Matai weather in September

In September, Matai sees average daytime highs of 26°C and overnight lows near 14°C, with 6 mm of rain across 0.8 wet days and about 12 hours of daylight. It is the 2nd-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 39% 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 Matai's 4th-clearest and 4th-windiest month. For the whole year in context, see Matai's year-round climate.

Daytime high
26°
2nd warmest
Overnight low
14°
9th coldest
Rainfall
6 mm
0.8 wet days
Daylight
12 hours
6:50 AM – 6:47 PM
Cloud cover
47%
4th clearest
Wind
10 km/h
4th windiest
Solar energy
6.73 kWh/m²
Travel score
8.2
out of 10

Matai is human settlement in 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 Matai 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 1°C warmer than August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12513
22613
32613
42614
52614
62614
72614
82614
92614
102614
112614
122614
132614
142614
152614
162614
172614
182614
192615
202615
212615
222615
232615
242615
252615
262615
272615
282615
292615
302615

Matai weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 14°31927.612.43.8
Feb23° / 14°25622.912.34.2
Mar23° / 14°29124.612.14.4
Apr23° / 14°1561611.85.7
May23° / 13°263.911.68.0
Jun23° / 11°10.111.58.8
Jul23° / 11°00.111.68.9
Aug25° / 12°10.211.78.8
Sep26° / 14°60.8128.2
Oct26° / 16°334.612.27.3
Nov25° / 15°13313.112.46.0
Dec23° / 14°3402412.54.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 30% of September, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17327
27327
37129
47129
57030
66931
77030
86931
96931
106931
117030
127129
137129
147228
157228
167228
177228
187327
197327
207228
217129
227129
236931
246832
256733
266535
276535
286337
296238
306040

Chance of precipitation in September

Any precipitation

Matai gets around 6 mm of rain over 0.8 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 4% and peaks near 8% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
12
22
33
43
53
63
74
84
94
104
114
124
134
143
153
163
173
182
192
202
212
222
232
243
254
264
275
286
297
308

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7982
8982
9982
10982
11982
12982
13982
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25982
26982
27973
28973
29973
30964

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 6:58 AM to 6:41 AM, and sunset from 6:49 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:586:49
211.86:586:49
311.96:576:49
411.96:576:48
511.96:566:48
611.96:566:48
711.96:556:48
811.96:546:48
911.96:546:48
1011.96:536:48
1111.96:536:48
1211.96:526:47
1311.96:516:47
1411.96:516:47
1511.96:506:47
1612.06:506:47
1712.06:496:47
1812.06:486:47
1912.06:486:46
2012.06:476:46
2112.06:476:46
2212.06:466:46
2312.06:456:46
2412.06:456:46
2512.06:446:46
2612.06:446:46
2712.06:436:45
2812.06:426:45
2912.16:426:45
3012.16:416:45

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.73 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 5.12 kWh/m² to a high of 6.73 kWh/m² in September across the year — September's 6.73 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.6Intense
76.6Intense
86.6Intense
96.6Intense
106.6Intense
116.7Intense
126.7Intense
136.7Intense
146.7Intense
156.7Intense
166.8Intense
176.8Intense
186.8Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.8Intense
256.8Intense
266.8Intense
276.8Intense
286.8Intense
296.8Intense
306.8Intense
Planning a trip in September

Hazard calendar for Matai

In seasonPeak

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

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

Matai's monsoon runs December–April, when most of the year's rain falls.

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

Is September a good time to visit Matai?

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

8.2
Sightseeing
4th-best month of the year
7.9
Beach & pool
1st-best month of the year

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

What to pack for Matai in September

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

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

sun protectionlight clothes

UV index in Matai 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 Matai peaks around February 17 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 17UV 17Jun 18UV 11
UV index (midday)Level
Jan16Extreme
Feb17Extreme
Mar17Extreme
Apr15Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec14Extreme

Air quality in Matai 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 Matai is worst in September — around 23 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (May, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1223 µg/m³May 146 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar9Good
Apr7Good
May6Good
Jun9Good
Jul15Moderate
Aug21Moderate
Sep23Moderate
Oct18Moderate
Nov11Good
Dec8Good
Location & terrain

Where is Matai?

Matai sits at 8.3°S, 31.5°E, 1,706 m above sea level, in Tanzania. The nearest listed city is Sumbawanga, 39 km away.

ChalaNamanyereUseviaKirando

Topography around Matai

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

Within 3 km, the terrain around Matai has only modest variations in elevation — a maximum elevation change of 87 m around an average of 1,702 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 752 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,666 m.

The land around Matai is covered by cropland (55%) and grassland (24%) within 3 km, cropland (48%) and grassland (30%) within 16 km, and cropland (35%) and water (21%) within 80 km.

3 km
87 m
16 km
752 m
80 km
1,666 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Sumbawanga 39 km · Mbala 62 km · Laela 66 km · Mpulungu 68 km · Chala 84 km · Namanyere 101 km · Usevia 137 km · Kirando 141 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 Matai (-8.3°, 31.5167°, elevation 1,706 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). 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).