Ouenza weather in September

In September, Ouenza sees average daytime highs of 30°C and overnight lows near 17°C, with 32 mm of rain across 7.4 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 32°C in the first days to 28°C by the end. The sky is clear or mostly clear about 51% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Ouenza's 4th-clearest and 11th-windiest month. For the whole year in context, see Ouenza's year-round climate.

Daytime high
30°
4th warmest
Overnight low
17°
9th coldest
Rainfall
32 mm
7.4 wet days
Daylight
12 h 12 min
6:15 AM – 6:29 PM
Cloud cover
43%
4th clearest
Wind
7 km/h
11th windiest
Solar energy
5.19 kWh/m²
Travel score
5.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 32°C in the first days to 28°C by the end.

A typical September day in Ouenza reaches about 30°C in the afternoon and slips back to 17°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 35°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13219
23219
33219
43218
53218
63118
73118
83118
93118
103118
113018
123017
133017
143017
153017
163017
173017
182917
192917
202916
212916
222916
232816
242816
252816
262816
272815
282815
292715
302715

How September really feels in Ouenza

Once humidity and wind are folded in, September averages 2 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
2
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.

Ouenza weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 377.29.84.1
Feb14° / 316.810.64.5
Mar17° / 43811.76.0
Apr21° / 418.112.96.9
May26° / 13°337.413.97.2
Jun32° / 17°204.314.45.0
Jul35° / 20°92.814.23.1
Aug35° / 20°17513.43.2
Sep30° / 17°327.412.25.7
Oct25° / 13°315.911.17.6
Nov19° / 325.510.16.7
Dec14° / 326.19.64.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 22% of September, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18515
28416
38416
48218
58218
68020
78020
87921
97822
107822
117624
127624
137426
147327
157228
167030
177030
186931
196832
206832
216733
226733
236733
246733
256733
266634
276634
286634
296733
306733

Chance of precipitation in September

Any precipitation

Ouenza gets around 32 mm of rain over 7.4 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 24% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
123
223
324
424
525
625
725
826
926
1026
1126
1226
1325
1425
1525
1625
1725
1825
1925
2024
2124
2224
2324
2424
2523
2623
2723
2823
2923
3023

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 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14237192
24137202
34137202
44137202
54037202
64037202
74037203
84137203
94137203
104137193
114237192
124237192
134337182
144337182
154437172
164437172
174537162
184538161
194638151
204737141
214837141
224937131
235037130
245236120
255236120
265435110
275634100
285733100
29583390
30603280

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 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 66 minutes over September. Sunrise moves from 6:03 AM to 6:26 AM, and sunset from 6:51 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:036:51
212.86:046:50
312.76:056:48
412.76:066:47
512.66:066:45
612.66:076:44
712.66:086:42
812.56:096:41
912.56:106:39
1012.56:106:38
1112.46:116:36
1212.46:126:35
1312.36:136:33
1412.36:136:32
1512.36:146:30
1612.26:156:29
1712.26:166:27
1812.16:176:25
1912.16:176:24
2012.16:186:22
2112.06:196:21
2212.06:206:19
2312.06:216:18
2411.96:216:16
2511.96:226:15
2611.86:236:13
2711.86:246:12
2811.86:256:10
2911.76:266:09
3011.76:266:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.19 kWh/m².

For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 7.51 kWh/m² in July across the year — September's 5.19 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.8Bright
35.8Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.4Bright
115.4Bright
125.3Bright
135.3Bright
145.3Bright
155.2Bright
165.2Bright
175.1Bright
185.1Bright
195.0Bright
205.0Bright
215.0Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
Planning a trip in September

Hazard calendar for Ouenza

In seasonPeak

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

Ouenza sees seasonal dust haze (June), heaviest in June.

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

Is September a good time to visit Ouenza?

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

5.7
Sightseeing
6th-best month of the year
7.4
Beach & pool
2nd-best month of the year

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

What to pack for Ouenza in September

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

In September, Ouenza sees daytime highs around 30°C and nights near 17°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Ouenza in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ouenza peaks around July 16 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 16UV 10Dec 21UV 2
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr6High
May8Very high
Jun9Very high
Jul10Extreme
Aug8Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Ouenza 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 Ouenza is worst in August — around 28 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 17 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateAug 1827 µg/m³Dec 2017 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb19Moderate
Mar21Moderate
Apr24Moderate
May23Moderate
Jun23Moderate
Jul24Moderate
Aug28Moderate
Sep25Moderate
Oct23Moderate
Nov19Moderate
Dec17Moderate
Location & terrain

Where is Ouenza?

Ouenza sits at 36.0°N, 8.1°E, 606 m above sea level, in Algeria. The nearest listed city is El Aouinet, 24 km away.

Topography around Ouenza

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

Within 3 km, the terrain around Ouenza has large variations in elevation — a maximum elevation change of 657 m around an average of 632 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 798 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,691 m.

The land around Ouenza is covered by grassland (41%) within 3 km, cropland (39%) and grassland (29%) within 16 km, and cropland (51%) and grassland (28%) within 80 km.

3 km
657 m
16 km
798 m
80 km
1,691 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: El Aouinet 24 km · M’Daourouch 31 km · Tajerouine 39 km · Souk Ahras 40 km · Meskiana 55 km · Sedrata 57 km · El Kef 57 km · Hammamet 58 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 Ouenza (35.9533°, 8.1292°, elevation 606 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).