León weather in September

In September, León sees average daytime highs of 24°C and overnight lows near 11°C, with 30 mm of rain across 5 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 21°C by the end. The sky is clear or mostly clear about 46% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 hours at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is León's 3rd-clearest and 12th-windiest month. For the whole year in context, see León's year-round climate.

Daytime high
24°
4th warmest
Overnight low
11°
9th coldest
Rainfall
30 mm
5 wet days
Daylight
12 h 18 min
7:08 AM – 7:25 PM
Cloud cover
45%
3rd clearest
Wind
9 km/h
12th windiest
Solar energy
4.81 kWh/m²
Travel score
7.8
out of 10

León is Spanish city, capital of the homonymous municipality in Castilla y León, Spain.

Air quality
Good
PM2.5 9.7 µg/m³ · 2019
Founded
~28 BCE

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 26°C in the first days to 21°C by the end.

A typical September day in León reaches about 24°C in the afternoon and slips back to 11°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 29°C. Set against its neighbours, September runs about 4°C cooler than August and about 6°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12613
22613
32613
42613
52613
62513
72512
82512
92512
102512
112512
122412
132412
142412
152412
162411
172311
182311
192311
202311
212211
222211
232211
242210
252210
262210
272110
282110
292110
302110

How September really feels in León

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.

León weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 548.81.99.21.5
Feb10° / 346.91.310.32.5
Mar14° / 448.90.511.64.0
Apr16° / 5110.20.213.14.8
May20° / 509.6014.46.3
Jun25° / 12°316015.17.6
Jul28° / 14°193.9014.87.2
Aug28° / 14°203.7013.77.3
Sep24° / 11°305012.37.8
Oct18° / 719.1010.85.7
Nov12° / 589.70.29.63.0
Dec / 598.90.78.91.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 37%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17228
27228
37228
47327
57228
67129
77129
87129
96931
106931
116832
126733
136634
146535
156337
166238
176040
185941
195842
205743
215743
225644
235644
245644
255644
265644
275644
285743
295644
305644

Chance of precipitation in September

Any precipitation

León gets around 30 mm of rain over 5 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 17% and peaks near 19% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
115
214
314
414
514
614
714
814
915
1015
1116
1216
1316
1416
1517
1617
1717
1818
1918
2018
2119
2219
2319
2419
2519
2619
2719
2819
2919
3019

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 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1937
2937
3946
4946
5946
6955
7955
8955
9955
10955
11955
12955
13955
14955
15955
16964
17964
18964
19964
20964
21964
22964
23964
24973
25973
26973
27973
28973
29973
30973

Wind in September

Winds average 9 km/h in September, the calmest month.

Across September, 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.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 hours 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 84 minutes over September. Sunrise moves from 6:52 AM to 7:24 AM, and sunset from 7:52 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:527:52
213.06:537:51
312.96:547:49
412.96:557:47
512.86:567:45
612.86:577:43
712.76:587:42
812.76:597:40
912.67:007:38
1012.67:017:36
1112.57:037:34
1212.57:047:33
1312.47:057:31
1412.47:067:29
1512.37:077:27
1612.37:087:25
1712.27:097:23
1812.27:107:21
1912.17:117:20
2012.17:137:18
2112.07:147:16
2212.07:157:14
2311.97:167:12
2411.97:177:10
2511.87:187:08
2611.87:197:07
2711.77:207:05
2811.77:227:03
2911.67:237:01
3011.67:246:59

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.81 kWh/m².

For context, solar energy here swings from a low near 1.46 kWh/m² to a high of 7.21 kWh/m² in July across the year — September's 4.81 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.4Bright
75.3Bright
85.3Bright
95.2Bright
105.2Bright
115.1Bright
125.0Bright
135.0Bright
144.9Bright
154.8Bright
164.8Bright
174.7Bright
184.6Bright
194.6Bright
204.5Bright
214.5Bright
224.4Bright
234.3Bright
244.3Bright
254.2Bright
264.2Bright
274.1Bright
284.1Bright
294.0Bright
304.0Moderate
Planning a trip in September

Is September a good time to visit León?

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

7.8
Sightseeing
1st-best month of the year
6.2
Beach & pool
4th-best month of the year

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

What to pack for León in September

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

In September, León sees daytime highs around 24°C and nights near 11°C. Worth packing: light clothes and sun protection. About 5 days see rain.

light clothessun protection

UV index in León 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 León peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 14UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5High
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct5Moderate
Nov2Moderate
Dec2Low
Location & terrain

Where is León?

León sits at 42.6°N, 5.6°W, 844 m above sea level, in Spain. The nearest listed city is San Andrés del Rabanedo, 4.0 km away.

Topography around León

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

Within 3 km, the terrain around León has only modest variations in elevation — a maximum elevation change of 141 m around an average of 838 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 351 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,268 m.

The land around León is covered by artificial surfaces (46%) and grassland (27%) within 3 km, grassland (42%), cropland (29%) and trees (20%) within 16 km, and trees (33%), cropland (33%) and grassland (31%) within 80 km.

3 km
141 m
16 km
351 m
80 km
2,268 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: San Andrés del Rabanedo 4.0 km · Villaquilambre 5.0 km · Benavente 67 km · Mieres 74 km · Sama 78 km · La Felguera 79 km · Ponferrada 84 km · Oviedo 87 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 León (42.6°, -5.5703°, elevation 844 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).