Barañáin weather in September

In September, Barañáin sees average daytime highs of 23°C and overnight lows near 12°C, with 50 mm of rain across 7.9 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 25°C in the first days to 21°C by the end. The sky is clear or mostly clear about 37% 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 Barañáin's 3rd-clearest and 10th-windiest month. For the whole year in context, see Barañáin's year-round climate.

Daytime high
23°
4th warmest
Overnight low
12°
9th coldest
Rainfall
50 mm
7.9 wet days
Daylight
12 h 18 min
6:52 AM – 7:10 PM
Cloud cover
51%
3rd clearest
Wind
10 km/h
10th windiest
Solar energy
4.41 kWh/m²
Travel score
7.2
out of 10

Barañáin is municipal capital of Barañáin, Navarre, Spain.

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 25°C in the first days to 21°C by the end.

A typical September day in Barañáin reaches about 23°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 28°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12514
22514
32513
42413
52413
62413
72413
82413
92413
102413
112313
122312
132312
142312
152312
162312
172212
182212
192212
202212
212212
222211
232111
242111
252111
262111
272111
282111
292111
302111

How September really feels in Barañáin

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.

Barañáin 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 / 6811.42.69.21.5
Feb10° / 5910.23.510.32.1
Mar13° / 6610.91.911.63.6
Apr15° / 80130.413.14.3
May19° / 6911.3014.45.8
Jun23° / 13°497.8015.17.3
Jul26° / 15°265.4014.87.7
Aug26° / 15°426.4013.77.5
Sep23° / 12°507.9012.37.2
Oct18° / 75100.110.85.7
Nov12° / 82120.69.63.1
Dec / 6610.61.88.91.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15941
26040
35941
45941
55941
65842
75941
85941
95842
105842
115842
125842
135842
145743
155644
165545
175545
185446
195347
205347
215347
225248
235149
245149
255050
265050
274951
284852
294852
304852

Chance of precipitation in September

Any precipitation

Barañáin gets around 50 mm of rain over 7.9 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 26% and peaks near 31% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
120
221
321
422
522
622
723
823
924
1024
1125
1225
1326
1426
1526
1627
1727
1828
1928
2028
2129
2229
2329
2430
2530
2631
2731
2831
2931
3031

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 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1463915
2483814
3503713
4513613
5523612
6543511
7553411
8563410
958339
1058339
1160328
1260328
1361327
1462326
1563316
1664315
1765305
1866304
1967294
2069283
2170273
2271263
2373252
2473252
2574242
2674242
2776231
2877221
2978211
3079201

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 6:36 AM to 7:08 AM, and sunset from 7:37 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:367:37
213.06:377:35
312.96:387:34
412.96:397:32
512.86:407:30
612.86:417:28
712.76:427:26
812.76:447:24
912.66:457:23
1012.66:467:21
1112.56:477:19
1212.56:487:17
1312.46:497:15
1412.46:507:13
1512.36:517:11
1612.36:527:10
1712.26:547:08
1812.26:557:06
1912.16:567:04
2012.16:577:02
2112.06:587:00
2212.06:596:58
2311.97:006:57
2411.97:016:55
2511.87:036:53
2611.87:046:51
2711.77:056:49
2811.77:066:47
2911.67:076:46
3011.67:086:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.41 kWh/m².

For context, solar energy here swings from a low near 1.49 kWh/m² to a high of 6.35 kWh/m² in June across the year — September's 4.41 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.0Bright
35.0Bright
45.0Bright
54.9Bright
64.9Bright
74.8Bright
84.8Bright
94.7Bright
104.7Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.4Bright
164.3Bright
174.3Bright
184.3Bright
194.2Bright
204.2Bright
214.1Bright
224.1Bright
234.0Bright
244.0Moderate
253.9Moderate
263.9Moderate
273.8Moderate
283.8Moderate
293.7Moderate
303.7Moderate
Planning a trip in September

Is September a good time to visit Barañáin?

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

7.2
Sightseeing
4th-best month of the year
5.3
Beach & pool
4th-best month of the year

September is one of the better times to visit Barañáin for general sightseeing.

What to pack for Barañáin in September

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

In September, Barañáin sees daytime highs around 23°C and nights near 12°C. Worth packing: light clothes. About 8 days see rain.

light clothes

Sea temperature near Barañáin in September

The nearest coast averages about 21°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 65 km away) is warmest in August at about 22°C and coldest in February near 12°C.

It's comfortable for a long swim from Jul 1 to Sep 25 — about 2.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar13Bracing
Apr14Bracing
May16Cool
Jun19Cool
Jul21Refreshing
Aug22Refreshing
Sep21Refreshing
Oct18Cool
Nov16Cool
Dec14Bracing

UV index in Barañáin 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 Barañáin peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 14UV 9Dec 20UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar5Moderate
Apr6High
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Barañáin in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Barañáin is worst in February — around 16 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodGoodFeb 2116 µg/m³Nov 188 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb16Moderate
Mar16Moderate
Apr13Moderate
May10Good
Jun12Moderate
Jul10Good
Aug10Good
Sep10Good
Oct10Good
Nov8Good
Dec9Good
Location & terrain

Where is Barañáin?

Barañáin sits at 42.8°N, 1.7°W, 441 m above sea level, in Spain. The nearest listed city is Ermitagaña, 1.0 km away.

Topography around Barañáin

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

Within 3 km, the terrain around Barañáin has only modest variations in elevation — a maximum elevation change of 118 m around an average of 433 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 801 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,427 m.

The land around Barañáin is covered by artificial surfaces (50%) and cropland (28%) within 3 km, trees (37%) and cropland (37%) within 16 km, and trees (45%), cropland (24%) and grassland (21%) within 80 km.

3 km
118 m
16 km
801 m
80 km
2,427 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Ermitagaña 1.0 km · Iturrama 2.0 km · Primer Ensanche 3.0 km · Segundo Ensanche 3.0 km · Pamplona 3.0 km · Burlata 5.0 km · Altsasu 41 km · Tolosa 49 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 Barañáin (42.8057°, -1.6773°, elevation 441 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).