Kimpese weather in September

In September, Kimpese sees average daytime highs of 28°C and overnight lows near 20°C, with 11 mm of rain across 3.4 wet days and about 12 hours of daylight. It is the 9th-warmest and 9th-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 3% of the time in September, and the air most often feels muggy.

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 Kimpese's 6th-clearest and 2nd-windiest month. For the whole year in context, see Kimpese's year-round climate.

Daytime high
28°
9th warmest
Overnight low
20°
4th coldest
Rainfall
11 mm
3.4 wet days
Daylight
12 hours
5:57 AM – 5:56 PM
Cloud cover
78%
6th clearest
Wind
8 km/h
2nd windiest
Solar energy
4.14 kWh/m²
Travel score
6.3
out of 10

Kimpese is place in Bas-Congo, Democratic Republic of the 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 28°C through the month.

A typical September day in Kimpese 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 31°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12819
22819
32819
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162920
172920
182920
192920
202920
212920
222920
232920
242921
252921
262921
272921
282921
292921
302921

How September really feels in Kimpese

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.

Kimpese weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°14120.212.33.7
Feb30° / 22°10316.312.23.7
Mar31° / 22°13019.3123.4
Apr30° / 22°17622.711.93.2
May29° / 21°6913.511.84.8
Jun28° / 19°20.311.77.6
Jul27° / 18°00.111.77.8
Aug27° / 19°30.911.87.4
Sep28° / 20°113.4126.3
Oct30° / 22°7513.512.14.5
Nov30° / 22°17923.512.33.3
Dec29° / 22°18024.712.33.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 85%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11387
21387
31288
41288
51288
61288
71288
81387
91387
101387
111486
121486
131585
141585
151585
161684
171783
181783
191783
201783
211783
221783
231783
241783
251783
261783
271783
281783
291783
301783

Chance of precipitation in September

Any precipitation

Kimpese gets around 11 mm of rain over 3.4 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 12% and peaks near 17% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
15
25
35
46
56
67
78
88
99
109
1110
1211
1311
1412
1512
1613
1713
1813
1914
2014
2114
2214
2315
2415
2515
2615
2716
2816
2917
3017

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 61% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
171290
270300
368320
466340
564360
662380
759410
857430
954460
1051490
1148520
1244560
1341590
1438620
1536640
1633670
1730700
1828720
1926740
2024760
2123770
2222780
2320800
2419810
2519810
2618820
2717821
2816831
2916831
3015841

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
277calm
287calm
297calm
307calm

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 6:05 AM to 5:50 AM, and sunset from 5:59 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:055:59
211.96:055:59
311.96:045:58
411.96:045:58
511.96:035:58
611.96:035:58
711.96:025:58
811.96:025:57
911.96:015:57
1011.96:015:57
1111.96:005:57
1211.96:005:57
1312.05:595:56
1412.05:595:56
1512.05:585:56
1612.05:575:56
1712.05:575:55
1812.05:565:55
1912.05:565:55
2012.05:555:55
2112.05:555:55
2212.05:545:54
2312.05:545:54
2412.05:535:54
2512.05:535:54
2612.05:525:54
2712.05:525:53
2812.05:515:53
2912.05:515:53
3012.05:505:53

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.14 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.14 kWh/m² to a high of 5.2 kWh/m² in March across the year — September's 4.14 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
Planning a trip in September

Hazard calendar for Kimpese

In seasonPeak

None of Kimpese's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Kimpese's rainy season runs November–April, when most of the year's rain falls.

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

Is September a good time to visit Kimpese?

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

6.3
Sightseeing
4th-best month of the year
7.4
Beach & pool
4th-best month of the year

September is a reasonable time to visit Kimpese for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kimpese in September

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

In September, Kimpese sees daytime highs around 28°C and nights near 20°C. Pack light clothes. About 3 days see rain.

light clothes

UV index in Kimpese 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 Kimpese peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 10 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeMar 16UV 15Aug 10UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May8Very high
Jun7Very high
Jul6High
Aug6High
Sep10Very high
Oct13Extreme
Nov11Extreme
Dec10Extreme

Air quality in Kimpese 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 Kimpese is worst in July — around 62 µg/m³ PM2.5 (unhealthy), about 4.6× the cleanest month (November, 13 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJul 2362 µg/m³Nov 2114 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar18Moderate
Apr17Moderate
May27Moderate
Jun42Poor
Jul62Unhealthy
Aug60Unhealthy
Sep41Poor
Oct21Moderate
Nov13Moderate
Dec15Moderate
Location & terrain

Where is Kimpese?

Kimpese sits at 5.6°S, 14.4°E, 326 m above sea level, in Democratic Republic of the Congo. The nearest listed city is Mbanza-Ngungu, 58 km away.

Kasangulu

Topography around Kimpese

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

Within 3 km, the terrain around Kimpese has only modest variations in elevation — a maximum elevation change of 205 m around an average of 339 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 503 m; within 80 km, large variations in elevation — a maximum elevation change of 920 m.

The land around Kimpese is covered by grassland (49%) and artificial surfaces (24%) within 3 km, grassland (74%) within 16 km, and grassland (70%) and trees (22%) within 80 km.

3 km
205 m
16 km
503 m
80 km
920 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Mbanza-Ngungu 58 km · Cuímba 66 km · Mbanza Kongo 81 km · Inkisi 84 km · Kenge 89 km · Maquela do Zombo 93 km · Matadi 112 km · Kasangulu 136 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 Kimpese (-5.5615°, 14.4316°, elevation 326 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).