Malanje weather in September

In September, Malanje sees average daytime highs of 30°C and overnight lows near 17°C, with 50 mm of rain across 12.5 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 35% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Malanje's 5th-clearest and 2nd-windiest month. For the whole year in context, see Malanje's year-round climate.

Daytime high
30°
2nd warmest
Overnight low
17°
4th coldest
Rainfall
50 mm
12.5 wet days
Daylight
11 h 54 min
5:51 AM – 5:47 PM
Cloud cover
51%
5th clearest
Wind
8 km/h
2nd windiest
Solar energy
5.87 kWh/m²
Travel score
4.7
out of 10

Malanje is city in Angola.

Density
188/km²
people per km²
Founded
1885

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 30°C through the month.

A typical September day in Malanje reaches about 30°C in the afternoon and slips back to 17°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, September runs on par with August and about 2°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13116
23116
33116
43116
53117
63117
73017
83017
93017
103017
113017
123017
133017
143017
153017
163017
173017
183017
193017
203017
213017
223017
233017
243017
253017
263017
273017
282918
292918
302918

Malanje weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°8314.612.55.5
Feb28° / 19°8513.112.35.1
Mar28° / 19°15720.812.14.4
Apr28° / 19°13219.611.84.7
May29° / 17°14311.66.7
Jun29° / 15°00.111.57.3
Jul30° / 14°0011.56.9
Aug30° / 15°41.211.76.1
Sep30° / 17°5012.511.94.7
Oct28° / 18°16125.312.23.8
Nov27° / 18°18424.412.44.1
Dec27° / 18°13119.212.54.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 33% of September, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18119
28119
38020
47921
57822
67822
77723
87624
97525
107426
117327
127129
137129
147030
156832
166832
176733
186535
196535
206337
216337
226238
236040
246040
255842
265842
275743
285644
295545
305446

Chance of precipitation in September

Any precipitation

Malanje gets around 50 mm of rain over 12.5 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 42% and peaks near 70% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
113
214
315
416
518
620
722
824
926
1028
1131
1233
1336
1439
1541
1644
1746
1849
1951
2053
2156
2258
2360
2461
2563
2664
2766
2867
2969
3070

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 43% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13950110
23751120
33552130
43353140
53154150
62955160
72656180
82456200
92256220
102056240
111856260
121655290
131453330
141252360
151050401
16848431
17745471
18543511
19441541
20338581
21235621
22232642
23130672
24127702
25024733
26022744
27020755
28018766
29017767
30016768

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 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
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
278calm
288calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over September. Sunrise moves from 6:00 AM to 5:42 AM, and sunset from 5:49 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:005:49
211.85:595:49
311.85:595:49
411.85:585:49
511.85:575:48
611.95:575:48
711.95:565:48
811.95:565:48
911.95:555:48
1011.95:545:48
1111.95:545:48
1211.95:535:48
1311.95:525:48
1411.95:525:48
1511.95:515:48
1611.95:515:47
1712.05:505:47
1812.05:495:47
1912.05:495:47
2012.05:485:47
2112.05:475:47
2212.05:475:47
2312.05:465:47
2412.05:455:47
2512.05:455:47
2612.05:445:46
2712.05:445:46
2812.15:435:46
2912.15:425:46
3012.15:425:46

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.87 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 5.16 kWh/m² to a high of 5.87 kWh/m² in September across the year — September's 5.87 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
Planning a trip in September

Hazard calendar for Malanje

In seasonPeak

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

Malanje's rainy season runs February–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 Malanje?

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

4.7
Sightseeing
8th-best month of the year
6.5
Beach & pool
5th-best month of the year

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

What to pack for Malanje in September

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

In September, Malanje sees daytime highs around 30°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Malanje 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 Malanje peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 11 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 14UV 15Aug 11UV 8
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar16Extreme
Apr14Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug8Very high
Sep11Extreme
Oct13Extreme
Nov12Extreme
Dec13Extreme

Air quality in Malanje 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 Malanje is worst in July — around 153 µg/m³ PM2.5 (very unhealthy), about 17.2× the cleanest month (December, 9 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateGoodJul 18148 µg/m³Dec 129 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar10Good
Apr9Good
May30Moderate
Jun110Unhealthy
Jul153Very unhealthy
Aug122Unhealthy
Sep38Poor
Oct16Moderate
Nov9Good
Dec9Good
Location & terrain

Where is Malanje?

Malanje sits at 9.5°S, 16.3°E, 1,134 m above sea level, in Angola. The nearest listed city is Cangandala, 29 km away.

Kunda dya BazeMussendeSanta ClaraLucalaCazombo

Topography around Malanje

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

Within 3 km, the terrain around Malanje has only modest variations in elevation — a maximum elevation change of 97 m around an average of 1,139 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 311 m; within 80 km, large variations in elevation — a maximum elevation change of 610 m.

The land around Malanje is covered by artificial surfaces (63%) within 3 km, grassland (54%) and cropland (24%) within 16 km, and grassland (43%) and trees (35%) within 80 km.

3 km
97 m
16 km
311 m
80 km
610 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Cangandala 29 km · Bailundo 38 km · Cacuso 67 km · Kunda dya Baze 105 km · Mussende 114 km · Santa Clara 123 km · Lucala 123 km · Cazombo 139 km

Angola travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$3,129
2025
Happiness
3.8 / 10
World Happiness, 2017
Homicide rate
4.1
per 100k, 2016
Road deaths
26.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 413
Religion
Roman Catholic 41%Protestant 38%none 12%other 9%

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 Malanje (-9.5402°, 16.341°, elevation 1,134 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).