Banfora weather in September

In September, Banfora sees average daytime highs of 30°C and overnight lows near 22°C, with 157 mm of rain across 20.8 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 29°C in the first days to 30°C by the end. The sky is clear or mostly clear about 15% 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 Banfora's 10th-clearest and 11th-windiest month. For the whole year in context, see Banfora's year-round climate.

Daytime high
30°
10th warmest
Overnight low
22°
5th coldest
Rainfall
157 mm
20.8 wet days
Daylight
12 h 06 min
6:12 AM – 6:15 PM
Cloud cover
68%
10th clearest
Wind
7 km/h
11th windiest
Solar energy
5.2 kWh/m²
Travel score
3.8
out of 10

Banfora is city in Burkina Faso.

Density
126/km²
people per km²
Founded
1903

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 29°C in the first days to 30°C by the end.

A typical September day in Banfora reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022

How September really feels in Banfora

Once humidity and wind are folded in, September averages 28 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
28
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.

Banfora weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 20°10.211.44.8
Feb35° / 22°20.511.63.1
Mar37° / 25°13311.92.0
Apr36° / 25°499.612.22.0
May34° / 25°7514.312.52.7
Jun32° / 23°8714.512.63.7
Jul30° / 22°16821.312.63.8
Aug29° / 22°23725.312.43.6
Sep30° / 22°15720.812.13.8
Oct32° / 22°6512.711.84.1
Nov33° / 21°61.311.54.1
Dec33° / 19°10.111.44.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% 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 64%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12080
22179
32278
42377
52476
62575
72674
82773
92971
103169
113268
123367
133466
143565
153664
163763
173862
183961
194060
204159
214258
224357
234456
244555
254654
264654
274753
284951
294951
305149

Chance of precipitation in September

Any precipitation

Banfora gets around 157 mm of rain over 20.8 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 70% and peaks near 79% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
179
278
378
477
577
676
776
875
974
1074
1173
1273
1373
1472
1572
1671
1770
1869
1968
2067
2166
2265
2364
2463
2562
2661
2760
2859
2958
3056

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 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
12980
22980
32980
42980
52980
62980
72980
81990
91990
101990
111990
121990
131990
141981
151981
161981
171981
181981
191981
201981
211981
221981
230991
240991
250991
260991
270991
280991
291981
301990

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 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
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 6:13 AM to 6:11 AM, and sunset from 6:25 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:136:25
212.26:126:24
312.26:126:24
412.26:126:23
512.26:126:22
612.26:126:22
712.16:126:21
812.16:126:20
912.16:126:20
1012.16:126:19
1112.16:126:18
1212.16:126:18
1312.16:126:17
1412.16:126:16
1512.16:126:16
1612.16:126:15
1712.06:126:14
1812.06:116:14
1912.06:116:13
2012.06:116:12
2112.06:116:12
2212.06:116:11
2312.06:116:10
2412.06:116:10
2512.06:116:09
2612.06:116:08
2711.96:116:08
2811.96:116:07
2911.96:116:06
3011.96:116:06

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.2 kWh/m².

For context, solar energy here swings from a low near 4.5 kWh/m² to a high of 6.5 kWh/m² in March across the year — September's 5.2 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.8Bright
54.8Bright
64.8Bright
74.9Bright
84.9Bright
95.0Bright
105.0Bright
115.0Bright
125.1Bright
135.1Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.4Bright
225.4Bright
235.4Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in September

Hazard calendar for Banfora

In seasonPeak

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

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

Banfora sees seasonal dust haze (February–June), heaviest in April.

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

Is September a good time to visit Banfora?

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

3.8
Sightseeing
5th-best month of the year
5.1
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in Banfora.

What to pack for Banfora in September

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

In September, Banfora sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

UV index in Banfora in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Banfora peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 18UV 8
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar14Extreme
Apr11Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep13Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Banfora 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 Banfora is worst in February — around 55 µg/m³ PM2.5 (unhealthy), about 5.1× the cleanest month (August, 11 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateModerateFeb 1454 µg/m³Aug 1411 µg/m³
PM2.5 (µg/m³)Level
Jan46Poor
Feb55Unhealthy
Mar43Poor
Apr38Poor
May21Moderate
Jun18Moderate
Jul13Moderate
Aug11Good
Sep15Moderate
Oct23Moderate
Nov25Moderate
Dec39Poor
Location & terrain

Where is Banfora?

Banfora sits at 10.6°N, 4.8°W, 304 m above sea level, in Burkina Faso. The nearest listed city is Orodara, 42 km away.

KarankassoKaouaraBobo-DioulassoOuangolodougouNambinguéDiawala

Topography around Banfora

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

Within 3 km, the terrain around Banfora has only modest variations in elevation — a maximum elevation change of 66 m around an average of 299 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 444 m; within 80 km, significant variations in elevation — a maximum elevation change of 519 m.

The land around Banfora is covered by artificial surfaces (45%) and cropland (23%) within 3 km, cropland (29%), shrubs (27%) and grassland (25%) within 16 km, and shrubs (37%) and cropland (32%) within 80 km.

3 km
66 m
16 km
444 m
80 km
519 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Orodara 42 km · Niangoloko 44 km · Karankasso 66 km · Kaouara 78 km · Bobo-Dioulasso 78 km · Ouangolodougou 86 km · Nambingué 92 km · Diawala 99 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 Banfora (10.6406°, -4.7528°, elevation 304 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).