Masi-Manimba weather in September

In September, Masi-Manimba sees average daytime highs of 31°C and overnight lows near 22°C, with 109 mm of rain across 18.8 wet days and about 12 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 16% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Masi-Manimba's 4th-clearest and 3rd-windiest month. For the whole year in context, see Masi-Manimba's year-round climate.

Daytime high
31°
3rd warmest
Overnight low
22°
9th coldest
Rainfall
109 mm
18.8 wet days
Daylight
12 hours
5:44 AM – 5:42 PM
Cloud cover
65%
4th clearest
Wind
5 km/h
3rd windiest
Solar energy
5.59 kWh/m²
Travel score
3.4
out of 10

Masi-Manimba is locality capital of the eponymous territory of the province of Kwilu in the Democratic Republic of Congo..

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 31°C through the month.

A typical September day in Masi-Manimba reaches about 31°C in the afternoon and slips back to 22°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13222
23222
33222
43222
53222
63222
73222
83222
93222
103222
113222
123222
133222
143122
153122
163122
173122
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122

How September really feels in Masi-Manimba

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.

Masi-Manimba weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°13121.212.23.5
Feb31° / 22°11917.512.23.4
Mar31° / 22°15321123.1
Apr31° / 22°20225.111.92.9
May31° / 22°11318.511.83.7
Jun31° / 21°245.311.75.0
Jul32° / 21°82.511.84.7
Aug32° / 21°419.611.84.0
Sep31° / 22°10918.8123.4
Oct30° / 21°19126.312.13.1
Nov30° / 21°19924.912.23.2
Dec30° / 21°17724.312.33.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 26% of September, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15149
25050
34951
44951
54951
64852
74753
84654
94654
104456
114456
124357
134357
144258
154258
164159
174159
184060
194060
203961
213961
223862
233862
243862
253763
263763
273763
283664
293565
303565

Chance of precipitation in September

Any precipitation

Masi-Manimba gets around 109 mm of rain over 18.8 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 63% and peaks near 76% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
142
243
344
445
547
648
750
851
953
1055
1157
1259
1361
1463
1565
1667
1768
1870
1971
2072
2173
2273
2374
2474
2575
2675
2775
2876
2976
3076

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 51% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
1127117
2126919
3116920
4106822
596823
686725
776627
876330
966232
1056035
1145937
1245640
1335344
1435047
1524850
1624553
1714257
1813960
1913762
2013465
2103268
2203070
2302872
2402674
2502476
2602377
2702278
2802179
2901981
3001882

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 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 5:51 AM to 5:37 AM, and sunset from 5:45 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:515:45
211.95:505:45
311.95:505:45
411.95:495:45
511.95:495:45
611.95:495:44
711.95:485:44
811.95:485:44
911.95:475:44
1011.95:475:43
1112.05:465:43
1212.05:465:43
1312.05:455:43
1412.05:455:42
1512.05:445:42
1612.05:445:42
1712.05:435:42
1812.05:435:42
1912.05:425:41
2012.05:425:41
2112.05:415:41
2212.05:415:41
2312.05:405:40
2412.05:405:40
2512.05:395:40
2612.05:395:40
2712.05:385:39
2812.05:385:39
2912.05:375:39
3012.05:375:39

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.59 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.99 kWh/m² to a high of 5.59 kWh/m² in September across the year — September's 5.59 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in September

Is September a good time to visit Masi-Manimba?

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

3.4
Sightseeing
6th-best month of the year
5.1
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Masi-Manimba.

What to pack for Masi-Manimba in September

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

In September, Masi-Manimba sees daytime highs around 31°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Masi-Manimba in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Masi-Manimba peaks around March 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 14 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateExtremeMar 15UV 14Aug 14UV 4
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May9Very high
Jun7High
Jul7High
Aug4Moderate
Sep10Very high
Oct13Extreme
Nov12Extreme
Dec9Very high

Air quality in Masi-Manimba 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 Masi-Manimba is worst in August — around 175 µg/m³ PM2.5 (very unhealthy), about 12.9× the cleanest month (November, 14 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyUnhealthyModerateAug 15162 µg/m³Nov 1714 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb31Moderate
Mar27Moderate
Apr19Moderate
May34Moderate
Jun66Unhealthy
Jul86Unhealthy
Aug175Very unhealthy
Sep54Poor
Oct18Moderate
Nov14Moderate
Dec17Moderate
Location & terrain

Where is Masi-Manimba?

Masi-Manimba sits at 4.8°S, 17.9°E, 487 m above sea level, in Democratic Republic of the Congo. The nearest listed city is Bulungu, 83 km away.

DunguBandundu ProvinceIdiofaMangaiMushieKasongo-Lunda

Topography around Masi-Manimba

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

Within 3 km, the terrain around Masi-Manimba has only modest variations in elevation — a maximum elevation change of 197 m around an average of 414 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 272 m; within 80 km, significant variations in elevation — a maximum elevation change of 534 m.

The land around Masi-Manimba is covered by shrubs (44%), trees (26%) and grassland (21%) within 3 km, shrubs (39%), trees (30%) and grassland (30%) within 16 km, and grassland (41%), trees (36%) and shrubs (22%) within 80 km.

3 km
197 m
16 km
272 m
80 km
534 m
treesshrubsgrasslandartificial surfaces
September weather nearby: Bulungu 83 km · Kikwit 107 km · Dungu 166 km · Bandundu Province 172 km · Idiofa 190 km · Mangai 200 km · Mushie 223 km · Kasongo-Lunda 224 km

Democratic Republic of the Congo travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 42% of US
price level, 2025
GDP per capita
$807
2025
Happiness
3.8 / 10
World Happiness, 2025
Safe drinking water
12%
of population, 2024
Road deaths
34.9
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 400

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 Masi-Manimba (-4.7755°, 17.891°, elevation 487 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).