°C (57°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Some. About 124 mm falls across December, enough to need a light jacket but not enough to reshape a trip.
Yes. December averages 10°C (50°F) against 9°C (49°F) in January — 0.7°C warmer.
December is 2.4°C cooler than November, and 47 mm drier.
It is outside the easiest window. The most comfortable stretch here is May to October; December sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.
About 2.5 hours of sun a day on the 1991–2020 average, so daylight is short on useful sun.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what December is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 9 hours of daylight in mid-December, the least of any month in Bilbao.
On 15 December, sunrise is about 08:37 and sunset about 17:36 local time. Both shift across the month — the month ends 11 minutes shorter than it starts.
