Dédougou weather in September

In September, Dédougou sees average daytime highs of 32°C and overnight lows near 23°C, with 118 mm of rain across 16.1 wet days and about 12.1 hours of daylight. It is the 11th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 30°C in the first days to 33°C by the end. The sky is clear or mostly clear about 28% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Dédougou's 9th-clearest and 12th-windiest month. For the whole year in context, see Dédougou's year-round climate.

Daytime high
32°
11th warmest
Overnight low
23°
6th coldest
Rainfall
118 mm
16.1 wet days
Daylight
12 h 06 min
6:06 AM – 6:10 PM
Cloud cover
59%
9th clearest
Wind
7 km/h
12th windiest
Solar energy
5.8 kWh/m²
Travel score
3.6
out of 10

Dédougou is city.

Density
10/km²
people per km²

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 30°C in the first days to 33°C by the end.

A typical September day in Dédougou reaches about 32°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, September runs about 1°C warmer than August and about 3°C cooler than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13023
23023
33023
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173223
183223
193224
203224
213224
223224
233224
243224
253324
263324
273324
283324
293324
303324

How September really feels in Dédougou

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.

Dédougou weather by month

How September compares with the rest of the year at a glance. September is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 18°00.111.34.7
Feb36° / 21°00.111.62.8
Mar39° / 25°20.611.90.9
Apr40° / 28°133.612.30.3
May38° / 28°338.412.60.9
Jun35° / 26°5511.812.72.3
Jul32° / 24°14318.412.73.2
Aug30° / 23°2112212.43.4
Sep32° / 23°11816.112.13.6
Oct35° / 24°33711.72.7
Nov36° / 21°00.111.42.6
Dec34° / 19°0011.34.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13268
23268
33268
43565
53565
63664
73862
83862
94159
104159
114357
124456
134654
144654
154852
165050
175149
185248
195446
205545
215743
225941
236040
246139
256238
266337
276337
286535
296535
306535

Chance of precipitation in September

Any precipitation

Dédougou gets around 118 mm of rain over 16.1 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 54% and peaks near 70% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
170
269
368
467
566
664
763
862
960
1059
1158
1257
1356
1455
1554
1653
1753
1852
1951
2050
2149
2248
2346
2445
2544
2643
2742
2840
2939
3038

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 88% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100946
200946
300946
400937
500937
600937
700937
800928
900928
1000919
1100919
12009010
13008911
14008911
15008812
16008713
17008713
18008614
19008614
20008614
21008614
22018514
23018514
24018613
25028513
26038413
27038512
28048511
29058510
3017839

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
18calm
28calm
38calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 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 18 minutes over September. Sunrise moves from 6:06 AM to 6:06 AM, and sunset from 6:21 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:066:21
212.26:066:20
312.26:066:19
412.26:066:19
512.26:066:18
612.26:066:17
712.26:066:17
812.26:066:16
912.26:066:15
1012.16:066:15
1112.16:066:14
1212.16:066:13
1312.16:066:12
1412.16:066:12
1512.16:066:11
1612.16:066:10
1712.16:066:09
1812.06:066:09
1912.06:066:08
2012.06:066:07
2112.06:066:07
2212.06:066:06
2312.06:066:05
2412.06:066:04
2512.06:066:04
2611.96:066:03
2711.96:066:02
2811.96:066:02
2911.96:066:01
3011.96:066:00

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.8 kWh/m².

For context, solar energy here swings from a low near 5.11 kWh/m² to a high of 6.7 kWh/m² in March across the year — September's 5.8 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.4Bright
45.4Bright
55.5Bright
65.5Bright
75.5Bright
85.6Bright
95.6Bright
105.6Bright
115.7Bright
125.7Bright
135.7Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.0Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in September

Hazard calendar for Dédougou

In seasonPeak

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

Dédougou's monsoon runs July–September, when most of the year's rain falls.

Dédougou sees seasonal dust haze (February–July), heaviest in April.

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

Is September a good time to visit Dédougou?

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

3.6
Sightseeing
3rd-best month of the year
5.5
Beach & pool
6th-best month of the year

September is a weaker month for outdoor sightseeing in Dédougou.

What to pack for Dédougou in September

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

In September, Dédougou sees daytime highs around 32°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Dédougou in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dédougou peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highMar 18UV 13Dec 22UV 8
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar14Extreme
Apr10Extreme
May11Extreme
Jun10Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Dédougou 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 Dédougou is worst in March — around 65 µg/m³ PM2.5 (unhealthy), about 5.1× the cleanest month (August, 13 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorMar 964 µg/m³Aug 1513 µg/m³
PM2.5 (µg/m³)Level
Jan53Poor
Feb64Unhealthy
Mar65Unhealthy
Apr52Poor
May32Moderate
Jun26Moderate
Jul16Moderate
Aug13Moderate
Sep18Moderate
Oct28Moderate
Nov31Moderate
Dec45Poor
Location & terrain

Where is Dédougou?

Dédougou sits at 12.5°N, 3.5°W, 302 m above sea level, in Burkina Faso. The nearest listed city is Nouna, 53 km away.

NounaPaTomaSolenzoTouganBoromoHoundéRéo

Topography around Dédougou

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

Within 3 km, the terrain around Dédougou has only modest variations in elevation — a maximum elevation change of 30 m around an average of 297 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 79 m; within 80 km, significant variations in elevation — a maximum elevation change of 318 m.

The land around Dédougou is covered by artificial surfaces (41%) and grassland (28%) within 3 km, cropland (44%), grassland (29%) and shrubs (23%) within 16 km, and cropland (42%), shrubs (29%) and grassland (26%) within 80 km.

3 km
30 m
16 km
79 m
80 km
318 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwetland
September weather nearby: Nouna 53 km · Pa 58 km · Toma 69 km · Solenzo 75 km · Tougan 80 km · Boromo 99 km · Houndé 107 km · Réo 109 km

Burkina Faso travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$1,148
2025
Happiness
4.5 / 10
World Happiness, 2025
Homicide rate
1.3
per 100k, 2017
Road deaths
31
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 64%Roman Catholic 20%Animiste 9%Protestant 6%

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 Dédougou (12.4636°, -3.4607°, elevation 302 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).