Bandjoun weather in September

In September, Bandjoun sees average daytime highs of 24°C and overnight lows near 17°C, with 235 mm of rain across 28.2 wet days and about 12 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 0% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 06 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Bandjoun's 11th-clearest and 10th-windiest month. For the whole year in context, see Bandjoun's year-round climate.

Daytime high
24°
10th warmest
Overnight low
17°
5th coldest
Rainfall
235 mm
28.2 wet days
Daylight
12 hours
6:12 AM – 6:14 PM
Cloud cover
85%
11th clearest
Wind
5 km/h
10th windiest
Solar energy
4.47 kWh/m²
Travel score
3.8
out of 10

Bandjoun is Municipality of Cameroon.

Density
116/km²
people per km²
Founded
1570

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 24°C through the month.

A typical September day in Bandjoun reaches about 24°C in the afternoon and slips back to 17°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 26°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12417
22417
32417
42417
52417
62417
72417
82417
92417
102417
112417
122417
132417
142417
152417
162417
172417
182417
192417
202417
212417
222417
232417
242417
252417
262417
272417
282417
292417
302417

Bandjoun 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
Jan30° / 16°20.711.76.3
Feb31° / 17°71.611.85.3
Mar30° / 18°397.9124.8
Apr28° / 18°11120.312.14.4
May26° / 18°1462612.24.1
Jun25° / 17°15826.912.34.0
Jul24° / 17°2402912.33.9
Aug24° / 17°25928.612.23.8
Sep24° / 17°23528.2123.8
Oct25° / 17°18026.911.94.1
Nov26° / 16°439.211.86.5
Dec28° / 16°30.711.77.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 4% of September, with mostly cloudy or overcast conditions the remaining 95%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1397
2397
3397
4397
5397
6397
7397
8397
9496
10496
11496
12496
13496
14496
15496
16496
17595
18595
19595
20595
21595
22694
23694
24694
25694
26694
27694
28694
29892
30892

Chance of precipitation in September

Any precipitation

Bandjoun gets around 235 mm of rain over 28.2 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 94% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
194
294
394
494
594
695
795
895
995
1095
1195
1295
1394
1494
1594
1694
1794
1893
1993
2093
2193
2293
2392
2492
2592
2692
2792
2892
2992
3092

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)
10991
21981
31981
41981
51981
61981
71981
81981
91981
101972
111972
121972
131972
140982
150982
160982
170982
180982
190982
200982
210982
220982
230982
241972
251972
261972
271972
281963
291963
301963

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 06 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over September. Sunrise moves from 6:15 AM to 6:09 AM, and sunset from 6:21 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:156:21
212.16:156:21
312.16:156:20
412.16:146:20
512.16:146:19
612.16:146:19
712.16:146:18
812.16:146:18
912.16:136:17
1012.16:136:17
1112.16:136:16
1212.06:136:16
1312.06:126:15
1412.06:126:15
1512.06:126:14
1612.06:126:14
1712.06:126:13
1812.06:116:12
1912.06:116:12
2012.06:116:11
2112.06:116:11
2212.06:106:10
2312.06:106:10
2412.06:106:09
2512.06:106:09
2612.06:106:08
2712.06:096:08
2812.06:096:07
2912.06:096:07
3012.06:096:06

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.47 kWh/m².

For context, solar energy here swings from a low near 4.3 kWh/m² to a high of 6.43 kWh/m² in February across the year — September's 4.47 kWh/m² sits near the bottom.

024151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.4Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Bandjoun

In seasonPeak

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

Bandjoun's monsoon runs May–October, when most of the year's rain falls.

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

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

Is September a good time to visit Bandjoun?

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

3.8
Sightseeing
11th-best month of the year
3.3
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in Bandjoun.

What to pack for Bandjoun in September

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

In September, Bandjoun sees daytime highs around 24°C and nights near 17°C. Pack rain gear. Worth having: light clothes. About 28 days see rain.

rain gearlight clothes

UV index in Bandjoun 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 Bandjoun peaks around March 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 24UV 14Dec 20UV 10
UV index (midday)Level
Jan10Extreme
Feb11Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Very high

Air quality in Bandjoun 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 Bandjoun is worst in February — around 109 µg/m³ PM2.5 (unhealthy), about 4.9× the cleanest month (August, 22 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyFeb 13105 µg/m³Aug 1422 µg/m³
PM2.5 (µg/m³)Level
Jan85Unhealthy
Feb109Unhealthy
Mar71Unhealthy
Apr54Poor
May34Moderate
Jun28Moderate
Jul23Moderate
Aug22Moderate
Sep24Moderate
Oct35Moderate
Nov44Poor
Dec71Unhealthy
Location & terrain

Where is Bandjoun?

Bandjoun sits at 5.4°N, 10.4°E, 1,529 m above sea level, in Cameroon. The nearest listed city is Bafoussam, 11 km away.

Topography around Bandjoun

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

Within 3 km, the terrain around Bandjoun has only modest variations in elevation — a maximum elevation change of 146 m around an average of 1,529 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 922 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,616 m.

The land around Bandjoun is covered by trees (52%), artificial surfaces (23%) and cropland (22%) within 3 km, trees (50%) and grassland (23%) within 16 km, and trees (67%) and grassland (26%) within 80 km.

3 km
146 m
16 km
922 m
80 km
2,616 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Bafoussam 11 km · Foumbot 28 km · Bangangté 29 km · Mbouda 33 km · Bafang 36 km · Dschang 41 km · Kekem 50 km · Tonga 55 km

Cameroon travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,972
2025
Happiness
5.1 / 10
World Happiness, 2025
Homicide rate
6.8
per 100k, 2022
Road deaths
30.2
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 445
Religion
Roman Catholic 33%Muslim 31%Protestant 27%animist 1%

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 Bandjoun (5.3757°, 10.4133°, elevation 1,529 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).