San Martín de la Vega weather in December
In December, San Martín de la Vega sees average daytime highs of 11°C and overnight lows near 3°C, with 48 mm of precipitation across 7.4 wet days and about 9.2 hours of daylight. It is the 11th-warmest and 5th-wettest month of the year here.
Day-to-day highs hold fairly steady near 11°C through the month. The sky is clear or mostly clear about 34% of the time in December, and the air most often feels dry.
Daylight stretches from about 9 h 18 min at the start of December to 9 h 12 min by month's end. Set against the rest of the year, December is San Martín de la Vega's 12th-clearest and 11th-windiest month. For the whole year in context, see San Martín de la Vega's year-round climate.
- Daytime high
- 11°
- 11th warmest
- Overnight low
- 3°
- 2nd coldest
- Precipitation
- 48 mm
- 7.4 wet days
- Daylight
- 9 h 12 min
- 8:36 AM – 5:45 PM
- Cloud cover
- 58%
- 12th clearest
- Wind
- 9 km/h
- 11th windiest
- Solar energy
- 1.85 kWh/m²
- Travel score
- 2.8
- out of 10
San Martín de la Vega is capital of San Martín de la Vega Municipality, Spain.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Day-to-day highs hold fairly steady near 11°C through the month.
A typical December day in San Martín de la Vega reaches about 11°C in the afternoon and slips back to 3°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 14°C. Set against its neighbours, December runs about 4°C cooler than November and on par with January.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Avg low (°C) | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 12 | 4 |
| 2 | 12 | 4 |
| 3 | 12 | 4 |
| 4 | 11 | 3 |
| 5 | 11 | 3 |
| 6 | 11 | 3 |
| 7 | 11 | 3 |
| 8 | 11 | 3 |
| 9 | 11 | 3 |
| 10 | 11 | 3 |
| 11 | 11 | 3 |
| 12 | 11 | 3 |
| 13 | 11 | 3 |
| 14 | 11 | 3 |
| 15 | 11 | 3 |
| 16 | 11 | 3 |
| 17 | 11 | 3 |
| 18 | 11 | 3 |
| 19 | 11 | 3 |
| 20 | 11 | 2 |
| 21 | 11 | 2 |
| 22 | 10 | 2 |
| 23 | 10 | 2 |
| 24 | 10 | 2 |
| 25 | 10 | 2 |
| 26 | 10 | 2 |
| 27 | 10 | 2 |
| 28 | 10 | 2 |
| 29 | 10 | 2 |
| 30 | 10 | 2 |
| 31 | 10 | 2 |
How December really feels in San Martín de la Vega
Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 12 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in December is cold — wind chill drags the overnight "feels like" below the raw low.
San Martín de la Vega weather by month
How December compares with the rest of the year at a glance. December is the 11th-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 10° / 2° | 40 | 7.2 | 0.6 | 9.5 | 2.6 |
| Feb | 13° / 3° | 35 | 6.4 | 0.5 | 10.4 | 3.8 |
| Mar | 16° / 5° | 42 | 7.5 | 0.3 | 11.7 | 5.6 |
| Apr | 19° / 8° | 52 | 8.2 | 0 | 13 | 6.4 |
| May | 24° / 12° | 48 | 8.2 | 0 | 14.2 | 7.2 |
| Jun | 29° / 16° | 22 | 4.1 | 0 | 14.8 | 6.3 |
| Jul | 34° / 19° | 8 | 1.5 | 0 | 14.6 | 4.2 |
| Aug | 33° / 19° | 12 | 2.9 | 0 | 13.6 | 4.5 |
| Sep | 27° / 15° | 26 | 4.2 | 0 | 12.3 | 7.2 |
| Oct | 21° / 11° | 62 | 7.9 | 0 | 10.9 | 6.9 |
| Nov | 14° / 6° | 55 | 7.8 | 0 | 9.8 | 4.5 |
| Dec | 11° / 3° | 48 | 7.4 | 0.4 | 9.2 | 2.8 |
Cloud cover in December
