Ouargla weather in September

In September, Ouargla sees average daytime highs of 36°C and overnight lows near 24°C, with 3 mm of rain across 0.7 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 39°C in the first days to 34°C by the end. The sky is clear or mostly clear about 78% of the time in September, and the air most often feels dry.

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 Ouargla's 4th-clearest and 7th-windiest month. For the whole year in context, see Ouargla's year-round climate.

Daytime high
36°
4th warmest
Overnight low
24°
9th coldest
Rainfall
3 mm
0.7 wet days
Daylight
12 h 12 min
6:27 AM – 6:39 PM
Cloud cover
23%
4th clearest
Wind
14 km/h
7th windiest
Solar energy
6.18 kWh/m²
Travel score
2.4
out of 10

Ouargla is city and capital of Ouargla Province, Algeria.

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 39°C in the first days to 34°C by the end.

A typical September day in Ouargla reaches about 36°C in the afternoon and slips back to 24°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 41°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

20°30°40°151015202530
Avg high (°C)Avg low (°C)
13927
23926
33926
43926
53826
63826
73826
83826
93825
103825
113725
123725
133725
143725
153724
163624
173624
183624
193624
203624
213523
223523
233523
243523
253422
263422
273422
283422
293322
303321

How September really feels in Ouargla

Once humidity and wind are folded in, September averages 30 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
30
2 feel dangerously hot (≥ 39°C)
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.

Ouargla 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
Jan18° / 71.210.17.5
Feb20° / 30.810.88.3
Mar24° / 12°5111.89.0
Apr29° / 16°40.712.87.4
May34° / 21°20.313.64.1
Jun39° / 26°00.1140.9
Jul42° / 28°0013.90.0
Aug41° / 28°0013.20.0
Sep36° / 24°30.712.22.4
Oct30° / 18°40.611.26.4
Nov23° / 11°40.910.48.8
Dec18° / 41.19.97.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 78% 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 13%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1955
2955
3946
4937
5937
6937
7928
8919
9919
10919
119010
128911
138911
148911
158812
168713
178713
188614
198614
208515
218416
228416
238317
248317
258119
268119
278119
288020
298020
308020

Chance of precipitation in September

Any precipitation

Ouargla gets around 3 mm of rain over 0.7 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 2% and peaks near 3% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
22
32
42
52
62
72
82
92
102
112
121
131
141
151
162
172
182
192
202
212
222
233
243
253
263
273
283
293
303

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16227101
26227101
36227101
46128101
56028111
66028111
76127111
86227101
96326101
106326101
11652591
12662491
13662491
14672391
15672391
16682381
17692281
18692281
19682381
20682381
21672391
22672391
23672391
24672391
25682291
26682291
27682291
28692191
29692191
30702181

Wind in September

Winds average 14 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light 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 6:18 AM to 6:36 AM, and sunset from 6:59 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:186:59
212.76:186:58
312.66:196:56
412.66:206:55
512.66:206:54
612.56:216:52
712.56:226:51
812.56:226:50
912.46:236:48
1012.46:236:47
1112.46:246:46
1212.36:256:44
1312.36:256:43
1412.36:266:42
1512.26:276:40
1612.26:276:39
1712.26:286:37
1812.16:296:36
1912.16:296:35
2012.16:306:33
2112.06:306:32
2212.06:316:31
2312.06:326:29
2411.96:326:28
2511.96:336:26
2611.96:346:25
2711.86:346:24
2811.86:356:22
2911.86:366:21
3011.76:366:20

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.18 kWh/m².

For context, solar energy here swings from a low near 3.34 kWh/m² to a high of 7.99 kWh/m² in June across the year — September's 6.18 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.6Intense
56.6Intense
66.6Intense
76.5Intense
86.5Intense
96.5Intense
106.4Intense
116.4Intense
126.3Intense
136.3Intense
146.3Intense
156.2Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.0Intense
216.0Bright
225.9Bright
235.9Bright
245.8Bright
255.8Bright
265.8Bright
275.7Bright
285.7Bright
295.6Bright
305.6Bright
Planning a trip in September

Hazard calendar for Ouargla

In seasonPeak

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

Ouargla sees seasonal dust haze (March–October), heaviest in June.

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

Is September a good time to visit Ouargla?

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

2.4
Sightseeing
9th-best month of the year
5.9
Beach & pool
6th-best month of the year

September is a weaker month for outdoor sightseeing in Ouargla.

What to pack for Ouargla in September

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

In September, Ouargla sees daytime highs around 36°C and nights near 24°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Ouargla 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 Ouargla peaks around June 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 highHighModerateJun 20UV 11Dec 19UV 3
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7Very high
Apr6High
May8Very high
Jun11Extreme
Jul10Very high
Aug8Very high
Sep7High
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Ouargla 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 Ouargla is worst in April — around 102 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (December, 40 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorApr 19100 µg/m³Dec 1240 µg/m³
PM2.5 (µg/m³)Level
Jan46Poor
Feb58Unhealthy
Mar80Unhealthy
Apr102Unhealthy
May92Unhealthy
Jun89Unhealthy
Jul60Unhealthy
Aug59Unhealthy
Sep61Unhealthy
Oct49Poor
Nov42Poor
Dec40Poor
Location & terrain

Where is Ouargla?

Ouargla sits at 31.9°N, 5.3°E, 138 m above sea level, in Algeria. The nearest listed city is Rouissat, 4.0 km away.

GueraraTouggourtTebesbestMegarineTaïbet

Topography around Ouargla

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

Within 3 km, the terrain around Ouargla has only modest variations in elevation — a maximum elevation change of 14 m around an average of 135 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 132 m; within 80 km, only modest variations in elevation — a maximum elevation change of 208 m.

The land around Ouargla is covered by artificial surfaces (57%) and trees (20%) within 3 km, bare terrain (88%) within 16 km, and bare terrain (99%) within 80 km.

3 km
14 m
16 km
132 m
80 km
208 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Rouissat 4.0 km · El Hadjira 76 km · Hassi Messaoud 77 km · Guerara 122 km · Touggourt 147 km · Tebesbest 148 km · Megarine 156 km · Taïbet 161 km

Algeria travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$6,051
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
69%
of population, 2024
Homicide rate
1.2
per 100k, 2023
Road deaths
20.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 468
Religion
Muslim 99%

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 Ouargla (31.9493°, 5.325°, elevation 138 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).