Abéché weather in September

In September, Abéché sees average daytime highs of 34°C and overnight lows near 23°C, with 52 mm of rain across 8.5 wet days and about 12.1 hours of daylight. It is the 8th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 32°C in the first days to 36°C by the end. The sky is clear or mostly clear about 41% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Abéché's 10th-clearest and 12th-windiest month. For the whole year in context, see Abéché's year-round climate.

Daytime high
34°
8th warmest
Overnight low
23°
7th coldest
Rainfall
52 mm
8.5 wet days
Daylight
12 h 06 min
5:29 AM – 5:33 PM
Cloud cover
49%
10th clearest
Wind
7 km/h
12th windiest
Solar energy
6.27 kWh/m²
Travel score
3.0
out of 10

Abéché is city in Ouaddaï Region, Chad.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 32°C in the first days to 36°C by the end.

A typical September day in Abéché reaches about 34°C in the afternoon and slips back to 23°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 37°C. Set against its neighbours, September runs about 3°C warmer than August and about 3°C cooler than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73323
83323
93323
103323
113323
123323
133423
143423
153423
163423
173423
183523
193523
203524
213524
223524
233624
243624
253624
263624
273624
283624
293624
303624

How September really feels in Abéché

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
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.

Abéché weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 17°0011.34.6
Feb36° / 20°0011.52.9
Mar38° / 23°0011.91.1
Apr40° / 26°20.712.30.0
May40° / 27°9312.60.1
Jun38° / 26°235.712.81.0
Jul34° / 24°11116.312.72.5
Aug31° / 23°20722.712.53.1
Sep34° / 23°528.512.13.0
Oct37° / 24°61.811.71.9
Nov36° / 22°0011.42.8
Dec34° / 18°0011.24.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% 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 37%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
24258
34456
44555
54753
64951
75248
85347
95545
105743
115941
126040
136238
146436
156634
166733
176931
187030
197030
207129
217228
227228
237426
247426
257525
267525
277624
287723
297822
307822

Chance of precipitation in September

Any precipitation

Abéché gets around 52 mm of rain over 8.5 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 29% and peaks near 57% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
157
255
352
450
548
646
743
841
939
1036
1134
1232
1330
1427
1525
1623
1722
1820
1919
2018
2117
2216
2315
2415
2514
2614
2714
2814
2913
3013

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 56% of days. Sticky, muggy-or-worse air turns up on roughly 81% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1001594
2001693
3001792
4001891
50011089
60021187
70021385
80121582
90131779
101131976
111142173
121252270
131252468
141362664
152372860
162492956
1735103151
1836113248
1947123344
2057133441
2168143537
2279153634
23810163631
24910173628
251011183625
261212183623
271313193520
281514193418
291714193316
301915203215

Wind in September

Winds average 7 km/h in September, the calmest month.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 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
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 5:28 AM to 5:29 AM, and sunset from 5:45 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:285:45
212.35:285:44
312.25:285:43
412.25:285:42
512.25:285:42
612.25:285:41
712.25:285:40
812.25:295:39
912.25:295:39
1012.25:295:38
1112.15:295:37
1212.15:295:36
1312.15:295:36
1412.15:295:35
1512.15:295:34
1612.15:295:33
1712.15:295:33
1812.05:295:32
1912.05:295:31
2012.05:295:30
2112.05:295:29
2212.05:295:29
2312.05:295:28
2412.05:295:27
2512.05:295:26
2611.95:295:26
2711.95:295:25
2811.95:295:24
2911.95:295:23
3011.95:295:23

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.27 kWh/m².

For context, solar energy here swings from a low near 5.44 kWh/m² to a high of 7.49 kWh/m² in April across the year — September's 6.27 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.9Bright
45.9Bright
55.9Bright
66.0Bright
76.0Intense
86.1Intense
96.1Intense
106.1Intense
116.2Intense
126.2Intense
136.2Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
Planning a trip in September

Hazard calendar for Abéché

In seasonPeak

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

Abéché sees seasonal dust haze (March–October), heaviest in April.

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

Is September a good time to visit Abéché?

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

3.0
Sightseeing
4th-best month of the year
5.9
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Abéché.

What to pack for Abéché in September

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

In September, Abéché sees daytime highs around 34°C and nights near 23°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in Abéché in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Abéché peaks around August 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeExtremeVery highAug 19UV 12Dec 15UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar11Extreme
Apr10Extreme
May9Very high
Jun11Extreme
Jul10Very high
Aug12Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Abéché 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 Abéché is worst in March — around 62 µg/m³ PM2.5 (unhealthy), about 3.2× the cleanest month (September, 20 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModerateMar 1860 µg/m³Sep 920 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb44Poor
Mar62Unhealthy
Apr49Poor
May38Poor
Jun37Poor
Jul30Moderate
Aug20Moderate
Sep20Moderate
Oct24Moderate
Nov21Moderate
Dec26Moderate
Location & terrain

Where is Abéché?

Abéché sits at 13.8°N, 20.8°E, 545 m above sea level, in Chad. The nearest listed city is Biltine, 78 km away.

Umm HājarAdréAl-JunaynahEl Geneina Fort'ĀrdamatāGoz BeidaIriba

Topography around Abéché

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

Within 3 km, the terrain around Abéché has only modest variations in elevation — a maximum elevation change of 41 m around an average of 540 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 275 m; within 80 km, large variations in elevation — a maximum elevation change of 600 m.

The land around Abéché is covered by artificial surfaces (53%) and grassland (36%) within 3 km, grassland (73%) and cropland (22%) within 16 km, and grassland (88%) within 80 km.

3 km
41 m
16 km
275 m
80 km
600 m
shrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Biltine 78 km · Umm Hājar 136 km · Adré 153 km · Al-Junaynah 179 km · El Geneina Fort 180 km · 'Ārdamatā 183 km · Goz Beida 189 km · Iriba 209 km

Chad travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / D / E / F
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$1,022
2025
Happiness
4.4 / 10
World Happiness, 2025
Safe drinking water
6%
of population, 2024
Road deaths
32.4
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 52%Protestant 24%Roman Catholic 20%none 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 Abéché (13.8292°, 20.8324°, elevation 545 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).