Bouna weather in September

In September, Bouna sees average daytime highs of 30°C and overnight lows near 22°C, with 166 mm of rain across 22.3 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 9% 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 Bouna's 10th-clearest and 11th-windiest month. For the whole year in context, see Bouna's year-round climate.

Daytime high
30°
10th warmest
Overnight low
22°
5th coldest
Rainfall
166 mm
22.3 wet days
Daylight
12 h 06 min
6:05 AM – 6:08 PM
Cloud cover
73%
10th clearest
Wind
6 km/h
11th windiest
Solar energy
4.8 kWh/m²
Travel score
3.6
out of 10

Bouna is city of côte d'ivoire.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical September day in Bouna reaches about 30°C in the afternoon and slips back to 22°C overnight — a 7°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 on par with 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
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293023
303123

How September really feels in Bouna

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.

Bouna weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 20°30.711.53.7
Feb36° / 23°10211.72.3
Mar37° / 25°387.411.91.7
Apr35° / 25°7613.612.22.1
May34° / 24°8915.812.42.7
Jun32° / 23°8715.912.53.5
Jul30° / 23°12820.112.53.8
Aug29° / 22°17923.112.33.7
Sep30° / 22°16622.312.13.6
Oct32° / 23°7513.211.83.7
Nov34° / 22°133.111.63.4
Dec34° / 20°20.511.53.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% 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 71%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11882
21882
31981
42080
52080
62080
72278
82278
92377
102377
112476
122575
132575
142674
152773
162872
172971
183070
193169
203268
213367
223466
233664
243763
253862
263862
273961
284060
294159
304258

Chance of precipitation in September

Any precipitation

Bouna gets around 166 mm of rain over 22.3 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 74% and peaks near 80% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
180
280
380
480
579
679
779
878
978
1077
1177
1277
1376
1476
1575
1675
1774
1874
1973
2072
2172
2271
2370
2469
2568
2668
2767
2866
2965
3064

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 99% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
11990
21990
31990
41990
51990
61990
71990
82980
92980
101990
111990
121990
131990
141990
151990
161990
171990
181990
191990
201990
211981
221981
231981
240991
250991
260991
270991
280991
290991
300991

Wind in September

Winds average 6 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
146calm
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 6:06 AM to 6:03 AM, and sunset from 6:17 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:066:17
212.26:066:16
312.26:066:16
412.26:066:15
512.16:066:15
612.16:066:14
712.16:066:13
812.16:066:13
912.16:066:12
1012.16:056:12
1112.16:056:11
1212.16:056:10
1312.16:056:10
1412.16:056:09
1512.16:056:08
1612.16:056:08
1712.06:056:07
1812.06:056:07
1912.06:046:06
2012.06:046:05
2112.06:046:05
2212.06:046:04
2312.06:046:03
2412.06:046:03
2512.06:046:02
2612.06:046:02
2712.06:046:01
2811.96:046:00
2911.96:046:00
3011.96:035:59

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.8 kWh/m².

For context, solar energy here swings from a low near 4.33 kWh/m² to a high of 6.21 kWh/m² in March across the year — September's 4.8 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.6Bright
84.6Bright
94.6Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.9Bright
194.9Bright
204.9Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.2Bright
Planning a trip in September

Hazard calendar for Bouna

In seasonPeak

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

Bouna's rainy season runs May–September, when most of the year's rain falls.

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

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

Is September a good time to visit Bouna?

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

3.6
Sightseeing
6th-best month of the year
4.8
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Bouna.

What to pack for Bouna in September

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

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

light clothesrain gearsun protection

UV index in Bouna 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 Bouna peaks around March 23 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 23UV 13Dec 18UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec8Very high

Air quality in Bouna 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 Bouna is worst in December — around 104 µg/m³ PM2.5 (unhealthy), about 8.5× the cleanest month (August, 12 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModerateUnhealthyDec 1898 µg/m³Aug 1712 µg/m³
PM2.5 (µg/m³)Level
Jan64Unhealthy
Feb62Unhealthy
Mar36Poor
Apr34Moderate
May20Moderate
Jun16Moderate
Jul14Moderate
Aug12Moderate
Sep14Moderate
Oct22Moderate
Nov39Poor
Dec104Unhealthy
Location & terrain

Where is Bouna?

Bouna sits at 9.3°N, 3.0°W, 318 m above sea level, in Ivory Coast. The nearest listed city is Batié, 69 km away.

BatiéDoropoFlakièdougouWaGaouaBondoukouJirapa

Topography around Bouna

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

Within 3 km, the terrain around Bouna has only modest variations in elevation — a maximum elevation change of 72 m around an average of 305 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 136 m; within 80 km, significant variations in elevation — a maximum elevation change of 422 m.

The land around Bouna is covered by shrubs (35%), trees (24%) and grassland (21%) within 3 km, shrubs (58%) and trees (27%) within 16 km, and shrubs (50%) and grassland (31%) within 80 km.

3 km
72 m
16 km
136 m
80 km
422 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Batié 69 km · Doropo 71 km · Flakièdougou 89 km · Wa 103 km · Gaoua 120 km · Damongo 131 km · Bondoukou 138 km · Jirapa 145 km

Ivory Coast travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$3,050
2025
Happiness
5.1 / 10
World Happiness, 2025
Safe drinking water
36%
of population, 2024
Road deaths
24.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 393

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 Bouna (9.2693°, -2.9951°, elevation 318 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).