Mongu weather in September

In September, Mongu sees average daytime highs of 33°C and overnight lows near 19°C, with 3 mm of rain across 0.7 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 32°C in the first days to 34°C by the end. The sky is clear or mostly clear about 78% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Mongu's 5th-clearest and 1st-windiest month. For the whole year in context, see Mongu's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
19°
6th coldest
Rainfall
3 mm
0.7 wet days
Daylight
11 h 54 min
6:24 AM – 6:19 PM
Cloud cover
22%
5th clearest
Wind
12 km/h
1st windiest
Solar energy
6.85 kWh/m²
Travel score
4.4
out of 10

Mongu is city in Western Zambia.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 32°C in the first days to 34°C by the end.

A typical September day in Mongu reaches about 33°C in the afternoon and slips back to 19°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, September runs about 3°C warmer than August and about 1°C cooler than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13217
23217
33217
43217
53317
63317
73318
83318
93318
103318
113318
123318
133318
143319
153419
163419
173419
183419
193419
203419
213420
223420
233420
243420
253420
263420
273420
283420
293520
303521

How September really feels in Mongu

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.

Mongu 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
Jan28° / 20°26124.912.84.0
Feb28° / 20°21421.712.54.2
Mar28° / 19°14918.612.14.6
Apr29° / 18°264.311.76.4
May28° / 16°10.211.37.8
Jun27° / 13°0011.19.1
Jul27° / 12°0011.29.1
Aug30° / 15°0011.56.9
Sep33° / 19°30.711.94.4
Oct34° / 21°24512.33.3
Nov31° / 20°13118.812.73.5
Dec28° / 20°2322512.93.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 78% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 11%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1946
2946
3946
4946
5946
6937
7937
8937
9928
10928
11928
12919
13919
14919
158911
168911
178911
188911
198812
208812
218713
228713
238614
248614
258515
268515
278515
288515
298416
308416

Chance of precipitation in September

Any precipitation

Mongu gets around 3 mm of rain over 0.7 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 3% and peaks near 7% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
81
91
101
111
121
131
141
152
162
172
182
193
203
213
224
234
245
255
266
276
287
297
307

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
79910
89910
99910
109910
119910
129910
139820
149820
159820
169820
179820
189820
199631
209631
219631
229541
239442
249352
259262
269163
279073
289073
298884
308884

Wind in September

Winds average 12 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612calm
2712calm
2812calm
2912calm
3012calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 42 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 24 minutes over September. Sunrise moves from 6:36 AM to 6:13 AM, and sunset from 6:18 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:366:18
211.76:356:18
311.76:356:18
411.76:346:18
511.86:336:19
611.86:326:19
711.86:326:19
811.86:316:19
911.86:306:19
1011.86:296:19
1111.86:286:19
1211.96:286:19
1311.96:276:19
1411.96:266:19
1511.96:256:19
1611.96:246:19
1711.96:246:19
1811.96:236:19
1912.06:226:19
2012.06:216:20
2112.06:206:20
2212.06:196:20
2312.06:196:20
2412.06:186:20
2512.06:176:20
2612.16:166:20
2712.16:166:20
2812.16:156:20
2912.16:146:20
3012.16:136:20

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.85 kWh/m².

For context, solar energy here swings from a low near 5.17 kWh/m² to a high of 7.02 kWh/m² in October across the year — September's 6.85 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.6Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.8Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.8Intense
156.9Intense
166.9Intense
176.9Intense
186.9Intense
196.9Intense
206.9Intense
216.9Intense
226.9Intense
236.9Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
Planning a trip in September

Hazard calendar for Mongu

In seasonPeak

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

Mongu's monsoon runs November–March, when most of the year's rain falls.

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

Is September a good time to visit Mongu?

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

4.4
Sightseeing
7th-best month of the year
8.0
Beach & pool
6th-best month of the year

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

What to pack for Mongu in September

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

In September, Mongu sees daytime highs around 33°C and nights near 19°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Mongu 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 Mongu peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 highExtremeExtremeJan 19UV 15Jun 22UV 8
UV index (midday)Level
Jan16Extreme
Feb14Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul9Very high
Aug9Very high
Sep11Extreme
Oct10Very high
Nov13Extreme
Dec13Extreme

Air quality in Mongu 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 Mongu is worst in September — around 36 µg/m³ PM2.5 (poor), about 5.7× the cleanest month (April, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1435 µg/m³Apr 147 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar8Good
Apr6Good
May9Good
Jun16Moderate
Jul21Moderate
Aug30Moderate
Sep36Poor
Oct24Moderate
Nov10Good
Dec6Good
Location & terrain

Where is Mongu?

Mongu sits at 15.2°S, 23.1°E, 1,016 m above sea level, in Zambia. The nearest listed city is Kalabo, 56 km away.

SenangaLukuluKaomaZambeziKabompoLumbalaManyinga

Topography around Mongu

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

Within 3 km, the terrain around Mongu has only modest variations in elevation — a maximum elevation change of 64 m around an average of 1,024 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 101 m; within 80 km, only modest variations in elevation — a maximum elevation change of 118 m.

The land around Mongu is covered by wetland (53%) within 3 km, wetland (57%) and shrubs (22%) within 16 km, and wetland (31%), trees (26%) and shrubs (24%) within 80 km.

3 km
64 m
16 km
101 m
80 km
118 m
treesshrubsgrasslandartificial surfaceswaterwetland
September weather nearby: Kalabo 56 km · Senanga 98 km · Lukulu 98 km · Kaoma 187 km · Zambezi 190 km · Kabompo 217 km · Lumbala 222 km · Manyinga 242 km

Zambia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / D / G
230 V · 50 Hz
Prices
≈ 30% of US
price level, 2025
GDP per capita
$1,318
2025
Happiness
4.1 / 10
World Happiness, 2025
Homicide rate
5.2
per 100k, 2015
Road deaths
20.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
High
EF EPI 573
Religion
Protestant 75%Roman Catholic 20%other 3%none 2%

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 Mongu (-15.2484°, 23.1274°, elevation 1,016 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).