San Sebastián de los Reyes in Fall
In fall (September, October and November), San Sebastián de los Reyes sees average daytime highs around 21°C and overnight lows near 10°C, with 132 mm of rain over about 18 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 30°C in early September to 12°C by late November. The sky is clear or mostly clear about 44% of the time across fall, and the air most often feels dry.
Fall is San Sebastián de los Reyes's 2nd-best season to visit on our travel score. For the whole year in context, see San Sebastián de los Reyes's year-round climate.
- Avg daytime high
- 21°C
- 2nd-warmest season
- Avg overnight low
- 10°C
- Rainfall
- 132 mm
- 18 wet days
- Avg wind
- 8 km/h
- Travel score
- 6.3
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in San Sebastián de los Reyes in Fall
Over the season highs ease from about 30°C in early September to 12°C by late November.
A typical fall day in San Sebastián de los Reyes reaches about 21°C and drops to 10°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in San Sebastián de los Reyes
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
fall sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
San Sebastián de los Reyes weather by month
How the three fall months (September, October and November) 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 | 10° / 2° | 38 | 6.7 | 0.6 | 9.4 | 2.6 |
| Feb | 13° / 2° | 32 | 5.6 | 0.7 | 10.4 | 3.9 |
| Mar | 16° / 5° | 39 | 6.5 | 0.2 | 11.7 | 5.6 |
| Apr | 19° / 7° | 44 | 7.5 | 0 | 13 | 6.4 |
| May | 23° / 11° | 37 | 6.6 | 0 | 14.2 | 7.4 |
| Jun | 29° / 16° | 15 | 3.3 | 0 | 14.8 | 6.7 |
| Jul | 33° / 18° | 6 | 1.4 | 0 | 14.6 | 4.6 |
| Aug | 32° / 18° | 8 | 2 | 0 | 13.6 | 4.9 |
| Sep | 27° / 14° | 21 | 3.8 | 0 | 12.3 | 7.4 |
| Oct | 20° / 10° | 58 | 7.3 | 0 | 10.9 | 6.9 |
| Nov | 14° / 5° | 53 | 6.9 | 0 | 9.7 | 4.5 |
| Dec | 11° / 3° | 43 | 6.8 | 0.4 | 9.2 | 2.8 |
Cloud cover in Fall
The sky is clear or mostly clear about 44% of the time across fall.
Chance of precipitation in Fall
San Sebastián de los Reyes gets around 132 mm of rain over 18 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 8 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 54 min in early September to 9 h 18 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 3.7 kWh/m².
Is fall a good time to visit San Sebastián de los Reyes?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit San Sebastián de los Reyes for sightseeing.
What to pack for San Sebastián de los Reyes in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, San Sebastián de los Reyes sees daytime highs around 21°C and nights near 10°C. Pack light clothes. Worth having: a warm layer and sun protection. About 18 days see rain.
UV index in San Sebastián de los Reyes in Fall
Clear-sky midday UV across fall averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in San Sebastián de los Reyes 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 Sebastián de los Reyes?
San Sebastián de los Reyes sits at 40.6°N, 3.6°W, 685 m above sea level, in Spain. The nearest listed city is Alcobendas, 2.0 km away.
Topography around San Sebastián de los Reyes
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Sebastián de los Reyes.
Within 3 km, the terrain around San Sebastián de los Reyes has only modest variations in elevation — a maximum elevation change of 129 m around an average of 665 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 405 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,986 m.
The land around San Sebastián de los Reyes is covered by artificial surfaces (41%), grassland (24%) and cropland (21%) within 3 km, grassland (39%), artificial surfaces (23%) and cropland (22%) within 16 km, and grassland (34%), cropland (34%) and trees (25%) 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 Sebastián de los Reyes (40.5555°, -3.6273°, elevation 685 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.