Al-'Alūaṣ weather in September

In September, Al-'Alūaṣ sees average daytime highs of 28°C and overnight lows near 24°C, with 10 mm of rain across 1.8 wet days and about 12.2 hours of daylight. It is the 2nd-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 82% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Al-'Alūaṣ's 4th-clearest and 8th-windiest month. For the whole year in context, see Al-'Alūaṣ's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
24°
11th coldest
Rainfall
10 mm
1.8 wet days
Daylight
12 h 12 min
6:52 AM – 7:04 PM
Cloud cover
20%
4th clearest
Wind
17 km/h
8th windiest
Solar energy
5.59 kWh/m²
Travel score
8.0
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical September day in Al-'Alūaṣ reaches about 28°C in the afternoon and slips back to 24°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 31°C. Set against its neighbours, September runs on par with August and about 3°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12925
22925
32925
42925
52925
62925
72925
82925
92825
102825
112825
122825
132824
142824
152824
162824
172824
182824
192824
202824
212824
222824
232824
242724
252724
262724
272723
282723
292723
302723

Al-'Alūaṣ weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan16° / 13°557.710.15.6
Feb16° / 13°405.910.85.9
Mar18° / 14°244.211.87.0
Apr20° / 16°122.212.88.0
May23° / 18°50.913.78.8
Jun25° / 21°10.314.19.2
Jul28° / 24°00.113.98.9
Aug29° / 25°10.313.27.9
Sep28° / 24°101.812.28.0
Oct26° / 22°264.211.28.1
Nov21° / 18°325.710.37.6
Dec18° / 14°477.79.96.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 82% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 10% of September, with mostly cloudy or overcast conditions the remaining 8%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1982
2982
3982
4982
5982
6982
7964
8964
9964
10964
11964
12955
13946
14946
15937
16937
17928
18919
19919
208911
218911
228713
238713
248614
258515
268515
278416
288416
298416
308317

Chance of precipitation in September

Any precipitation

Al-'Alūaṣ gets around 10 mm of rain over 1.8 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 6% and peaks near 10% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
12
22
32
43
53
63
73
83
94
104
114
124
134
145
155
165
176
186
196
207
217
228
238
248
259
269
279
2810
2910
3010

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 44% of days. Sticky, muggy-or-worse air turns up on roughly 86% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10336565
20437545
30438544
40439534
50540514
60640504
70641494
80742484
90742474
100843464
110843453
120944443
130944433
1401045423
1501145422
1601146412
1711246392
1811347382
1911347372
2011448352
2121548342
2221648322
2331748311
2431848291
2541948281
2642147261
2742247251
2852447231
2952646221
3062846201

Wind in September

Winds average 17 km/h in September.

Across September, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over September. Sunrise moves from 6:43 AM to 7:02 AM, and sunset from 7:25 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:437:25
212.76:437:24
312.66:447:22
412.66:457:21
512.66:457:20
612.56:467:18
712.56:477:17
812.56:477:16
912.46:487:14
1012.46:497:13
1112.46:497:11
1212.36:507:10
1312.36:517:09
1412.36:517:07
1512.26:527:06
1612.26:527:04
1712.26:537:03
1812.16:547:02
1912.16:547:00
2012.16:556:59
2112.06:566:57
2212.06:566:56
2312.06:576:55
2411.96:586:53
2511.96:596:52
2611.96:596:50
2711.87:006:49
2811.87:016:48
2911.77:016:46
3011.77:026:45

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.59 kWh/m².

For context, solar energy here swings from a low near 2.67 kWh/m² to a high of 7.6 kWh/m² in July across the year — September's 5.59 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.2Intense
36.2Intense
46.1Intense
56.1Intense
66.0Intense
76.0Intense
86.0Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.8Bright
145.7Bright
155.7Bright
165.6Bright
175.6Bright
185.5Bright
195.5Bright
205.4Bright
215.4Bright
225.3Bright
235.3Bright
245.2Bright
255.2Bright
265.1Bright
275.0Bright
285.0Bright
295.0Bright
304.9Bright
Planning a trip in September

Hazard calendar for Al-'Alūaṣ

In seasonPeak

None of Al-'Alūaṣ's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Al-'Alūaṣ sees seasonal dust haze (March–June), heaviest in April.

Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Al-'Alūaṣ?

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

8.0
Sightseeing
5th-best month of the year
8.9
Beach & pool
3rd-best month of the year

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

What to pack for Al-'Alūaṣ in September

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

In September, Al-'Alūaṣ sees daytime highs around 28°C and nights near 24°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Al-'Alūaṣ in September

The nearest coast averages about 27°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 20 km away) is warmest in August at about 27°C and coldest in March near 16°C.

It's comfortable for a long swim from May 25 to Dec 12 — about 6.6 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan17Cool
Feb16Cool
Mar16Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul26Warm
Aug27Warm
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec20Cool

UV index in Al-'Alūaṣ in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Al-'Alūaṣ peaks around June 20 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highModerateJun 20UV 10Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7High
May7High
Jun11Extreme
Jul9Very high
Aug10Very high
Sep8Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Al-'Alūaṣ 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 Al-'Alūaṣ is worst in March — around 28 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (August, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 2428 µg/m³Aug 119 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb26Moderate
Mar28Moderate
Apr28Moderate
May20Moderate
Jun13Moderate
Jul9Good
Aug9Good
Sep13Moderate
Oct17Moderate
Nov21Moderate
Dec21Moderate
Location & terrain

Where is Al-'Alūaṣ?

Al-'Alūaṣ sits at 32.7°N, 14.0°E, 48 m above sea level, in Libya. The nearest listed city is Qaşr Khiyār, 11 km away.

Topography around Al-'Alūaṣ

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Al-'Alūaṣ.

Within 3 km, the terrain around Al-'Alūaṣ has only modest variations in elevation — a maximum elevation change of 118 m around an average of 61 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 413 m; within 80 km, large variations in elevation — a maximum elevation change of 649 m.

The land around Al-'Alūaṣ is covered by cropland (43%) and grassland (39%) within 3 km, grassland (47%) and water (32%) within 16 km, and water (34%), bare terrain (26%) and grassland (24%) within 80 km.

3 km
118 m
16 km
413 m
80 km
649 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Qaşr Khiyār 11 km · Msalātah 16 km · Qaşr al Qarabūllī 24 km · Al Khums 28 km · Tarhuna 44 km · Tājūrā’ 61 km · Zliten 62 km · Qaşr Bin Ghashīr 73 km

Libya travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F / L
230 V · 50 Hz
Prices
≈ 39% of US
price level, 2025
GDP per capita
$6,449
2025
Happiness
5.7 / 10
World Happiness, 2025
Road deaths
21.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 395
Religion
Muslim 97%Christian 3%

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 Al-'Alūaṣ (32.7101°, 13.9671°, elevation 48 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).