Ndevana weather in September

In September, Ndevana sees average daytime highs of 23°C and overnight lows near 12°C, with 48 mm of rain across 7 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 40% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of September to 12 h 18 min by month's end. Set against the rest of the year, September is Ndevana's 5th-clearest and 4th-windiest month. For the whole year in context, see Ndevana's year-round climate.

Daytime high
23°
9th warmest
Overnight low
12°
4th coldest
Rainfall
48 mm
7 wet days
Daylight
11 h 48 min
6:10 AM – 5:58 PM
Cloud cover
50%
5th clearest
Wind
13 km/h
4th windiest
Solar energy
4.74 kWh/m²
Travel score
7.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical September day in Ndevana reaches about 23°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 30°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12311
22311
32311
42311
52312
62312
72312
82312
92312
102312
112312
122312
132312
142312
152312
162312
172312
182312
192312
202312
212312
222312
232312
242312
252312
262312
272312
282312
292312
302312

Ndevana weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°7811.113.96.3
Feb27° / 18°7810.513.26.2
Mar27° / 17°8010.812.36.6
Apr25° / 15°677.811.27.4
May24° / 12°234.310.38.2
Jun22° / 10°233.59.98.2
Jul22° / 10°273.810.18.2
Aug22° / 10°40610.87.7
Sep23° / 12°48711.87.4
Oct23° / 13°649.912.86.9
Nov24° / 15°7810.513.76.8
Dec26° / 17°7812.114.16.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% 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 (%)
16535
26436
36436
46337
56139
66139
75941
85941
95941
105743
115743
125743
135545
145545
155545
165545
175545
185446
195446
205446
215446
225446
235347
245347
255347
265248
275248
285149
295149
304951

Chance of precipitation in September

Any precipitation

Ndevana gets around 48 mm of rain over 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 24% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
122
222
323
423
523
623
724
824
924
1024
1124
1224
1324
1424
1524
1624
1724
1824
1924
2024
2124
2224
2324
2424
2525
2625
2725
2826
2926
3026

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 81% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
188111
288111
388111
487121
586131
686131
785141
885141
984151
1083152
1182162
1281172
1381172
1479183
1579183
1679183
1779183
1879183
1979183
2079183
2178184
2278184
2378184
2477194
2577194
2676204
2776204
2875214
2974224
3074224

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 18 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 60 minutes over September. Sunrise moves from 6:31 AM to 5:51 AM, and sunset from 5:48 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:315:48
211.36:305:49
311.46:285:50
411.46:275:50
511.46:265:51
611.56:245:52
711.56:235:52
811.56:225:53
911.66:205:54
1011.66:195:54
1111.66:175:55
1211.76:165:56
1311.76:155:56
1411.76:135:57
1511.86:125:58
1611.86:105:58
1711.86:095:59
1811.96:076:00
1911.96:066:00
2011.96:056:01
2112.06:036:02
2212.06:026:02
2312.06:006:03
2412.15:596:04
2512.15:586:04
2612.15:566:05
2712.25:556:06
2812.25:536:06
2912.35:526:07
3012.35:516:08

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.74 kWh/m².

For context, solar energy here swings from a low near 2.89 kWh/m² to a high of 6.28 kWh/m² in December across the year — September's 4.74 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.7Bright
164.7Bright
174.7Bright
184.8Bright
194.8Bright
204.8Bright
214.9Bright
224.9Bright
234.9Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.1Bright
Planning a trip in September

Is September a good time to visit Ndevana?

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

7.4
Sightseeing
5th-best month of the year
5.6
Beach & pool
10th-best month of the year

September is one of the better times to visit Ndevana for general sightseeing.

What to pack for Ndevana in September

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

In September, Ndevana sees daytime highs around 23°C and nights near 12°C. Worth packing: light clothes and sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Ndevana 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 25°C and coldest in August near 20°C.

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

18°20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb25Warm
Mar25Warm
Apr24Warm
May23Refreshing
Jun22Refreshing
Jul21Refreshing
Aug20Refreshing
Sep21Refreshing
Oct21Refreshing
Nov22Refreshing
Dec23Refreshing

UV index in Ndevana in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ndevana peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighExtremeJan 15UV 13Jun 22UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May5Moderate
Jun3Moderate
Jul3Moderate
Aug5Moderate
Sep6High
Oct10Extreme
Nov11Extreme
Dec12Extreme

Air quality in Ndevana 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 Ndevana is worst in August — around 20 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (February, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1520 µg/m³Feb 98 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar9Good
Apr12Good
May15Moderate
Jun17Moderate
Jul17Moderate
Aug20Moderate
Sep16Moderate
Oct12Moderate
Nov9Good
Dec8Good
Location & terrain

Where is Ndevana?

Ndevana sits at 32.9°S, 27.5°E, 456 m above sea level, in South Africa. The nearest listed city is Bhisho, 9.0 km away.

Topography around Ndevana

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

Within 3 km, the terrain around Ndevana has only modest variations in elevation — a maximum elevation change of 232 m around an average of 422 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 454 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,011 m.

The land around Ndevana is covered by grassland (78%) within 3 km, grassland (59%) and trees (25%) within 16 km, and grassland (37%), trees (26%) and water (22%) within 80 km.

3 km
232 m
16 km
454 m
80 km
2,011 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Bhisho 9.0 km · Qonce 11 km · Mdantsane 25 km · Dimbaza 28 km · Stutterheim 38 km · East London 39 km · Gonubie 47 km · Alice 64 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 Ndevana (-32.9077°, 27.5097°, elevation 456 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. 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).