Mao weather in September

In September, Mao sees average daytime highs of 37°C and overnight lows near 25°C, with 30 mm of rain across 5.6 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 35°C in the first days to 38°C by the end. The sky is clear or mostly clear about 49% 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 Mao's 10th-clearest and 12th-windiest month. For the whole year in context, see Mao's year-round climate.

Daytime high
37°
5th warmest
Overnight low
25°
8th coldest
Rainfall
30 mm
5.6 wet days
Daylight
12 h 06 min
5:51 AM – 5:55 PM
Cloud cover
44%
10th clearest
Wind
10 km/h
12th windiest
Solar energy
6.43 kWh/m²
Travel score
2.0
out of 10

Mao is city in 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 35°C in the first days to 38°C by the end.

A typical September day in Mao reaches about 37°C in the afternoon and slips back to 25°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 39°C. Set against its neighbours, September runs about 3°C warmer than August and about 1°C cooler than October.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13525
23525
33525
43525
53525
63525
73525
83525
93625
103625
113625
123625
133625
143625
153725
163725
173725
183725
193725
203725
213725
223725
233825
243825
253825
263825
273825
283825
293825
303825

How September really feels in Mao

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.

Mao weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 15°0011.37.2
Feb32° / 18°0011.55.2
Mar36° / 22°0011.92.3
Apr40° / 25°10.312.30.2
May41° / 27°41.312.60.0
Jun40° / 27°82.712.80.3
Jul36° / 26°459.212.82.0
Aug34° / 25°9013.212.52.9
Sep37° / 25°305.612.12.0
Oct37° / 24°30.811.71.7
Nov34° / 20°0011.34.0
Dec30° / 16°0011.26.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25446
35545
45545
55743
65743
75842
85941
96139
106139
116337
126436
136535
146634
156733
166931
177129
187129
197327
207525
217624
227723
237822
247921
258020
268020
278218
288218
298218
308317

Chance of precipitation in September

Any precipitation

Mao gets around 30 mm of rain over 5.6 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 19% and peaks near 32% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
132
232
331
430
529
628
727
826
925
1024
1123
1222
1321
1420
1519
1618
1716
1815
1914
2013
2112
2212
2311
2410
2510
269
279
288
298
308

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 69% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
112319741
212320731
322421701
422422691
523523661
633524641
733525631
844625601
954626581
1054727561
1165728531
1275828511
1386929481
1496929461
151071030431
161171130401
171381130381
181481230351
191691330321
201891330290
2119101430260
2221101431240
2323111531210
2424111531190
2526111531160
2628121530140
2730121530120
2832121529110
2934121529100
303612152880

Wind in September

Winds average 10 km/h in September, the calmest month.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 5:50 AM to 5:51 AM, and sunset from 6:07 PM to 5:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:506:07
212.35:506:06
312.35:506:05
412.25:506:05
512.25:506:04
612.25:506:03
712.25:506:02
812.25:506:02
912.25:516:01
1012.25:516:00
1112.15:515:59
1212.15:515:59
1312.15:515:58
1412.15:515:57
1512.15:515:56
1612.15:515:55
1712.15:515:55
1812.15:515:54
1912.05:515:53
2012.05:515:52
2112.05:515:52
2212.05:515:51
2312.05:515:50
2412.05:515:49
2512.05:515:48
2611.95:515:48
2711.95:515:47
2811.95:515:46
2911.95:515:45
3011.95:515:45

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.43 kWh/m².

For context, solar energy here swings from a low near 5.79 kWh/m² to a high of 7.5 kWh/m² in April across the year — September's 6.43 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
Planning a trip in September

Hazard calendar for Mao

In seasonPeak

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

Mao sees dust haze year-round, heaviest in April.

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

Is September a good time to visit Mao?

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

2.0
Sightseeing
7th-best month of the year
5.1
Beach & pool
8th-best month of the year

September is a weaker month for outdoor sightseeing in Mao.

What to pack for Mao in September

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

In September, Mao sees daytime highs around 37°C and nights near 25°C. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in Mao 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 Mao peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highMar 18UV 13Dec 16UV 8
UV index (midday)Level
Jan10Very high
Feb10Extreme
Mar13Extreme
Apr11Extreme
May9Very high
Jun10Extreme
Jul11Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec7Very high

Air quality in Mao 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 Mao is worst in February — around 136 µg/m³ PM2.5 (unhealthy), about 5.1× the cleanest month (August, 27 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModerateUnhealthyFeb 10135 µg/m³Aug 2027 µg/m³
PM2.5 (µg/m³)Level
Jan132Unhealthy
Feb136Unhealthy
Mar120Unhealthy
Apr88Unhealthy
May59Unhealthy
Jun47Poor
Jul34Moderate
Aug27Moderate
Sep29Moderate
Oct69Unhealthy
Nov87Unhealthy
Dec128Unhealthy
Location & terrain

Where is Mao?

Mao sits at 14.1°N, 15.3°E, 350 m above sea level, in Chad. The nearest listed city is Bol, 97 km away.

MassakoryMoussoroBlangwaMassaguetN'DjamenaGamboruKousséri

Topography around Mao

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

Within 3 km, the terrain around Mao has only modest variations in elevation — a maximum elevation change of 68 m around an average of 324 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 78 m; within 80 km, only modest variations in elevation — a maximum elevation change of 114 m.

The land around Mao is covered by grassland (51%) and bare terrain (41%) within 3 km, grassland (92%) within 16 km, and grassland (93%) within 80 km.

3 km
68 m
16 km
78 m
80 km
114 m
treesgrasslandartificial surfacesbare terrain
September weather nearby: Bol 97 km · Massakory 133 km · Moussoro 138 km · Blangwa 171 km · Massaguet 184 km · N'Djamena 226 km · Gamboru 228 km · Kousséri 230 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 Mao (14.1229°, 15.3119°, elevation 350 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).