Aïn Sefra weather in September

In September, Aïn Sefra sees average daytime highs of 30°C and overnight lows near 18°C, with 19 mm of rain across 3.7 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 33°C in the first days to 27°C by the end. The sky is clear or mostly clear about 62% 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 Aïn Sefra's 7th-clearest and 7th-windiest month. For the whole year in context, see Aïn Sefra's year-round climate.

Daytime high
30°
4th warmest
Overnight low
18°
9th coldest
Rainfall
19 mm
3.7 wet days
Daylight
12 h 12 min
6:51 AM – 7:03 PM
Cloud cover
36%
7th clearest
Wind
9 km/h
7th windiest
Solar energy
6.06 kWh/m²
Travel score
6.1
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 33°C in the first days to 27°C by the end.

A typical September day in Aïn Sefra reaches about 30°C in the afternoon and slips back to 18°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 34°C. Set against its neighbours, September runs about 5°C cooler than August and about 7°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13320
23320
33320
43220
53220
63219
73219
83219
93119
103119
113118
123118
133118
143018
153018
163018
173017
183017
192917
202917
212917
222916
232816
242816
252816
262816
272715
282715
292715
302715

How September really feels in Aïn Sefra

Once humidity and wind are folded in, September averages 6 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
6
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.

Aïn Sefra weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 133.20.710.14.1
Feb14° / 112.50.510.85.2
Mar18° / 173.60.211.87.0
Apr22° / 163.1012.88.2
May27° / 14°92.4013.77.9
Jun32° / 19°61.5014.14.8
Jul36° / 23°30.9013.92.4
Aug35° / 22°82.8013.23.0
Sep30° / 18°193.7012.26.1
Oct24° / 12°203.1011.28.2
Nov17° / 193.3010.36.5
Dec13° / 92.10.49.94.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 22%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18515
28515
38416
48317
58317
68218
78119
88119
98119
108020
118020
127921
137822
147822
157624
167624
177624
187624
197624
207624
217525
227525
237525
247525
257624
267624
277624
287525
297525
307525

Chance of precipitation in September

Any precipitation

Aïn Sefra gets around 19 mm of rain over 3.7 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 11% and peaks near 12% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
112
212
312
412
512
612
712
812
911
1011
1111
1211
1310
1410
1510
1610
1710
1810
1911
2011
2111
2211
2312
2412
2512
2612
2712
2812
2912
3012

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 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19541
29541
39541
49451
59451
69451
79451
89451
99361
109361
119361
129361
139361
149361
159361
169460
179460
189460
199460
209460
219460
229460
239460
249550
259550
269550
279550
289550
299550
309550

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

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 6:41 AM to 7:00 AM, and sunset from 7:23 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:417:23
212.76:417:22
312.66:427:21
412.66:437:19
512.66:437:18
612.56:447:17
712.56:457:15
812.56:457:14
912.46:467:12
1012.46:477:11
1112.46:477:10
1212.36:487:08
1312.36:497:07
1412.36:497:05
1512.26:507:04
1612.26:517:03
1712.26:517:01
1812.16:527:00
1912.16:536:58
2012.16:536:57
2112.06:546:56
2212.06:556:54
2312.06:556:53
2411.96:566:51
2511.96:576:50
2611.96:576:49
2711.86:586:47
2811.86:596:46
2911.76:596:44
3011.77:006:43

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.06 kWh/m².

For context, solar energy here swings from a low near 3.19 kWh/m² to a high of 7.95 kWh/m² in June across the year — September's 6.06 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.6Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.4Intense
76.4Intense
86.4Intense
96.3Intense
106.3Intense
116.3Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.1Intense
176.0Intense
186.0Bright
196.0Bright
205.9Bright
215.9Bright
225.8Bright
235.8Bright
245.7Bright
255.7Bright
265.7Bright
275.6Bright
285.6Bright
295.6Bright
305.5Bright
Planning a trip in September

Hazard calendar for Aïn Sefra

In seasonPeak

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

Aïn Sefra sees seasonal dust haze (April–September), heaviest in July.

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

Is September a good time to visit Aïn Sefra?

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

6.1
Sightseeing
6th-best month of the year
8.0
Beach & pool
2nd-best month of the year

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

What to pack for Aïn Sefra in September

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

In September, Aïn Sefra sees daytime highs around 30°C and nights near 18°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Aïn Sefra in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aïn Sefra peaks around June 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highExtremeVery highModerateJun 20UV 11Dec 18UV 3
UV index (midday)Level
Jan4Moderate
Feb5High
Mar8Very high
Apr9Very high
May9Very high
Jun11Extreme
Jul10Extreme
Aug10Very high
Sep10Very high
Oct7Very high
Nov4Moderate
Dec3Moderate

Air quality in Aïn Sefra 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 Aïn Sefra is worst in April — around 38 µg/m³ PM2.5 (poor), about 3.8× the cleanest month (December, 10 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateGoodApr 2038 µg/m³Dec 2110 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb22Moderate
Mar30Moderate
Apr38Poor
May35Poor
Jun36Poor
Jul34Moderate
Aug34Moderate
Sep34Moderate
Oct21Moderate
Nov15Moderate
Dec10Good
Location & terrain

Where is Aïn Sefra?

Aïn Sefra sits at 32.8°N, 0.6°W, 1,078 m above sea level, in Algeria. The nearest listed city is Mecheria, 93 km away.

BouarfaBrezinaEl BayadhAïn Beni MatharBécharSebdou

Topography around Aïn Sefra

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

Within 3 km, the terrain around Aïn Sefra has only modest variations in elevation — a maximum elevation change of 165 m around an average of 1,106 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,158 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,465 m.

The land around Aïn Sefra is covered by bare terrain (73%) within 3 km, bare terrain (77%) and grassland (20%) within 16 km, and bare terrain (91%) within 80 km.

3 km
165 m
16 km
1,158 m
80 km
1,465 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Mecheria 93 km · El Abiodh Sidi Cheikh 107 km · Bouarfa 131 km · Brezina 176 km · El Bayadh 182 km · Aïn Beni Mathar 194 km · Béchar 199 km · Sebdou 221 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 Aïn Sefra (32.75°, -0.5833°, elevation 1,078 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).