Boadilla del Monte weather in September

In September, Boadilla del Monte sees average daytime highs of 26°C and overnight lows near 14°C, with 27 mm of rain across 5.1 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 23°C by the end. The sky is clear or mostly clear about 54% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Boadilla del Monte's 4th-clearest and 11th-windiest month. For the whole year in context, see Boadilla del Monte's year-round climate.

Daytime high
26°
4th warmest
Overnight low
14°
9th coldest
Rainfall
27 mm
5.1 wet days
Daylight
12 h 18 min
7:02 AM – 7:18 PM
Cloud cover
40%
4th clearest
Wind
8 km/h
11th windiest
Solar energy
5.26 kWh/m²
Travel score
7.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 23°C by the end.

A typical September day in Boadilla del Monte reaches about 26°C in the afternoon and slips back to 14°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 30°C. Set against its neighbours, September runs about 5°C cooler than August and about 7°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12916
22916
32816
42816
52815
62815
72815
82715
92715
102715
112714
122614
132614
142614
152614
162514
172513
182513
192513
202413
212413
222413
232412
242412
252312
262312
272312
282312
292312
302211

How September really feels in Boadilla del Monte

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Boadilla del Monte weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 477.529.41.9
Feb11° / 386.41.710.43.0
Mar15° / 487.90.911.74.7
Apr17° / 549.30.3135.5
May21° / 10°509.3014.26.8
Jun27° / 15°234.8014.87.2
Jul31° / 18°92.1014.65.6
Aug31° / 17°112.9013.65.8
Sep26° / 14°275.1012.37.7
Oct19° / 698.1010.96.4
Nov13° / 627.70.49.83.7
Dec / 547.40.89.22.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18416
28416
38317
48218
58218
68119
78020
87921
97822
107723
117624
127525
137525
147327
157327
167129
177129
186931
196931
206832
216733
226634
236634
246634
256634
266634
276535
286535
296535
306535

Chance of precipitation in September

Any precipitation

Boadilla del Monte gets around 27 mm of rain over 5.1 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 16% and peaks near 21% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
111
211
311
411
511
612
712
812
913
1014
1114
1215
1316
1417
1517
1618
1719
1819
1920
2020
2120
2221
2321
2420
2520
2620
2719
2819
2918
3018

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1928
2928
3928
4928
5928
6928
7928
8928
9928
10928
11928
12928
13928
14928
15928
16928
17928
18919
19919
20919
21919
22919
23919
24919
25919
26919
27928
28928
29928
30928

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over September. Sunrise moves from 6:47 AM to 7:16 AM, and sunset from 7:43 PM to 6:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:477:43
212.96:487:42
312.96:497:40
412.86:507:38
512.86:517:37
612.76:527:35
712.76:537:33
812.66:547:32
912.66:557:30
1012.56:567:28
1112.56:577:26
1212.46:587:25
1312.46:597:23
1412.47:007:21
1512.37:017:19
1612.37:027:18
1712.27:037:16
1812.27:047:14
1912.17:057:12
2012.17:067:11
2112.07:077:09
2212.07:087:07
2311.97:097:06
2411.97:107:04
2511.97:117:02
2611.87:127:00
2711.87:136:59
2811.77:146:57
2911.77:156:55
3011.67:166:54

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.26 kWh/m².

For context, solar energy here swings from a low near 1.83 kWh/m² to a high of 7.77 kWh/m² in July across the year — September's 5.26 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.0Intense
46.0Bright
55.9Bright
65.9Bright
75.8Bright
85.7Bright
95.7Bright
105.6Bright
115.5Bright
125.5Bright
135.4Bright
145.4Bright
155.3Bright
165.2Bright
175.2Bright
185.1Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.8Bright
244.7Bright
254.7Bright
264.6Bright
274.6Bright
284.5Bright
294.5Bright
304.4Bright
Planning a trip in September

Is September a good time to visit Boadilla del Monte?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.7
Sightseeing
1st-best month of the year
7.1
Beach & pool
4th-best month of the year

September is one of the better times to visit Boadilla del Monte for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Boadilla del Monte in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Boadilla del Monte sees daytime highs around 26°C and nights near 14°C. Worth packing: light clothes and sun protection. About 5 days see rain.

light clothessun protection

UV index in Boadilla del Monte in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Boadilla del Monte 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 15UV 10Dec 19UV 2
UV index (midday)Level
Jan2Moderate
Feb2Moderate
Mar6High
Apr7High
May7High
Jun9Very high
Jul10Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low
Location & terrain

Where is Boadilla del Monte?

Boadilla del Monte sits at 40.4°N, 3.9°W, 678 m above sea level, in Spain. The nearest listed city is Villaviciosa de Odón, 6.0 km away.

Topography around Boadilla del Monte

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Boadilla del Monte.

Within 3 km, the terrain around Boadilla del Monte has only modest variations in elevation — a maximum elevation change of 108 m around an average of 689 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 278 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,022 m.

The land around Boadilla del Monte is covered by grassland (37%), trees (32%) and artificial surfaces (24%) within 3 km, grassland (37%), artificial surfaces (26%) and trees (20%) within 16 km, and grassland (38%), cropland (35%) and trees (20%) within 80 km.

3 km
108 m
16 km
278 m
80 km
2,022 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Villaviciosa de Odón 6.0 km · Pozuelo de Alarcón 6.0 km · Campamento 7.0 km · Majadahonda 8.0 km · Alcorcón 8.0 km · Móstoles 9.0 km · Las Águilas 9.0 km · Las Rozas de Madrid 10 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
Roman Catholic 58%atheist 16%agnostic 11%non-believer 11%

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 Boadilla del Monte (40.405°, -3.8784°, elevation 678 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).