The sky is clear or mostly clear about 34% of the time in December, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 53%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 49 | 48 | 48 | 47 | 46 | 46 | 46 | 46 | 46 | 46 | 45 | 45 | 45 | 46 | 46 | 47 | 47 | 47 | 48 | 48 | 49 | 49 | 49 | 50 | 50 | 49 | 49 | 49 | 49 | 49 | 49 |
| Cloudier (%) | 51 | 52 | 52 | 53 | 54 | 54 | 54 | 54 | 54 | 54 | 55 | 55 | 55 | 54 | 54 | 53 | 53 | 53 | 52 | 52 | 51 | 51 | 51 | 50 | 50 | 51 | 51 | 51 | 51 | 51 | 51 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 49 | 51 |
| 2 | 48 | 52 |
| 3 | 48 | 52 |
| 4 | 47 | 53 |
| 5 | 46 | 54 |
| 6 | 46 | 54 |
| 7 | 46 | 54 |
| 8 | 46 | 54 |
| 9 | 46 | 54 |
| 10 | 46 | 54 |
| 11 | 45 | 55 |
| 12 | 45 | 55 |
| 13 | 45 | 55 |
| 14 | 46 | 54 |
| 15 | 46 | 54 |
| 16 | 47 | 53 |
| 17 | 47 | 53 |
| 18 | 47 | 53 |
| 19 | 48 | 52 |
| 20 | 48 | 52 |
| 21 | 49 | 51 |
| 22 | 49 | 51 |
| 23 | 49 | 51 |
| 24 | 50 | 50 |
| 25 | 50 | 50 |
| 26 | 49 | 51 |
| 27 | 49 | 51 |
| 28 | 49 | 51 |
| 29 | 49 | 51 |
| 30 | 49 | 51 |
| 31 | 49 | 51 |
Chance of precipitation in December
San Martín de la Vega gets around 48 mm of rain and snow over 7.4 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 24% and peaks near 26% on the wettest days, and about 0 day brings snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Snow chance (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 26 | 1 |
| 2 | 26 | 1 |
| 3 | 25 | 1 |
| 4 | 25 | 1 |
| 5 | 25 | 1 |
| 6 | 25 | 1 |
| 7 | 25 | 1 |
| 8 | 24 | 1 |
| 9 | 24 | 1 |
| 10 | 24 | 1 |
| 11 | 24 | 1 |
| 12 | 24 | 1 |
| 13 | 24 | 1 |
| 14 | 23 | 1 |
| 15 | 23 | 1 |
| 16 | 23 | 1 |
| 17 | 23 | 1 |
| 18 | 23 | 1 |
| 19 | 23 | 2 |
| 20 | 23 | 2 |
| 21 | 23 | 2 |
| 22 | 24 | 2 |
| 23 | 24 | 2 |
| 24 | 24 | 2 |
| 25 | 24 | 2 |
| 26 | 24 | 2 |
| 27 | 24 | 2 |
| 28 | 24 | 2 |
| 29 | 24 | 2 |
| 30 | 24 | 2 |
| 31 | 24 | 2 |
Humidity in December
Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in December
Winds average 9 km/h in December.
Across December, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 9 | calm |
| 2 | 9 | calm |
| 3 | 9 | calm |
| 4 | 9 | calm |
| 5 | 9 | calm |
| 6 | 9 | calm |
| 7 | 9 | calm |
| 8 | 9 | calm |
| 9 | 9 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 9 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
| 31 | 9 | calm |
Sunrise & sunset in December
Daylight runs from about 9 h 18 min at the start of December to 9 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over December. Sunrise moves from 8:24 AM to 8:42 AM, and sunset from 5:44 PM to 5:53 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.2 | 9.2 | 9.2 | 9.2 |
| Sunrise (AM) | 8:24 | 8:25 | 8:26 | 8:26 | 8:27 | 8:28 | 8:29 | 8:30 | 8:31 | 8:32 | 8:32 | 8:33 | 8:34 | 8:35 | 8:35 | 8:36 | 8:37 | 8:37 | 8:38 | 8:38 | 8:39 | 8:39 | 8:40 | 8:40 | 8:41 | 8:41 | 8:41 | 8:42 | 8:42 | 8:42 | 8:42 |
| Sunset (PM) | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:45 | 5:45 | 5:45 | 5:46 | 5:46 | 5:46 | 5:47 | 5:47 | 5:48 | 5:48 | 5:49 | 5:49 | 5:50 | 5:51 | 5:51 | 5:52 | 5:53 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 9.3 | 8:24 | 5:44 |
| 2 | 9.3 | 8:25 | 5:44 |
| 3 | 9.3 | 8:26 | 5:44 |
| 4 | 9.3 | 8:26 | 5:44 |
| 5 | 9.3 | 8:27 | 5:44 |
| 6 | 9.3 | 8:28 | 5:44 |
| 7 | 9.2 | 8:29 | 5:44 |
| 8 | 9.2 | 8:30 | 5:44 |
| 9 | 9.2 | 8:31 | 5:44 |
| 10 | 9.2 | 8:32 | 5:44 |
| 11 | 9.2 | 8:32 | 5:44 |
