Mlandizi weather in September

In September, Mlandizi sees average daytime highs of 31°C and overnight lows near 20°C, with 23 mm of rain across 6.5 wet days and about 12 hours of daylight. It is the 7th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 22% of the time in September, and the air most often feels muggy.

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 Mlandizi's 2nd-clearest and 7th-windiest month. For the whole year in context, see Mlandizi's year-round climate.

Daytime high
31°
7th warmest
Overnight low
20°
3rd coldest
Rainfall
23 mm
6.5 wet days
Daylight
12 hours
6:20 AM – 6:18 PM
Cloud cover
51%
2nd clearest
Wind
8 km/h
7th windiest
Solar energy
5.33 kWh/m²
Travel score
5.0
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical September day in Mlandizi reaches about 31°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53020
63020
73020
83020
93020
103120
113120
123120
133120
143120
153120
163120
173120
183120
193120
203120
213120
223120
233120
243120
253120
263120
273121
283121
293121
303121

How September really feels in Mlandizi

Once humidity and wind are folded in, September averages 21 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
21
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.

Mlandizi 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
Jan32° / 24°5611.812.33.8
Feb33° / 25°559.812.23.5
Mar32° / 24°16023122.8
Apr30° / 23°21725.911.93.0
May29° / 22°13417.511.74.5
Jun29° / 20°256.611.65.8
Jul29° / 20°154.311.66.0
Aug30° / 20°246.511.85.6
Sep31° / 20°236.5125.0
Oct32° / 22°7212.412.14.1
Nov32° / 23°11719.312.33.4
Dec32° / 24°10418.812.43.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 53% of September, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17327
27426
37426
47525
57525
67525
77525
87624
97624
107624
117624
127525
137525
147525
157525
167525
177426
187525
197525
207525
217525
227525
237525
247525
257525
267624
277624
287525
297525
307525

Chance of precipitation in September

Any precipitation

Mlandizi gets around 23 mm of rain over 6.5 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 23% and peaks near 31% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
120
220
320
420
520
620
720
820
920
1020
1120
1221
1321
1421
1521
1621
1721
1821
1922
2022
2123
2223
2324
2425
2526
2627
2728
2829
2930
3031

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 81% of days. Sticky, muggy-or-worse air turns up on roughly 87% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
116822
216822
315832
415832
515823
614833
714833
814833
914833
1014833
1114833
1213834
1313834
1413834
1513834
1613825
1713825
1812835
1912826
2012826
2112817
2212817
2312808
2411809
25117910
26117811
27107812
28107713
29107614
3097615

Wind in September

Winds average 8 km/h in September.

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

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
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 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 6:29 AM to 6:13 AM, and sunset from 6:21 PM to 6:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:296:21
211.96:286:21
311.96:286:21
411.96:276:20
511.96:276:20
611.96:266:20
711.96:256:20
811.96:256:20
911.96:246:20
1011.96:246:19
1111.96:236:19
1211.96:236:19
1311.96:226:19
1412.06:226:19
1512.06:216:18
1612.06:206:18
1712.06:206:18
1812.06:196:18
1912.06:196:18
2012.06:186:18
2112.06:186:17
2212.06:176:17
2312.06:176:17
2412.06:166:17
2512.06:156:17
2612.06:156:17
2712.06:146:16
2812.06:146:16
2912.06:136:16
3012.16:136:16

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.33 kWh/m².

For context, solar energy here swings from a low near 4.37 kWh/m² to a high of 6.13 kWh/m² in February across the year — September's 5.33 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in September

Hazard calendar for Mlandizi

In seasonPeak

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

Mlandizi sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Mlandizi's rainy season runs March–May, when most of the year's rain falls.

Cyclone
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Mlandizi?

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

5.0
Sightseeing
4th-best month of the year
7.2
Beach & pool
4th-best month of the year

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

What to pack for Mlandizi in September

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

In September, Mlandizi sees daytime highs around 31°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Mlandizi in September

The nearest coast averages about 26°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 39 km away) is warmest in March at about 29°C and coldest in August near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov28Tropical
Dec29Tropical

UV index in Mlandizi 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 Mlandizi peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 15UV 15Jun 18UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Mlandizi 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 Mlandizi is worst in July — around 22 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 1522 µg/m³Nov 1515 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb20Moderate
Mar18Moderate
Apr16Moderate
May18Moderate
Jun21Moderate
Jul22Moderate
Aug20Moderate
Sep19Moderate
Oct17Moderate
Nov15Moderate
Dec17Moderate
Location & terrain

Where is Mlandizi?

Mlandizi sits at 6.7°S, 38.7°E, 26 m above sea level, in Tanzania. The nearest listed city is Kibaha, 22 km away.

Topography around Mlandizi

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

Within 3 km, the terrain around Mlandizi has only modest variations in elevation — a maximum elevation change of 67 m around an average of 40 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 139 m; within 80 km, large variations in elevation — a maximum elevation change of 853 m.

The land around Mlandizi is covered by grassland (56%) and trees (24%) within 3 km, grassland (67%) within 16 km, and trees (36%) and grassland (32%) within 80 km.

3 km
67 m
16 km
139 m
80 km
853 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Kibaha 22 km · Bagamoyo 34 km · Mapinga 38 km · Chalinze 42 km · Mvomero 51 km · Lugoba 52 km · Magomeni 58 km · Dar es Salaam 61 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 Mlandizi (-6.7°, 38.7333°, elevation 26 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).