Mlimba weather in September

In September, Mlimba sees average daytime highs of 27°C and overnight lows near 17°C, with 9 mm of rain across 2.3 wet days and about 11.9 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 28°C by the end. The sky is clear or mostly clear about 47% of the time in September, and the air most often feels comfortable.

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

Daytime high
27°
6th warmest
Overnight low
17°
4th coldest
Rainfall
9 mm
2.3 wet days
Daylight
12 hours
6:32 AM – 6:30 PM
Cloud cover
41%
1st clearest
Wind
8 km/h
3rd windiest
Solar energy
5.95 kWh/m²
Travel score
7.9
out of 10

Mlimba is Tanzanian town.

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 26°C in the first days to 28°C by the end.

A typical September day in Mlimba 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 about 2°C warmer than August and about 2°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12616
22616
32616
42616
52616
62616
72616
82616
92616
102716
112716
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232817
242817
252817
262817
272817
282817
292817
302817

Mlimba weather by month

How September compares with the rest of the year at a glance. September is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 21°28425.712.53.7
Feb28° / 21°24623.412.33.9
Mar27° / 20°24327.512.13.8
Apr26° / 19°21725.211.84.4
May25° / 17°7812.411.66.7
Jun24° / 15°164.311.58.1
Jul24° / 15°112.811.58.3
Aug25° / 16°123.511.78.1
Sep27° / 17°92.311.97.9
Oct29° / 18°24512.26.4
Nov30° / 20°527.812.45.2
Dec29° / 21°17518.912.54.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 35% of September, with mostly cloudy or overcast conditions the remaining 18%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17921
27921
37921
47921
57921
67921
77921
87921
98020
108020
118119
128020
138119
148119
158218
168317
178317
188317
198416
208416
218416
228416
238416
248416
258317
268317
278317
288317
298317
308218

Chance of precipitation in September

Any precipitation

Mlimba gets around 9 mm of rain over 2.3 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 8% and peaks near 12% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
18
28
38
48
58
67
77
87
97
107
117
127
137
148
158
168
178
188
198
208
218
229
239
249
2510
2610
2711
2811
2912
3012

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 56% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
148502
247503
347503
446513
546513
645523
745523
844533
944533
1043543
1142544
1241554
1341554
1440564
1539574
1638584
1737585
1837585
1936595
2035596
2135596
2234597
2333607
2432608
2532599
26315910
27305911
28305812
29295813
30285814

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 6:42 AM to 6:24 AM, and sunset from 6:31 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:426:31
211.86:416:31
311.86:406:31
411.96:406:31
511.96:396:31
611.96:396:31
711.96:386:31
811.96:376:31
911.96:376:30
1011.96:366:30
1111.96:366:30
1211.96:356:30
1311.96:346:30
1411.96:346:30
1511.96:336:30
1612.06:326:30
1712.06:326:29
1812.06:316:29
1912.06:316:29
2012.06:306:29
2112.06:296:29
2212.06:296:29
2312.06:286:29
2412.06:286:29
2512.06:276:29
2612.06:266:28
2712.06:266:28
2812.16:256:28
2912.16:256:28
3012.16:246:28

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.95 kWh/m².

For context, solar energy here swings from a low near 4.7 kWh/m² to a high of 6.56 kWh/m² in November across the year — September's 5.95 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.6Bright
65.6Bright
75.6Bright
85.7Bright
95.7Bright
105.8Bright
115.8Bright
125.8Bright
135.9Bright
145.9Bright
155.9Bright
166.0Bright
176.0Intense
186.0Intense
196.1Intense
206.1Intense
216.1Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in September

Hazard calendar for Mlimba

In seasonPeak

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

Mlimba's monsoon runs December–April, 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 Mlimba?

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

7.9
Sightseeing
4th-best month of the year
8.0
Beach & pool
2nd-best month of the year

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

What to pack for Mlimba in September

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

In September, Mlimba sees daytime highs around 27°C and nights near 17°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Mlimba in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mlimba peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 12UV 15Jun 18UV 9
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme

Air quality in Mlimba 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 Mlimba is worst in November — around 49 µg/m³ PM2.5 (poor), about 5.5× the cleanest month (June, 9 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModeratePoorModerateNov 948 µg/m³Jun 99 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Moderate
Mar11Good
Apr9Good
May9Good
Jun9Good
Jul13Moderate
Aug23Moderate
Sep31Moderate
Oct47Poor
Nov49Poor
Dec13Moderate
Location & terrain

Where is Mlimba?

Mlimba sits at 8.8°S, 35.8°E, 306 m above sea level, in Tanzania. The nearest listed city is Malinyi, 38 km away.

MafingaMakumbakoMtwangoIringaIfakaraIlulaNjombe

Topography around Mlimba

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

Within 3 km, the terrain around Mlimba has significant variations in elevation — a maximum elevation change of 254 m around an average of 312 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 805 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,883 m.

The land around Mlimba is covered by cropland (43%) and shrubs (23%) within 3 km, trees (41%) and cropland (27%) within 16 km, and trees (57%) within 80 km.

3 km
254 m
16 km
805 m
80 km
1,883 m
treesshrubsgrasslandcroplandartificial surfaceswetland
September weather nearby: Malinyi 38 km · Mafinga 80 km · Makumbako 108 km · Mtwango 114 km · Iringa 116 km · Ifakara 121 km · Ilula 127 km · Njombe 130 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 Mlimba (-8.8°, 35.8167°, elevation 306 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).