Blangwa weather in September

In September, Blangwa sees average daytime highs of 35°C and overnight lows near 25°C, with 46 mm of rain across 7.2 wet days and about 12.1 hours of daylight. It is the 7th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 33°C in the first days to 36°C by the end. The sky is clear or mostly clear about 36% 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 Blangwa's 10th-clearest and 12th-windiest month. For the whole year in context, see Blangwa's year-round climate.

Daytime high
35°
7th warmest
Overnight low
25°
8th coldest
Rainfall
46 mm
7.2 wet days
Daylight
12 h 06 min
5:54 AM – 5:58 PM
Cloud cover
54%
10th clearest
Wind
10 km/h
12th windiest
Solar energy
6.18 kWh/m²
Travel score
2.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 33°C in the first days to 36°C by the end.

A typical September day in Blangwa reaches about 35°C in the afternoon and slips back to 25°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 37°C. Set against its neighbours, September runs about 3°C warmer than August and about 3°C cooler than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13225
23325
33325
43325
53325
63325
73325
83325
93325
103425
113425
123425
133425
143425
153425
163525
173525
183525
193525
203525
213525
223625
233625
243625
253626
263626
273626
283626
293626
303626

How September really feels in Blangwa

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
16 feel dangerously hot (≥ 39°C)
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.

Blangwa weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 17°0011.36.2
Feb34° / 19°0011.64.1
Mar38° / 23°0011.91.4
Apr41° / 27°20.512.30.0
May40° / 28°112.812.60.1
Jun38° / 28°164.612.71.0
Jul34° / 26°6511.812.72.6
Aug32° / 24°13916.612.43.4
Sep35° / 25°467.212.12.9
Oct37° / 25°61.711.71.9
Nov35° / 22°0011.43.2
Dec31° / 18°0011.35.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% 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 42%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24258
34357
44456
54555
64654
74852
85050
95149
105248
115347
125545
135545
145644
155743
165941
176040
186139
196238
206436
216436
226634
236634
246832
256931
266931
277030
287129
297228
307228

Chance of precipitation in September

Any precipitation

Blangwa gets around 46 mm of rain over 7.2 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 24% and peaks near 41% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
141
240
338
437
536
635
734
833
932
1031
1129
1228
1327
1426
1524
1623
1722
1820
1919
2018
2117
2216
2315
2414
2514
2613
2713
2812
2912
3012

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 72% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100048313
200048412
300048412
400158212
500158212
600168211
700168211
800178111
900178210
1000188110
1100297910
1200210799
1300211789
1400213778
1500214768
1600315757
1700316747
1800318736
1900319726
2011421685
2111422675
2211424664
2311425654
2422427623
2522528603
2633529582
2733530572
2834532551
2944633521
3044634511

Wind in September

Winds average 10 km/h in September, the calmest month.

Across September, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 5:54 AM to 5:54 AM, and sunset from 6:09 PM to 5:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:546:09
212.25:546:08
312.25:546:08
412.25:546:07
512.25:546:06
612.25:546:05
712.25:546:05
812.25:546:04
912.25:546:03
1012.15:546:03
1112.15:546:02
1212.15:546:01
1312.15:546:00
1412.15:546:00
1512.15:545:59
1612.15:545:58
1712.15:545:57
1812.05:545:57
1912.05:545:56
2012.05:545:55
2112.05:545:55
2212.05:545:54
2312.05:545:53
2412.05:545:52
2512.05:545:52
2611.95:545:51
2711.95:545:50
2811.95:545:49
2911.95:545:49
3011.95:545:48

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.18 kWh/m².

For context, solar energy here swings from a low near 5.53 kWh/m² to a high of 7.23 kWh/m² in April across the year — September's 6.18 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
66.0Bright
76.0Bright
86.0Intense
96.0Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in September

Hazard calendar for Blangwa

In seasonPeak

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

Blangwa sees dust haze year-round, heaviest in March.

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

Is September a good time to visit Blangwa?

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

2.9
Sightseeing
6th-best month of the year
5.9
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Blangwa.

What to pack for Blangwa in September

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

In September, Blangwa sees daytime highs around 35°C and nights near 25°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Blangwa in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Blangwa peaks around August 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highAug 18UV 12Dec 16UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr11Extreme
May10Very high
Jun10Extreme
Jul10Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec7Very high

Air quality in Blangwa 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 Blangwa is worst in February — around 109 µg/m³ PM2.5 (unhealthy), about 4.5× the cleanest month (August, 24 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyFeb 14108 µg/m³Aug 1925 µg/m³
PM2.5 (µg/m³)Level
Jan103Unhealthy
Feb109Unhealthy
Mar100Unhealthy
Apr73Unhealthy
May50Poor
Jun44Poor
Jul31Moderate
Aug24Moderate
Sep27Moderate
Oct53Poor
Nov63Unhealthy
Dec97Unhealthy
Location & terrain

Where is Blangwa?

Blangwa sits at 12.8°N, 14.6°E, 290 m above sea level, in Cameroon. The nearest listed city is Gamboru, 58 km away.

BolMarteN'DjamenaKoussériMassaguetMongunoDikwa

Topography around Blangwa

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

Within 3 km, the terrain around Blangwa has only modest variations in elevation — a maximum elevation change of 15 m around an average of 285 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 35 m; within 80 km, only modest variations in elevation — a maximum elevation change of 63 m.

The land around Blangwa is covered by grassland (60%) within 3 km, grassland (52%) and wetland (27%) within 16 km, and grassland (53%) and wetland (30%) within 80 km.

3 km
15 m
16 km
35 m
80 km
63 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Gamboru 58 km · Bol 79 km · Marte 91 km · N'Djamena 91 km · Kousséri 93 km · Massaguet 101 km · Monguno 103 km · Dikwa 107 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 Blangwa (12.7752°, 14.5533°, elevation 290 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).