El Achir weather in September

In September, El Achir sees average daytime highs of 28°C and overnight lows near 16°C, with 38 mm of rain across 7.2 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 25°C by the end. The sky is clear or mostly clear about 53% 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 El Achir's 4th-clearest and 9th-windiest month. For the whole year in context, see El Achir's year-round climate.

Daytime high
28°
4th warmest
Overnight low
16°
9th coldest
Rainfall
38 mm
7.2 wet days
Daylight
12 h 12 min
6:29 AM – 6:43 PM
Cloud cover
41%
4th clearest
Wind
7 km/h
9th windiest
Solar energy
5.4 kWh/m²
Travel score
6.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 30°C in the first days to 25°C by the end.

A typical September day in El Achir reaches about 28°C in the afternoon and slips back to 16°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 32°C. Set against its neighbours, September runs about 6°C cooler than August and about 6°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13119
23118
33018
43018
53018
63018
72917
82917
92917
102917
112917
122817
132817
142816
152816
162816
172716
182716
192716
202715
212715
222615
232615
242615
252615
262615
272514
282514
292514
302514

How September really feels in El Achir

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.

El Achir weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 3471.69.82.7
Feb12° / 2971.510.63.4
Mar15° / 417.70.611.75.2
Apr19° / 448.10.112.96.5
May24° / 12°396.8013.97.6
Jun30° / 17°204.5014.45.8
Jul35° / 20°82.8014.23.5
Aug34° / 20°165.1013.43.9
Sep28° / 16°387.2012.26.7
Oct22° / 12°336011.17.5
Nov15° / 346.5010.15.2
Dec11° / 296.30.99.63.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% 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 (%)
18416
28317
38218
48119
57921
67921
77822
87723
97624
107624
117426
127426
137426
147228
157228
167129
177030
187030
196931
206832
216832
226832
236832
246832
256832
266832
276832
286832
296832
306832

Chance of precipitation in September

Any precipitation

El Achir gets around 38 mm of rain over 7.2 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 23% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
124
225
325
426
526
626
726
825
925
1025
1124
1224
1324
1423
1523
1623
1723
1823
1923
2023
2122
2222
2322
2422
2522
2622
2721
2821
2921
3020

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 65% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
156368
256368
355378
454379
554379
655369
755369
856359
957349
1058339
1159329
1261318
1362308
1463298
1565287
1666277
1766277
1868266
1968266
2070255
2170255
2272244
2372244
2472244
2574233
2674233
2776222
2876222
2977212
3078202

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 6:17 AM to 6:40 AM, and sunset from 7:05 PM to 6:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:177:05
212.86:187:04
312.76:197:02
412.76:207:01
512.76:206:59
612.66:216:58
712.66:226:56
812.56:236:55
912.56:236:53
1012.56:246:52
1112.46:256:50
1212.46:266:49
1312.36:276:47
1412.36:276:46
1512.36:286:44
1612.26:296:43
1712.26:306:41
1812.16:316:39
1912.16:316:38
2012.16:326:36
2112.06:336:35
2212.06:346:33
2312.06:356:32
2411.96:366:30
2511.96:366:29
2611.86:376:27
2711.86:386:26
2811.86:396:24
2911.76:406:23
3011.76:406:21

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.4 kWh/m².

For context, solar energy here swings from a low near 2.41 kWh/m² to a high of 7.57 kWh/m² in July across the year — September's 5.4 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.0Intense
36.0Intense
46.0Bright
55.9Bright
65.8Bright
75.8Bright
85.8Bright
95.7Bright
105.7Bright
115.6Bright
125.6Bright
135.5Bright
145.5Bright
155.5Bright
165.4Bright
175.3Bright
185.3Bright
195.3Bright
205.2Bright
215.2Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
Planning a trip in September

Hazard calendar for El Achir

In seasonPeak

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

El Achir sees seasonal dust haze (April–July), heaviest in June.

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

Is September a good time to visit El Achir?

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

6.7
Sightseeing
3rd-best month of the year
7.4
Beach & pool
2nd-best month of the year

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

What to pack for El Achir in September

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

In September, El Achir sees daytime highs around 28°C and nights near 16°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in El Achir 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 El Achir peaks around July 14 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 14UV 10Dec 20UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May8Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in El Achir 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 El Achir is worst in September — around 36 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 1836 µg/m³Nov 1730 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb32Moderate
Mar34Moderate
Apr34Moderate
May33Moderate
Jun33Moderate
Jul33Moderate
Aug34Moderate
Sep36Poor
Oct35Moderate
Nov30Moderate
Dec33Moderate
Location & terrain

Where is El Achir?

El Achir sits at 36.1°N, 4.6°E, 998 m above sea level, in Algeria. The nearest listed city is Bordj Bou Arreridj, 12 km away.

Topography around El Achir

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

Within 3 km, the terrain around El Achir has significant variations in elevation — a maximum elevation change of 281 m around an average of 1,003 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,183 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,260 m.

The land around El Achir is covered by cropland (67%) within 3 km, grassland (44%) and cropland (37%) within 16 km, and grassland (37%) and cropland (24%) within 80 km.

3 km
281 m
16 km
1,183 m
80 km
2,260 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Bordj Bou Arreridj 12 km · Mansourah 16 km · Bordj Ghdir 30 km · Bordj Zemoura 31 km · Râs el Oued 39 km · M'Sila 40 km · Melouza 41 km · Chorfa 43 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 El Achir (36.0639°, 4.6274°, elevation 998 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).