Bani Walid weather in September

In September, Bani Walid sees average daytime highs of 33°C and overnight lows near 22°C, with 6 mm of rain across 1.3 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 35°C in the first days to 31°C by the end. The sky is clear or mostly clear about 83% of the time in September, and the air most often feels humid.

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

Daytime high
33°
4th warmest
Overnight low
22°
10th coldest
Rainfall
6 mm
1.3 wet days
Daylight
12 h 12 min
6:53 AM – 7:04 PM
Cloud cover
21%
4th clearest
Wind
13 km/h
9th windiest
Solar energy
5.91 kWh/m²
Travel score
4.5
out of 10

Bani Walid is city in Libya.

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 35°C in the first days to 31°C by the end.

A typical September day in Bani Walid reaches about 33°C in the afternoon and slips back to 22°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 38°C. Set against its neighbours, September runs about 2°C cooler than August and about 4°C warmer than October.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13523
23523
33523
43523
53422
63422
73422
83422
93422
103422
113422
123422
133422
143322
153322
163322
173322
183321
193321
203321
213321
223221
233221
243221
253221
263221
273221
283120
293120
303120

How September really feels in Bani Walid

Once humidity and wind are folded in, September averages 24 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
24
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Bani Walid weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 82.210.26.9
Feb18° / 92.310.87.5
Mar22° / 10°122.111.88.3
Apr26° / 13°61.212.88.5
May30° / 17°40.813.66.5
Jun34° / 20°10.3144.2
Jul36° / 22°00.113.93.2
Aug35° / 23°10.313.23.2
Sep33° / 22°61.312.24.5
Oct29° / 18°81.811.27.1
Nov23° / 13°5110.48.6
Dec18° / 61.4107.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 83% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 9% 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
7982
8973
9973
10973
11973
12964
13955
14955
15946
16946
17928
18928
19919
209010
218911
228812
238713
248614
258515
268515
278416
288416
298218
308218

Chance of precipitation in September

Any precipitation

Bani Walid gets around 6 mm of rain over 1.3 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 4% and peaks near 7% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
12
22
32
43
53
63
73
83
94
104
114
124
134
144
154
164
174
185
195
205
215
225
235
246
256
266
276
287
297
307

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1112338261
2112339261
3112339261
4112339251
5102440251
6102440241
7102440241
8102441231
9112541231
10112541221
11112541221
12112541211
13112641211
14122641201
15122741201
16122740191
17132740191
18132840191
19142839191
20142839181
21142839181
22152838180
23152938180
24162937170
25162937170
26173036160
27183036160
28193035150
29193135150
30203134140

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light 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 7:24 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:437:24
212.66:447:23
312.66:457:22
412.66:457:20
512.66:467:19
612.56:467:18
712.56:477:16
812.56:487:15
912.46:487:14
1012.46:497:12
1112.46:507:11
1212.36:507:10
1312.36:517:08
1412.36:517:07
1512.26:527:05
1612.26:537:04
1712.26:537:03
1812.16:547:01
1912.16:557:00
2012.16:556:59
2112.06:566:57
2212.06:566:56
2312.06:576:55
2411.96:586:53
2511.96:586:52
2611.96:596:50
2711.87:006:49
2811.87:006:48
2911.87:016:46
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 5.91 kWh/m².

For context, solar energy here swings from a low near 3.12 kWh/m² to a high of 7.86 kWh/m² in July across the year — September's 5.91 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.6Intense
26.5Intense
36.5Intense
46.4Intense
56.4Intense
66.4Intense
76.3Intense
86.3Intense
96.2Intense
106.2Intense
116.2Intense
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
265.4Bright
275.4Bright
285.3Bright
295.3Bright
305.2Bright
Planning a trip in September

Hazard calendar for Bani Walid

In seasonPeak

In September, Bani Walid sits inside its dust season. The full year is below, with each hazard's peak months called out.

Bani Walid 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 Bani Walid?

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

4.5
Sightseeing
9th-best month of the year
8.0
Beach & pool
4th-best month of the year

September is a reasonable time to visit Bani Walid for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Bani Walid in September

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

In September, Bani Walid sees daytime highs around 33°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Bani Walid in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bani Walid peaks around June 19 at about 11 (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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighHighVery highExtremeVery highModerateJun 19UV 11Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb6High
Mar7Very high
Apr6High
May8Very high
Jun11Extreme
Jul10Very high
Aug11Extreme
Sep9Very high
Oct8Very high
Nov5Moderate
Dec3Moderate

Air quality in Bani Walid 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 Bani Walid is worst in April — around 67 µg/m³ PM2.5 (unhealthy), about 2.6× the cleanest month (August, 26 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorApr 1566 µg/m³Aug 1426 µg/m³
PM2.5 (µg/m³)Level
Jan55Poor
Feb50Poor
Mar57Unhealthy
Apr67Unhealthy
May54Poor
Jun40Poor
Jul28Moderate
Aug26Moderate
Sep30Moderate
Oct32Moderate
Nov37Poor
Dec42Poor
Location & terrain

Where is Bani Walid?

Bani Walid sits at 31.7°N, 14.0°E, 269 m above sea level, in Libya. The nearest listed city is Tarhuna, 83 km away.

MsalātahZlitenAl QawāsimMizdahGharyanAl KhumsQaşr Khiyār

Topography around Bani Walid

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

Within 3 km, the terrain around Bani Walid has only modest variations in elevation — a maximum elevation change of 82 m around an average of 256 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 200 m; within 80 km, large variations in elevation — a maximum elevation change of 930 m.

The land around Bani Walid is covered by bare terrain (54%) and artificial surfaces (34%) within 3 km, bare terrain (93%) within 16 km, and bare terrain (93%) within 80 km.

3 km
82 m
16 km
200 m
80 km
930 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Tarhuna 83 km · Msalātah 93 km · Zliten 97 km · Al Qawāsim 100 km · Mizdah 100 km · Gharyan 103 km · Al Khums 104 km · Qaşr Khiyār 107 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 Bani Walid (31.7455°, 13.9835°, elevation 269 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. 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).