Ilembula weather in September

In September, Ilembula sees average daytime highs of 26°C and overnight lows near 14°C, with 2 mm of rain across 0.3 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 56% of the time in September, and the air most often feels dry.

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 Ilembula's 3rd-clearest and 1st-windiest month. For the whole year in context, see Ilembula's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
14°
4th coldest
Rainfall
2 mm
0.3 wet days
Daylight
12 hours
6:37 AM – 6:35 PM
Cloud cover
37%
3rd clearest
Wind
15 km/h
1st windiest
Solar energy
6.78 kWh/m²
Travel score
8.6
out of 10

Ilembula is town in Iringa Region, Tanzania.

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 26°C through the month.

A typical September day in Ilembula reaches about 26°C in the afternoon and slips back to 14°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 28°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12513
22513
32513
42513
52513
62513
72513
82513
92514
102514
112514
122514
132614
142614
152614
162614
172614
182614
192614
202614
212614
222614
232614
242614
252614
262614
272614
282614
292614
302614

Ilembula weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 16°19422.112.54.8
Feb25° / 16°1902012.34.7
Mar25° / 16°17521.512.15.0
Apr24° / 16°5210.111.86.8
May24° / 15°81.911.68.5
Jun23° / 12°0011.58.9
Jul23° / 12°00.111.58.9
Aug24° / 13°00.111.79.0
Sep26° / 14°20.311.98.6
Oct27° / 15°162.612.27.9
Nov27° / 16°426.912.46.9
Dec25° / 17°1191612.55.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 21%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17723
27723
37723
47723
57723
67723
77822
87822
97822
108020
118020
128020
138119
148119
158119
168119
178218
188218
198218
208218
218020
228020
238020
247921
257921
267723
277723
287723
297723
307624

Chance of precipitation in September

Any precipitation

Ilembula gets around 2 mm of rain over 0.3 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 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
52
62
72
82
92
102
112
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
272
282
292
302

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
20991
21991
22991
23991
24991
25982
26982
27982
28973
29973
30964

Wind in September

Winds average 15 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 15 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

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 6:47 AM to 6:29 AM, and sunset from 6:36 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:476:36
211.86:466:36
311.86:456:36
411.96:456:36
511.96:446:36
611.96:446:36
711.96:436:36
811.96:426:35
911.96:426:35
1011.96:416:35
1111.96:416:35
1211.96:406:35
1311.96:396:35
1411.96:396:35
1511.96:386:35
1612.06:376:35
1712.06:376:34
1812.06:366:34
1912.06:366:34
2012.06:356:34
2112.06:346:34
2212.06:346:34
2312.06:336:34
2412.06:326:34
2512.06:326:34
2612.06:316:33
2712.06:316:33
2812.16:306:33
2912.16:296:33
3012.16:296:33

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.78 kWh/m².

For context, solar energy here swings from a low near 5.3 kWh/m² to a high of 7.03 kWh/m² in October across the year — September's 6.78 kWh/m² sits near the top of that range.

02468151015202530
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.6Intense
96.6Intense
106.6Intense
116.7Intense
126.7Intense
136.7Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.9Intense
196.9Intense
206.9Intense
216.9Intense
227.0Intense
237.0Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
Planning a trip in September

Hazard calendar for Ilembula

In seasonPeak

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

Ilembula's monsoon runs December–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 Ilembula?

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

8.6
Sightseeing
4th-best month of the year
8.1
Beach & pool
1st-best month of the year

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

What to pack for Ilembula in September

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

In September, Ilembula sees daytime highs around 26°C and nights near 14°C. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

UV index in Ilembula in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ilembula peaks around March 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 16 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 10UV 16Jun 16UV 10
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct15Extreme
Nov14Extreme
Dec13Extreme

Air quality in Ilembula 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 Ilembula is worst in October — around 21 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (May, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1620 µg/m³May 157 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar10Good
Apr8Good
May7Good
Jun8Good
Jul11Good
Aug14Moderate
Sep17Moderate
Oct21Moderate
Nov17Moderate
Dec10Good
Location & terrain

Where is Ilembula?

Ilembula sits at 8.9°S, 34.6°E, 1,425 m above sea level, in Tanzania. The nearest listed city is Mtwango, 27 km away.

IgurusiMlangali

Topography around Ilembula

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

Within 3 km, the terrain around Ilembula has only modest variations in elevation — a maximum elevation change of 102 m around an average of 1,404 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 610 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,930 m.

The land around Ilembula is covered by cropland (81%) within 3 km, cropland (51%) and shrubs (43%) within 16 km, and shrubs (31%), grassland (25%) and cropland (24%) within 80 km.

3 km
102 m
16 km
610 m
80 km
1,930 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Mtwango 27 km · Makumbako 28 km · Rujewa 31 km · Urunda 42 km · Njombe 54 km · Chimala 62 km · Igurusi 81 km · Mlangali 98 km

Tanzania travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$1,319
2025
Happiness
3.9 / 10
World Happiness, 2025
Safe drinking water
31%
of population, 2024
Homicide rate
3.7
per 100k, 2020
Road deaths
31.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 479
Religion
Christian 63%Muslim 34%folk religion 1%

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 Ilembula (-8.9°, 34.5833°, elevation 1,425 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).