Sangmélima weather in September

In September, Sangmélima sees average daytime highs of 28°C and overnight lows near 20°C, with 191 mm of rain across 26.5 wet days and about 12 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 0% of the time in September, and the air most often feels muggy.

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 Sangmélima's 10th-clearest and 3rd-windiest month. For the whole year in context, see Sangmélima's year-round climate.

Daytime high
28°
10th warmest
Overnight low
20°
7th coldest
Rainfall
191 mm
26.5 wet days
Daylight
12 hours
6:06 AM – 6:07 PM
Cloud cover
84%
10th clearest
Wind
7 km/h
3rd windiest
Solar energy
4.42 kWh/m²
Travel score
3.5
out of 10

Sangmélima is commune of Cameroon.

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 28°C through the month.

A typical September day in Sangmélima reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282820
292820
302820

How September really feels in Sangmélima

Once humidity and wind are folded in, September averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Sangmélima 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
Jan30° / 20°388.311.85.1
Feb31° / 21°5710.411.94.3
Mar30° / 21°13820.7123.5
Apr30° / 21°17524.512.13.3
May29° / 21°15024.512.13.5
Jun28° / 20°13623.712.23.9
Jul27° / 20°12621.412.24.5
Aug28° / 20°12822.412.14.3
Sep28° / 20°19126.5123.5
Oct28° / 20°21428.311.93.3
Nov29° / 20°13321.211.94.0
Dec29° / 20°468.811.85.4

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 6% of September, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1496
2496
3595
4595
5595
6595
7595
8694
9694
10694
11694
12694
13793
14793
15793
16793
17793
18793
19793
20793
21793
22793
23793
24793
25694
26694
27694
28694
29694
30694

Chance of precipitation in September

Any precipitation

Sangmélima gets around 191 mm of rain over 26.5 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 88% and peaks near 90% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
183
284
384
485
586
687
787
888
988
1089
1189
1289
1389
1489
1590
1690
1790
1890
1990
2089
2189
2289
2389
2489
2589
2689
2790
2890
2990
3090

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)
1991
2991
3991
4982
5982
6982
7982
8982
9982
10982
11973
12973
13973
14973
15973
16973
17964
18964
19964
20964
21955
22955
23955
24946
25946
26946
27937
28937
29937
30937

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
157calm
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 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 6:10 AM to 6:02 AM, and sunset from 6:13 PM to 6:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:106:13
212.16:106:13
312.16:106:13
412.06:096:12
512.06:096:12
612.06:096:11
712.06:086:11
812.06:086:10
912.06:086:10
1012.06:086:10
1112.06:076:09
1212.06:076:09
1312.06:076:08
1412.06:066:08
1512.06:066:07
1612.06:066:07
1712.06:066:06
1812.06:056:06
1912.06:056:06
2012.06:056:05
2112.06:046:05
2212.06:046:04
2312.06:046:04
2412.06:046:03
2512.06:036:03
2612.06:036:02
2712.06:036:02
2812.06:036:02
2912.06:026:01
3012.06:026:01

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.42 kWh/m².

For context, solar energy here swings from a low near 4.07 kWh/m² to a high of 5.13 kWh/m² in March across the year — September's 4.42 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.4Bright
144.4Bright
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
304.4Bright
Planning a trip in September

Is September a good time to visit Sangmélima?

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

3.5
Sightseeing
8th-best month of the year
4.0
Beach & pool
11th-best month of the year

September is a weaker month for outdoor sightseeing in Sangmélima.

What to pack for Sangmélima in September

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

In September, Sangmélima sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

UV index in Sangmélima 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 Sangmélima peaks around March 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 21UV 14Dec 17UV 10
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec9Very high

Air quality in Sangmélima 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 Sangmélima is worst in February — around 60 µg/m³ PM2.5 (unhealthy), about 7.3× the cleanest month (September, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModerateGoodModerateFeb 1458 µg/m³Sep 179 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb60Unhealthy
Mar37Poor
Apr25Moderate
May16Moderate
Jun16Moderate
Jul15Moderate
Aug12Good
Sep8Good
Oct11Good
Nov19Moderate
Dec35Moderate
Location & terrain

Where is Sangmélima?

Sangmélima sits at 2.9°N, 12.0°E, 675 m above sea level, in Cameroon. The nearest listed city is Mbalmayo, 84 km away.

MbalmayoÉbolowaAkonolingaAmbamBitamEbebiyinYaoundéOkoa

Topography around Sangmélima

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

Within 3 km, the terrain around Sangmélima has only modest variations in elevation — a maximum elevation change of 81 m around an average of 672 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 295 m; within 80 km, significant variations in elevation — a maximum elevation change of 483 m.

The land around Sangmélima is covered by trees (60%), grassland (20%) and artificial surfaces (20%) within 3 km, trees (96%) within 16 km, and trees (99%) within 80 km.

3 km
81 m
16 km
295 m
80 km
483 m
treesgrasslandartificial surfaces
September weather nearby: Mbalmayo 84 km · Ébolowa 93 km · Akonolinga 97 km · Ambam 99 km · Bitam 109 km · Ebebiyin 113 km · Yaoundé 116 km · Okoa 124 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 Sangmélima (2.9333°, 11.9833°, elevation 675 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).