Nzagi weather in September

In September, Nzagi sees average daytime highs of 27°C and overnight lows near 17°C, with 67 mm of rain across 17.2 wet days and about 12 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 15% 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 Nzagi's 5th-clearest and 2nd-windiest month. For the whole year in context, see Nzagi's year-round climate.

Daytime high
27°
8th warmest
Overnight low
17°
4th coldest
Rainfall
67 mm
17.2 wet days
Daylight
12 hours
5:54 AM – 5:52 PM
Cloud cover
64%
5th clearest
Wind
6 km/h
2nd windiest
Solar energy
5.14 kWh/m²
Travel score
5.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical September day in Nzagi reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12717
22717
32717
42717
52717
62717
72717
82717
92717
102717
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232717
242718
252718
262718
272718
282718
292718
302718

Nzagi weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°13319.712.44.8
Feb27° / 19°12216.812.34.9
Mar28° / 19°21523.212.14.3
Apr28° / 19°27525.711.83.9
May28° / 18°7811.111.65.9
Jun28° / 15°40.811.57.6
Jul28° / 14°10.211.68.0
Aug27° / 16°102.811.77.8
Sep27° / 17°6717.2125.4
Oct27° / 18°20926.512.23.9
Nov26° / 19°27025.912.43.9
Dec26° / 19°19423.812.54.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 26% of September, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16040
26040
35941
45743
55644
65545
75248
85050
95050
104852
114654
124456
134357
144258
154060
163961
173763
183664
193565
203466
213268
223169
233070
242971
252773
262773
272674
282575
292476
302377

Chance of precipitation in September

Any precipitation

Nzagi gets around 67 mm of rain over 17.2 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 56% and peaks near 76% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
128
230
331
433
535
637
739
841
943
1045
1147
1250
1352
1455
1557
1660
1762
1864
1966
2068
2169
2271
2372
2473
2574
2674
2775
2875
2975
3076

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 69% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1158410
2156430
3154450
4152470
5149491
6047521
7044551
8041581
9038602
10035632
11032653
12028693
13025714
14022744
15019765
16016786
17014806
18012817
19010828
2008848
2107849
22068410
23058411
24048412
25048313
26038215
27038116
28037918
29027820
30027622

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 6:03 AM to 5:46 AM, and sunset from 5:54 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:035:54
211.86:035:54
311.96:025:53
411.96:025:53
511.96:015:53
611.96:015:53
711.96:005:53
811.95:595:53
911.95:595:53
1011.95:585:53
1111.95:585:52
1211.95:575:52
1311.95:565:52
1411.95:565:52
1511.95:555:52
1612.05:545:52
1712.05:545:52
1812.05:535:51
1912.05:535:51
2012.05:525:51
2112.05:515:51
2212.05:515:51
2312.05:505:51
2412.05:505:51
2512.05:495:51
2612.05:485:50
2712.05:485:50
2812.05:475:50
2912.15:475:50
3012.15:465:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.14 kWh/m².

For context, solar energy here swings from a low near 4.82 kWh/m² to a high of 5.58 kWh/m² in July across the year — September's 5.14 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in September

Hazard calendar for Nzagi

In seasonPeak

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

Nzagi's rainy season runs March–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 Nzagi?

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

5.4
Sightseeing
5th-best month of the year
5.5
Beach & pool
5th-best month of the year

September is a reasonable time to visit Nzagi for sightseeing.

What to pack for Nzagi in September

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

In September, Nzagi sees daytime highs around 27°C and nights near 17°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Nzagi in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nzagi peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 15 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeMar 12UV 15Aug 15UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May10Very high
Jun9Very high
Jul8Very high
Aug6High
Sep9Very high
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Nzagi 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 Nzagi is worst in September — around 76 µg/m³ PM2.5 (unhealthy), about 5.2× the cleanest month (November, 15 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorUnhealthyModerateSep 1570 µg/m³Nov 2315 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar17Moderate
Apr18Moderate
May41Poor
Jun59Unhealthy
Jul54Poor
Aug40Poor
Sep76Unhealthy
Oct26Moderate
Nov15Moderate
Dec15Moderate
Location & terrain

Where is Nzagi?

Nzagi sits at 8.4°S, 15.3°E, 906 m above sea level, in Angola. The nearest listed city is Camabatela, 23 km away.

UígePiriLucalaPango Aluquém

Topography around Nzagi

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

Within 3 km, the terrain around Nzagi has significant variations in elevation — a maximum elevation change of 384 m around an average of 953 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 773 m; within 80 km, large variations in elevation — a maximum elevation change of 1,144 m.

The land around Nzagi is covered by trees (81%) within 3 km, trees (60%) and grassland (35%) within 16 km, and grassland (52%) and trees (41%) within 80 km.

3 km
384 m
16 km
773 m
80 km
1,144 m
treesshrubsgrassland
September weather nearby: Camabatela 23 km · Cazombo 39 km · Bula Atumba 64 km · Negage 70 km · Uíge 90 km · Piri 97 km · Lucala 99 km · Pango Aluquém 99 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 Nzagi (-8.3855°, 15.3013°, elevation 906 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).