Ondjiva weather in September

In September, Ondjiva sees average daytime highs of 34°C and overnight lows near 18°C, with 2 mm of rain across 0.6 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 33°C in the first days to 35°C by the end. The sky is clear or mostly clear about 85% 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 Ondjiva's 5th-clearest and 2nd-windiest month. For the whole year in context, see Ondjiva's year-round climate.

Daytime high
34°
2nd warmest
Overnight low
18°
6th coldest
Rainfall
2 mm
0.6 wet days
Daylight
11 h 54 min
5:54 AM – 5:49 PM
Cloud cover
16%
5th clearest
Wind
11 km/h
2nd windiest
Solar energy
6.95 kWh/m²
Travel score
4.2
out of 10

Ondjiva is human settlement.

Density
58/km²
people per km²

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 33°C in the first days to 35°C by the end.

A typical September day in Ondjiva reaches about 34°C in the afternoon and slips back to 18°C overnight — a 16°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)
13316
23316
33316
43317
53317
63317
73317
83317
93317
103317
113417
123418
133418
143418
153418
163418
173418
183418
193418
203418
213419
223419
233419
243519
253519
263519
273519
283519
293519
303519

How September really feels in Ondjiva

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.

Ondjiva 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
Jan30° / 20°15214.112.94.3
Feb29° / 19°14714.512.64.5
Mar29° / 19°11515.412.14.8
Apr30° / 18°265.311.66.0
May29° / 15°10.211.27.4
Jun27° / 12°00119.1
Jul27° / 12°0011.19.0
Aug30° / 14°0011.46.6
Sep34° / 18°20.611.94.2
Oct35° / 20°193.812.43.1
Nov33° / 20°611012.83.5
Dec32° / 20°11813133.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 85% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 10% of September, with mostly cloudy or overcast conditions the remaining 6%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1964
2964
3964
4955
5955
6955
7955
8955
9955
10955
11946
12946
13946
14946
15946
16946
17946
18946
19946
20946
21946
22946
23946
24946
25946
26946
27946
28946
29946
30955

Chance of precipitation in September

Any precipitation

Ondjiva gets around 2 mm of rain over 0.6 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 2% and peaks near 5% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
21
31
41
51
61
71
81
91
102
112
122
132
142
152
162
172
182
192
202
213
223
233
243
253
264
274
285
295
305

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 98% 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
710000
810000
910000
1010000
119910
129910
139910
149910
159910
169910
179910
189820
199820
209820
219820
229820
239730
249730
259730
269631
279631
289541
299541
309541

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

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 6:07 AM to 5:42 AM, and sunset from 5:47 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:075:47
211.76:065:47
311.76:055:47
411.76:045:47
511.76:045:47
611.76:035:47
711.86:025:47
811.86:015:48
911.86:005:48
1011.85:595:48
1111.85:595:48
1211.85:585:48
1311.95:575:48
1411.95:565:48
1511.95:555:48
1611.95:545:49
1711.95:535:49
1811.95:535:49
1912.05:525:49
2012.05:515:49
2112.05:505:49
2212.05:495:49
2312.05:485:49
2412.05:475:50
2512.15:465:50
2612.15:465:50
2712.15:455:50
2812.15:445:50
2912.15:435:50
3012.15:425:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.95 kWh/m².

For context, solar energy here swings from a low near 5.18 kWh/m² to a high of 7.43 kWh/m² in October across the year — September's 6.95 kWh/m² falls in the middle.

02468151015202530
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
126.9Intense
136.9Intense
146.9Intense
156.9Intense
167.0Intense
177.0Intense
187.0Intense
197.0Intense
207.0Intense
217.1Intense
227.1Intense
237.1Intense
247.1Intense
257.2Intense
267.2Intense
277.2Intense
287.2Intense
297.3Intense
307.3Intense
Planning a trip in September

Hazard calendar for Ondjiva

In seasonPeak

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

Ondjiva's rainy season runs December–March, 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 Ondjiva?

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

4.2
Sightseeing
9th-best month of the year
7.9
Beach & pool
6th-best month of the year

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

What to pack for Ondjiva in September

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

In September, Ondjiva sees daytime highs around 34°C and nights near 18°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Ondjiva 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 Ondjiva peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 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 highExtremeJan 18UV 15Jul 13UV 8
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May10Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep10Very high
Oct13Extreme
Nov13Extreme
Dec14Extreme

Air quality in Ondjiva 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 Ondjiva is worst in September — around 22 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (April, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1821 µg/m³Apr 196 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb8Good
Mar8Good
Apr6Good
May7Good
Jun7Good
Jul9Good
Aug15Moderate
Sep22Moderate
Oct18Moderate
Nov11Good
Dec8Good
Location & terrain

Where is Ondjiva?

Ondjiva sits at 17.1°S, 15.7°E, 1,113 m above sea level, in Angola. The nearest listed city is Helao Nafidi, 40 km away.

XangongoOndangwaHumbeCahamaOpuwo

Topography around Ondjiva

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

Within 3 km, the terrain around Ondjiva has only modest variations in elevation — a maximum elevation change of 7 m around an average of 1,111 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 16 m; within 80 km, only modest variations in elevation — a maximum elevation change of 75 m.

The land around Ondjiva is covered by grassland (34%) and artificial surfaces (31%) within 3 km, shrubs (60%) and grassland (29%) within 16 km, and shrubs (62%) and grassland (26%) within 80 km.

3 km
7 m
16 km
16 m
80 km
75 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Helao Nafidi 40 km · Ongwediva 79 km · Oshakati 80 km · Xangongo 88 km · Ondangwa 97 km · Humbe 98 km · Cahama 175 km · Opuwo 229 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 Ondjiva (-17.0667°, 15.7333°, elevation 1,113 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).