| 12 | 9.2 | 8:33 | 5:44 |
| 13 | 9.2 | 8:34 | 5:44 |
| 14 | 9.2 | 8:35 | 5:44 |
| 15 | 9.2 | 8:35 | 5:45 |
| 16 | 9.2 | 8:36 | 5:45 |
| 17 | 9.1 | 8:37 | 5:45 |
| 18 | 9.1 | 8:37 | 5:46 |
| 19 | 9.1 | 8:38 | 5:46 |
| 20 | 9.1 | 8:38 | 5:46 |
| 21 | 9.1 | 8:39 | 5:47 |
| 22 | 9.1 | 8:39 | 5:47 |
| 23 | 9.1 | 8:40 | 5:48 |
| 24 | 9.1 | 8:40 | 5:48 |
| 25 | 9.1 | 8:41 | 5:49 |
| 26 | 9.1 | 8:41 | 5:49 |
| 27 | 9.1 | 8:41 | 5:50 |
| 28 | 9.2 | 8:42 | 5:51 |
| 29 | 9.2 | 8:42 | 5:51 |
| 30 | 9.2 | 8:42 | 5:52 |
| 31 | 9.2 | 8:42 | 5:53 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 1.85 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 1.85 kWh/m² to a high of 7.84 kWh/m² in July across the year — December's 1.85 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 2.0 | 2.0 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 |
| Level | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 2.0 | Dim |
| 2 | 2.0 | Dim |
| 3 | 1.9 | Dim |
| 4 | 1.9 | Dim |
| 5 | 1.9 | Dim |
| 6 | 1.9 | Dim |
| 7 | 1.9 | Dim |
| 8 | 1.9 | Dim |
| 9 | 1.9 | Dim |
| 10 | 1.9 | Dim |
| 11 | 1.9 | Dim |
| 12 | 1.9 | Dim |
| 13 | 1.9 | Dim |
| 14 | 1.8 | Dim |
| 15 | 1.8 | Dim |
| 16 | 1.8 | Dim |
| 17 | 1.8 | Dim |
| 18 | 1.8 | Dim |
| 19 | 1.8 | Dim |
| 20 | 1.8 | Dim |
| 21 | 1.8 | Dim |
| 22 | 1.8 | Dim |
| 23 | 1.8 | Dim |
| 24 | 1.8 | Dim |
| 25 | 1.8 | Dim |
| 26 | 1.9 | Dim |
| 27 | 1.9 | Dim |
| 28 | 1.9 | Dim |
| 29 | 1.9 | Dim |
| 30 | 1.9 | Dim |
| 31 | 1.9 | Dim |
Is December a good time to visit San Martín de la Vega?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in San Martín de la Vega.
What to pack for San Martín de la Vega in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, San Martín de la Vega sees daytime highs around 11°C and nights near 3°C. Pack a warm layer. About 7 days see rain.
UV index in San Martín de la Vega in December
Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in San Martín de la Vega peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (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 | 6 | 7 | 7 | 9 | 10 | 9 | 6 | 4 | 2 | 2 |
| Level | Moderate | Moderate | High | High | High | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 2 | Moderate |
| Mar | 6 | High |
| Apr | 7 | High |
| May | 7 | High |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 2 | Low |
Where is San Martín de la Vega?
San Martín de la Vega sits at 40.2°N, 3.6°W, 518 m above sea level, in Spain. The nearest listed city is Ciempozuelos, 7.0 km away.
Topography around San Martín de la Vega
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Martín de la Vega.
Within 3 km, the terrain around San Martín de la Vega has only modest variations in elevation — a maximum elevation change of 157 m around an average of 539 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 312 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,007 m.
The land around San Martín de la Vega is covered by cropland (39%) and grassland (37%) within 3 km, cropland (39%) and grassland (38%) within 16 km, and cropland (49%) and grassland (29%) 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 San Martín de la Vega (40.2073°, -3.5706°, elevation 518 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).