Mpumalanga weather in September

In September, Mpumalanga sees average daytime highs of 24°C and overnight lows near 14°C, with 58 mm of rain across 9 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 43% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of September to 12 h 18 min by month's end. Set against the rest of the year, September is Mpumalanga's 6th-clearest and 4th-windiest month. For the whole year in context, see Mpumalanga's year-round climate.

Daytime high
24°
8th warmest
Overnight low
14°
5th coldest
Rainfall
58 mm
9 wet days
Daylight
11 h 48 min
5:57 AM – 5:46 PM
Cloud cover
50%
6th clearest
Wind
10 km/h
4th windiest
Solar energy
4.54 kWh/m²
Travel score
7.2
out of 10

Mpumalanga is township in KwaZulu-Natal, South Africa.

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 24°C through the month.

A typical September day in Mpumalanga reaches about 24°C in the afternoon and slips back to 14°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 31°C. Set against its neighbours, September runs on par with August and on par with October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12413
22413
32414
42414
52414
62414
72414
82414
92414
102414
112414
122414
132414
142414
152414
162414
172414
182414
192414
202414
212414
222414
232414
242414
252415
262415
272415
282415
292415
302415

Mpumalanga weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 20°10115.613.75.6
Feb28° / 20°8713.113.15.7
Mar27° / 19°8712.712.26.2
Apr26° / 16°609.111.37.1
May25° / 13°33510.58.2
Jun23° / 11°223.910.18.5
Jul23° / 10°343.910.38.4
Aug23° / 12°305.610.98.1
Sep24° / 14°58911.87.2
Oct24° / 15°8813.812.76.3
Nov25° / 17°10114.813.55.8
Dec26° / 18°10215.613.95.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% 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 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16634
26634
36634
46535
56337
66337
76238
86238
96139
106040
115941
125941
135842
145743
155644
165545
175545
185446
195446
205248
215248
225248
235050
245050
254951
264852
274852
284753
294654
304654

Chance of precipitation in September

Any precipitation

Mpumalanga gets around 58 mm of rain over 9 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 31% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
124
225
325
426
527
627
728
829
929
1030
1130
1230
1331
1431
1531
1631
1732
1832
1932
2032
2132
2232
2333
2433
2534
2635
2736
2837
2938
3039

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 47% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1672940
2653050
3643150
4633250
5613450
6593560
7583660
8563770
9553870
10543970
11524080
12504190
13494290
144742100
154643110
164543120
174343130
184244140
194144150
204044150
213944160
223845170
233845170
243745181
253645191
263545201
273445211
283345221
293245221
303145231

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 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
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 24 min at the start of September to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over September. Sunrise moves from 6:16 AM to 5:39 AM, and sunset from 5:38 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:165:38
211.46:155:39
311.46:145:39
411.56:125:40
511.56:115:40
611.56:105:41
711.56:095:42
811.66:075:42
911.66:065:43
1011.66:055:43
1111.76:045:44
1211.76:025:44
1311.76:015:45
1411.86:005:45
1511.85:585:46
1611.85:575:46
1711.95:565:47
1811.95:545:48
1911.95:535:48
2011.95:525:49
2112.05:515:49
2212.05:495:50
2312.05:485:50
2412.15:475:51
2512.15:455:51
2612.15:445:52
2712.25:435:53
2812.25:425:53
2912.25:405:54
3012.35:395:54

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.54 kWh/m².

For context, solar energy here swings from a low near 3.2 kWh/m² to a high of 5.52 kWh/m² in January across the year — September's 4.54 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
Planning a trip in September

Hazard calendar for Mpumalanga

In seasonPeak

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

Mpumalanga sits in the South Indian Ocean cyclone belt; the season peaks January–March.

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

Is September a good time to visit Mpumalanga?

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

7.2
Sightseeing
5th-best month of the year
6.1
Beach & pool
7th-best month of the year

September is one of the better times to visit Mpumalanga for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Mpumalanga in September

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

In September, Mpumalanga sees daytime highs around 24°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

Sea temperature near Mpumalanga in September

The nearest coast averages about 21°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 42 km away) is warmest in February at about 26°C and coldest in August near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb26Warm
Mar26Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Warm

UV index in Mpumalanga in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mpumalanga peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateHighExtremeJan 16UV 13Jun 23UV 4
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr5High
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep5High
Oct10Extreme
Nov10Very high
Dec12Extreme

Air quality in Mpumalanga 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 Mpumalanga is worst in July — around 148 µg/m³ PM2.5 (unhealthy), about 6.1× the cleanest month (January, 24 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJul 11147 µg/m³Jan 1625 µg/m³
PM2.5 (µg/m³)Level
Jan24Moderate
Feb31Moderate
Mar50Poor
Apr77Unhealthy
May126Unhealthy
Jun144Unhealthy
Jul148Unhealthy
Aug116Unhealthy
Sep88Unhealthy
Oct57Unhealthy
Nov41Poor
Dec30Moderate
Location & terrain

Where is Mpumalanga?

Mpumalanga sits at 29.8°S, 30.6°E, 711 m above sea level, in South Africa. The nearest listed city is Pinetown, 24 km away.

Topography around Mpumalanga

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

Within 3 km, the terrain around Mpumalanga has significant variations in elevation — a maximum elevation change of 354 m around an average of 607 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 701 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,041 m.

The land around Mpumalanga is covered by artificial surfaces (40%), grassland (29%) and trees (27%) within 3 km, trees (43%) and grassland (33%) within 16 km, and trees (38%), grassland (29%) and water (20%) within 80 km.

3 km
354 m
16 km
701 m
80 km
2,041 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Pinetown 24 km · Folweni 26 km · Ntuzuma 31 km · Pietermaritzburg 32 km · Richmond 36 km · Durban 38 km · eMkhomazi 46 km · Mpophomeni 51 km

South Africa travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / M / N
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
5.0 / 10
World Happiness, 2025
Safe drinking water
68%
of population, 2024
Homicide rate
43.7
per 100k, 2022
Road deaths
22.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very high
EF EPI 602
Religion
Christian 86%or other traditional African religions 5%nothing in particular 5%Muslim 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 Mpumalanga (-29.8129°, 30.6365°, elevation 711 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).