Alicante weather in September

In September, Alicante sees average daytime highs of 26°C and overnight lows near 21°C, with 32 mm of rain across 4.4 wet days and about 12.3 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 25°C by the end. The sky is clear or mostly clear about 58% of the time in September, and the air most often feels muggy.

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 Alicante's 4th-clearest and 9th-windiest month. For the whole year in context, see Alicante's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
21°
10th coldest
Rainfall
32 mm
4.4 wet days
Daylight
12 h 12 min
6:49 AM – 7:04 PM
Cloud cover
39%
4th clearest
Wind
12 km/h
9th windiest
Solar energy
5.1 kWh/m²
Travel score
7.9
out of 10

Alicante is human settlement in Alicante, L'Alacantí, Alicante Province, 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 28°C in the first days to 25°C by the end.

A typical September day in Alicante reaches about 26°C in the afternoon and slips back to 21°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 28°C. Set against its neighbours, September runs about 2°C cooler than August and about 3°C warmer than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12823
22823
32823
42823
52723
62723
72722
82722
92722
102722
112722
122722
132722
142722
152621
162621
172621
182621
192621
202621
212621
222621
232520
242520
252520
262520
272520
282520
292520
302520

Alicante weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 10°274.49.65.6
Feb16° / 10°203.910.55.8
Mar17° / 12°254.111.76.6
Apr19° / 14°274.2137.2
May22° / 17°182.914.18.1
Jun25° / 20°71.314.68.8
Jul28° / 23°20.514.48.3
Aug29° / 24°61.413.57.5
Sep26° / 21°324.412.37.9
Oct23° / 18°365.1117.8
Nov19° / 14°355.19.97.0
Dec16° / 11°254.19.46.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18218
28218
38119
48119
58020
68020
77921
87921
97822
107723
117723
127624
137525
147426
157327
167327
177228
187129
197030
207030
217030
226832
236832
246931
257030
267030
277030
287030
297030
307030

Chance of precipitation in September

Any precipitation

Alicante gets around 32 mm of rain over 4.4 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 14% and peaks near 17% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
19
210
310
410
511
611
711
811
912
1012
1112
1212
1312
1412
1513
1613
1713
1814
1915
2015
2116
2217
2317
2417
2517
2617
2717
2817
2917
3017

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
116194529
226214526
327224524
427234522
528254520
638264617
739274616
849284514
9410294512
10510294511
11511304410
1261130449
1371231438
1471231427
1581331426
1681432416
1791432395
1891533385
19101534374
20101635354
21101636334
22111738323
23111739303
24111740293
25121841272
26121842262
27121843252
28131944231
29141944221
30141945211

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2811calm
2911calm
3011calm

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 6:35 AM to 7:02 AM, and sunset from 7:28 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:357:28
212.86:367:26
312.86:377:25
412.76:387:23
512.76:397:21
612.76:407:20
712.66:417:18
812.66:427:17
912.56:437:15
1012.56:447:13
1112.56:447:12
1212.46:457:10
1312.46:467:09
1412.36:477:07
1512.36:487:05
1612.26:497:04
1712.26:507:02
1812.26:517:00
1912.16:526:59
2012.16:536:57
2112.06:536:55
2212.06:546:54
2311.96:556:52
2411.96:566:50
2511.96:576:49
2611.86:586:47
2711.86:596:46
2811.77:006:44
2911.77:016:42
3011.67:026:41

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.1 kWh/m².

For context, solar energy here swings from a low near 2.27 kWh/m² to a high of 7.55 kWh/m² in June across the year — September's 5.1 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.7Bright
45.7Bright
55.6Bright
65.6Bright
75.5Bright
85.5Bright
95.4Bright
105.4Bright
115.3Bright
125.3Bright
135.3Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.8Bright
234.8Bright
244.7Bright
254.7Bright
264.7Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
Planning a trip in September

Is September a good time to visit Alicante?

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

7.9
Sightseeing
4th-best month of the year
7.7
Beach & pool
4th-best month of the year

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

What to pack for Alicante in September

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

In September, Alicante sees daytime highs around 26°C and nights near 21°C. Worth packing: light clothes and sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Alicante in September

The nearest coast averages about 25°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from May 31 to Nov 4 — about 5.2 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar15Bracing
Apr16Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Alicante in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alicante peaks around July 14 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 14UV 10Dec 18UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar6High
Apr8Very high
May7High
Jun9Very high
Jul10Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low
Location & terrain

Where is Alicante?

Alicante sits at 38.3°N, 0.5°W, 18 m above sea level, in Spain. The nearest listed city is San Vicent del Raspeig, 7.0 km away.

Topography around Alicante

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

Within 3 km, the terrain around Alicante has only modest variations in elevation — a maximum elevation change of 170 m around an average of 27 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 575 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,544 m.

The land around Alicante is covered by artificial surfaces (43%) and water (43%) within 3 km, water (42%) and grassland (33%) within 16 km, and water (31%), grassland (23%) and trees (22%) within 80 km.

3 km
170 m
16 km
575 m
80 km
1,544 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: San Vicent del Raspeig 7.0 km · Sant Joan d'Alacant 7.0 km · Mutxamel 8.0 km · El Campello 12 km · Santa Pola 19 km · Elche 21 km · Aspe 25 km · Novelda 25 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 Alicante (38.3452°, -0.4815°, elevation 18 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).