Kilosa weather in September

In September, Kilosa sees average daytime highs of 28°C and overnight lows near 17°C, with 12 mm of rain across 3.7 wet days and about 12 hours of daylight. It is the 7th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 27°C in the first days to 29°C by the end. The sky is clear or mostly clear about 27% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 54 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Kilosa's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Kilosa's year-round climate.

Daytime high
28°
7th warmest
Overnight low
17°
4th coldest
Rainfall
12 mm
3.7 wet days
Daylight
12 hours
6:28 AM – 6:25 PM
Cloud cover
51%
3rd clearest
Wind
6 km/h
2nd windiest
Solar energy
5.71 kWh/m²
Travel score
6.9
out of 10

Kilosa is city in Morogoro 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

Highs climb over the month, from about 27°C in the first days to 29°C by the end.

A typical September day in Kilosa reaches about 28°C in the afternoon and slips back to 17°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°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°35°151015202530
Avg high (°C)Avg low (°C)
12716
22716
32716
42716
52716
62717
72817
82817
92817
102817
112817
122817
132817
142817
152817
162817
172817
182817
192817
202817
212917
222917
232917
242917
252917
262917
272917
282917
292918
302918

How September really feels in Kilosa

Once humidity and wind are folded in, September averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Kilosa weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°14515.212.44.1
Feb30° / 21°1441412.24.1
Mar29° / 21°15321.6124.0
Apr27° / 20°11722.511.94.6
May26° / 18°5212.211.76.3
Jun26° / 16°123.711.67.7
Jul26° / 15°82.411.67.9
Aug26° / 16°133.911.87.5
Sep28° / 17°123.7126.9
Oct30° / 18°357.612.25.6
Nov30° / 20°5211.112.34.8
Dec31° / 21°10113.412.44.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 38% of September, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15842
25842
35842
45842
55941
65941
76040
86040
96139
106139
116238
126238
136337
146337
156535
166535
176634
186733
196832
206832
216931
227030
237030
247129
257129
267228
277228
287228
297228
307129

Chance of precipitation in September

Any precipitation

Kilosa gets around 12 mm of rain over 3.7 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 13% and peaks near 18% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
111
211
311
411
511
612
712
812
912
1012
1112
1212
1312
1412
1512
1612
1712
1812
1912
2012
2112
2213
2313
2414
2514
2615
2716
2817
2917
3018

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the comfortable band about 68% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11273150
21174150
31173160
41074160
51073170
6974170
7973180
8973180
9973180
10873190
11873190
12872200
13872200
14872200
15870211
16870211
17870211
18869221
19869221
20868231
21867241
22865252
23864262
24863272
25861283
26761293
27758314
28757324
29754345
30654355

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 54 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 12 minutes over September. Sunrise moves from 6:36 AM to 6:20 AM, and sunset from 6:28 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:366:28
211.96:356:28
311.96:356:28
411.96:346:27
511.96:346:27
611.96:336:27
711.96:336:27
811.96:326:27
911.96:316:27
1011.96:316:26
1111.96:306:26
1211.96:306:26
1311.96:296:26
1412.06:296:26
1512.06:286:25
1612.06:286:25
1712.06:276:25
1812.06:266:25
1912.06:266:25
2012.06:256:25
2112.06:256:24
2212.06:246:24
2312.06:246:24
2412.06:236:24
2512.06:226:24
2612.06:226:24
2712.06:216:23
2812.06:216:23
2912.06:206:23
3012.16:206:23

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.71 kWh/m².

For context, solar energy here swings from a low near 4.62 kWh/m² to a high of 6.25 kWh/m² in November across the year — September's 5.71 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.4Bright
65.4Bright
75.4Bright
85.5Bright
95.5Bright
105.5Bright
115.6Bright
125.6Bright
135.6Bright
145.7Bright
155.7Bright
165.7Bright
175.8Bright
185.8Bright
195.8Bright
205.9Bright
215.9Bright
225.9Bright
236.0Bright
246.0Bright
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.1Intense
306.1Intense
Planning a trip in September

Hazard calendar for Kilosa

In seasonPeak

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

Kilosa's rainy season runs December–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 Kilosa?

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

6.9
Sightseeing
4th-best month of the year
7.9
Beach & pool
1st-best month of the year

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

What to pack for Kilosa in September

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

In September, Kilosa sees daytime highs around 28°C and nights near 17°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in Kilosa 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 Kilosa peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 12UV 15Jun 17UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme

Air quality in Kilosa 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 Kilosa is worst in September — around 17 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (May, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1517 µg/m³May 109 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar10Good
Apr9Good
May9Good
Jun10Good
Jul14Moderate
Aug16Moderate
Sep17Moderate
Oct15Moderate
Nov9Good
Dec9Good
Location & terrain

Where is Kilosa?

Kilosa sits at 6.8°S, 37.0°E, 495 m above sea level, in Tanzania. The nearest listed city is Msowero, 41 km away.

KibakweMorogoroMpwapwaGeiro

Topography around Kilosa

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

Within 3 km, the terrain around Kilosa has significant variations in elevation — a maximum elevation change of 485 m around an average of 547 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 907 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,383 m.

The land around Kilosa is covered by trees (48%) and shrubs (24%) within 3 km, trees (49%), shrubs (21%) and cropland (20%) within 16 km, and trees (40%) and shrubs (28%) within 80 km.

3 km
485 m
16 km
907 m
80 km
2,383 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Msowero 41 km · Mikumi 63 km · Dumila 64 km · Magole 67 km · Kibakwe 69 km · Morogoro 75 km · Mpwapwa 77 km · Geiro 77 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 Kilosa (-6.8333°, 36.9833°, elevation 495 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).