Benghazi weather in September

In September, Benghazi sees average daytime highs of 29°C and overnight lows near 23°C, with 2 mm of rain across 0.5 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 94% 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 Benghazi's 4th-clearest and 11th-windiest month. For the whole year in context, see Benghazi's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
23°
10th coldest
Rainfall
2 mm
0.5 wet days
Daylight
12 h 12 min
6:28 AM – 6:40 PM
Cloud cover
11%
4th clearest
Wind
16 km/h
11th windiest
Solar energy
5.94 kWh/m²
Travel score
7.8
out of 10

Benghazi is second largest city in Libya.

Density
2,412/km²
people per km²
Founded
~524 BCE

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in Benghazi reaches about 29°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, September runs about 1°C cooler than August and about 3°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62924
72924
82924
92924
102924
112924
122924
132924
142924
152923
162923
172923
182923
192923
202923
212823
222823
232823
242823
252823
262823
272823
282823
292822
302822

How September really feels in Benghazi

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.

Benghazi weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 12°397.610.15.8
Feb17° / 12°305.610.86.1
Mar19° / 13°153.411.87.4
Apr22° / 16°41.112.88.5
May25° / 19°20.713.69.0
Jun27° / 22°10.214.18.8
Jul29° / 24°0013.97.9
Aug30° / 25°0013.27.3
Sep29° / 23°20.512.27.8
Oct26° / 21°112.111.28.5
Nov22° / 17°173.610.48.0
Dec18° / 14°437.69.96.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 94% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 3% of September, with mostly cloudy or overcast conditions the remaining 3%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11000
21000
31000
41000
51000
61000
71000
81000
9991
10991
11991
12991
13991
14982
15982
16982
17973
18964
19964
20964
21964
22964
23946
24946
25946
26946
27937
28928
29928
30919

Chance of precipitation in September

Any precipitation

Benghazi gets around 2 mm of rain over 0.5 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 1% and peaks near 3% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
81
91
101
111
121
131
141
151
161
171
182
192
202
212
222
232
243
253
263
273
283
293
303

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 48% of days. Sticky, muggy-or-worse air turns up on roughly 58% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
102175328
203185326
303195424
403205522
504225420
604235518
704255417
804265515
904285414
1004295413
1104315411
1204325410
130434539
140535528
150537517
160538507
170539506
180640495
190641475
200742464
210843454
220944444
2301044423
2411145413
2511245393
2611345383
2711546362
2811646352
2921746332
3021946322

Wind in September

Winds average 16 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
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light 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 6:19 AM to 6:37 AM, and sunset from 7:00 PM to 6:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:197:00
212.76:196:59
312.66:206:58
412.66:216:56
512.66:216:55
612.56:226:54
712.56:236:52
812.56:236:51
912.46:246:49
1012.46:246:48
1112.46:256:47
1212.36:266:45
1312.36:266:44
1412.36:276:43
1512.26:286:41
1612.26:286:40
1712.26:296:38
1812.16:306:37
1912.16:306:36
2012.16:316:34
2112.06:316:33
2212.06:326:32
2312.06:336:30
2411.96:336:29
2511.96:346:27
2611.96:356:26
2711.86:356:25
2811.86:366:23
2911.86:376:22
3011.76:376:21

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.94 kWh/m².

For context, solar energy here swings from a low near 2.73 kWh/m² to a high of 7.76 kWh/m² in June across the year — September's 5.94 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.4Intense
56.4Intense
66.3Intense
76.3Intense
86.3Intense
96.2Intense
106.2Intense
116.1Intense
126.1Intense
136.1Intense
146.0Intense
156.0Bright
165.9Bright
175.9Bright
185.8Bright
195.8Bright
205.7Bright
215.7Bright
225.6Bright
235.6Bright
245.5Bright
255.5Bright
265.5Bright
275.4Bright
285.3Bright
295.3Bright
305.2Bright
Planning a trip in September

Hazard calendar for Benghazi

In seasonPeak

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

Benghazi sees seasonal dust haze (April–May), heaviest in April.

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

Is September a good time to visit Benghazi?

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

7.8
Sightseeing
7th-best month of the year
9.4
Beach & pool
3rd-best month of the year

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

What to pack for Benghazi in September

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

In September, Benghazi sees daytime highs around 29°C and nights near 23°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Benghazi in September

The nearest coast averages about 26°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 18 km away) is warmest in August at about 27°C and coldest in March near 17°C.

It's comfortable for a long swim from May 23 to Dec 19 — about 6.9 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar17Cool
Apr18Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct25Warm
Nov23Refreshing
Dec20Refreshing

UV index in Benghazi 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 Benghazi peaks around August 12 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 highVery highHighModerateAug 12UV 10Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May7High
Jun9Very high
Jul10Very high
Aug10Extreme
Sep8Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Benghazi 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 Benghazi is worst in April — around 28 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (August, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1327 µg/m³Aug 119 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb25Moderate
Mar24Moderate
Apr28Moderate
May19Moderate
Jun12Good
Jul9Good
Aug9Good
Sep11Good
Oct16Moderate
Nov17Moderate
Dec14Moderate
Location & terrain

Where is Benghazi?

Benghazi sits at 32.1°N, 20.1°E, 3 m above sea level, in Libya. The nearest listed city is Al Abyār, 50 km away.

Az ZuwaytīnahAjdabiyaAl Bayḑā’ShahhatAl Burayqah

Topography around Benghazi

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

Within 3 km, the terrain around Benghazi has only modest variations in elevation — a maximum elevation change of 23 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 89 m; within 80 km, large variations in elevation — a maximum elevation change of 648 m.

The land around Benghazi is covered by artificial surfaces (48%) and water (33%) within 3 km, water (49%) and grassland (20%) within 16 km, and water (39%) and bare terrain (24%) within 80 km.

3 km
23 m
16 km
89 m
80 km
648 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Al Abyār 50 km · Qaryat Sulūq 53 km · Al Marj 83 km · Az Zuwaytīnah 129 km · Ajdabiya 152 km · Al Bayḑā’ 174 km · Shahhat 185 km · Al Burayqah 196 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 Benghazi (32.1149°, 20.0686°, elevation 3 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).