Santurtzi in Winter
In winter (December, January and February), Santurtzi sees average daytime highs around 11°C and overnight lows near 6°C, with 317 mm of precipitation over about 43 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across winter, daytime highs hold fairly steady around 11°C. The sky is clear or mostly clear about 18% of the time across winter, and the air most often feels dry.
Winter is Santurtzi's weakest season of the year to visit on our travel score. For the whole year in context, see Santurtzi's year-round climate.
- Avg daytime high
- 11°C
- coldest season of the year
- Avg overnight low
- 6°C
- Precipitation
- 317 mm
- 43 wet days
- Avg wind
- 14 km/h
- Travel score
- 2.6
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Santurtzi in Winter
Across winter, daytime highs hold fairly steady around 11°C.
A typical winter day in Santurtzi reaches about 11°C and drops to 6°C overnight. The warmest of the three months is December, the coolest February.
Santurtzi weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 11° / 6° | 112 | 14.8 | 1 | 9.2 | 2.4 |
| Feb | 12° / 6° | 100 | 13.6 | 1.5 | 10.2 | 2.6 |
| Mar | 13° / 7° | 98 | 13.5 | 0.6 | 11.6 | 3.5 |
| Apr | 15° / 9° | 97 | 15.2 | 0 | 13.2 | 3.8 |
| May | 17° / 11° | 84 | 14.2 | 0 | 14.5 | 5.0 |
| Jun | 20° / 14° | 69 | 11.4 | 0 | 15.1 | 6.0 |
| Jul | 22° / 16° | 60 | 10.4 | 0 | 14.9 | 6.6 |
| Aug | 23° / 16° | 55 | 10.3 | 0 | 13.8 | 6.8 |
| Sep | 21° / 15° | 65 | 11.8 | 0 | 12.3 | 6.2 |
| Oct | 18° / 12° | 97 | 13.9 | 0 | 10.8 | 5.4 |
| Nov | 14° / 9° | 135 | 15.6 | 0.1 | 9.5 | 3.5 |
| Dec | 12° / 7° | 105 | 14.4 | 0.4 | 8.8 | 2.8 |
Cloud cover in Winter
The sky is clear or mostly clear about 18% of the time across winter.
Chance of precipitation in Winter
Santurtzi gets around 317 mm of rain and snow over 43 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 14 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 hours in early December to 10 h 48 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 1.8 kWh/m².
Is winter a good time to visit Santurtzi?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Santurtzi.
What to pack for Santurtzi in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Santurtzi sees daytime highs around 11°C and nights near 6°C. Pack a warm layer and rain gear. About 43 days see rain.
Sea temperature near Santurtzi in Winter
The nearest coast averages about 13°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 22°C and coldest in February near 13°C.
It's comfortable for a long swim from Jul 11 to Sep 21 — about 2.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 13 | 13 | 13 | 13 | 15 | 18 | 21 | 22 | 20 | 18 | 16 | 14 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Refreshing | Refreshing | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 13 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 13 | Bracing |
| May | 15 | Cool |
| Jun | 18 | Cool |
| Jul | 21 | Refreshing |
| Aug | 22 | Refreshing |
| Sep | 20 | Refreshing |
| Oct | 18 | Cool |
| Nov | 16 | Cool |
| Dec | 14 | Bracing |
UV index in Santurtzi in Winter
Clear-sky midday UV across winter averages around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Santurtzi peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 2 | 5 | 6 | 6 | 8 | 9 | 8 | 5 | 4 | 2 | 1 |
| Level | Low | Low | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 2 | Low |
| Mar | 5 | Moderate |
| Apr | 6 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 5 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Santurtzi?
Santurtzi sits at 43.3°N, 3.0°W, 13 m above sea level, in Spain. The nearest listed city is Portugalete, 1.0 km away.
Topography around Santurtzi
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santurtzi.
Within 3 km, the terrain around Santurtzi has significant variations in elevation — a maximum elevation change of 437 m around an average of 50 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 994 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,676 m.
The land around Santurtzi is covered by artificial surfaces (41%), trees (22%) and water (22%) within 3 km, trees (47%) and water (27%) within 16 km, and trees (39%) and water (33%) within 80 km.
Spain travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 65% of US
- price level, 2025
- GDP per capita
- $38,627
- 2025
- Happiness
- 6.5 / 10
- World Happiness, 2025
- Safe drinking water
- 99%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2023
- Road deaths
- 3.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 540
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Santurtzi (43.3284°, -3.0325°, elevation 13 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.