Matiri weather in September

In September, Matiri sees average daytime highs of 28°C and overnight lows near 16°C, with 2 mm of rain across 0.6 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 12th-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 47% 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 Matiri's 1st-clearest and 2nd-windiest month. For the whole year in context, see Matiri's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
16°
5th coldest
Rainfall
2 mm
0.6 wet days
Daylight
11 h 54 min
6:36 AM – 6:33 PM
Cloud cover
40%
1st clearest
Wind
9 km/h
2nd windiest
Solar energy
6.51 kWh/m²
Travel score
7.8
out of 10

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 Matiri reaches about 28°C in the afternoon and slips back to 16°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, September runs about 3°C warmer than August and about 2°C cooler than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12714
22714
32714
42715
52715
62715
72715
82715
92715
102715
112715
122715
132815
142815
152815
162816
172816
182816
192816
202816
212816
222816
232816
242816
252816
262916
272916
282917
292917
302917

Matiri weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 19°30427.412.63.8
Feb26° / 18°26124.512.43.9
Mar26° / 18°26328.512.13.8
Apr25° / 17°9919.811.85.2
May25° / 15°195.411.57.7
Jun24° / 13°30.711.48.5
Jul23° / 12°20.811.48.6
Aug25° / 13°20.511.68.5
Sep28° / 16°20.611.97.8
Oct29° / 18°184.712.26.1
Nov30° / 19°6910.512.55.0
Dec28° / 19°20622.912.64.3

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 30% of September, with mostly cloudy or overcast conditions the remaining 23%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17624
27624
37624
47525
57525
67525
77525
87624
97624
107624
117624
127624
137723
147723
157723
167822
177822
187921
197921
208020
218020
228020
237921
247921
257921
267921
277921
287723
297723
307624

Chance of precipitation in September

Any precipitation

Matiri gets around 2 mm of rain over 0.6 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 3% and peaks near 6% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
12
22
32
42
52
62
72
82
92
102
112
122
132
142
152
162
172
182
192
202
212
222
233
243
253
264
274
285
295
306

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 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19730
29730
39730
49730
59730
69730
79730
89730
99730
109640
119640
129640
139640
149640
159640
169640
179640
189640
199550
209550
219550
229460
239460
249271
259181
269091
279091
2889101
2988111
3086122

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
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 6:46 AM to 6:27 AM, and sunset from 6:34 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:466:34
211.86:466:34
311.86:456:34
411.86:446:34
511.86:446:34
611.86:436:34
711.96:436:34
811.96:426:33
911.96:416:33
1011.96:416:33
1111.96:406:33
1211.96:396:33
1311.96:396:33
1411.96:386:33
1511.96:376:33
1611.96:366:33
1712.06:366:33
1812.06:356:33
1912.06:346:33
2012.06:346:33
2112.06:336:33
2212.06:326:33
2312.06:326:33
2412.06:316:32
2512.06:306:32
2612.06:306:32
2712.16:296:32
2812.16:286:32
2912.16:286:32
3012.16:276:32

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.51 kWh/m².

For context, solar energy here swings from a low near 4.81 kWh/m² to a high of 6.83 kWh/m² in October across the year — September's 6.51 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.2Intense
56.2Intense
66.2Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.4Intense
126.4Intense
136.4Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.6Intense
196.6Intense
206.6Intense
216.7Intense
226.7Intense
236.7Intense
246.7Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.8Intense
306.8Intense
Planning a trip in September

Hazard calendar for Matiri

In seasonPeak

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

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

Matiri's monsoon runs December–March, 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 Matiri?

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

7.8
Sightseeing
4th-best month of the year
8.5
Beach & pool
1st-best month of the year

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

What to pack for Matiri in September

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

In September, Matiri sees daytime highs around 28°C and nights near 16°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Matiri 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 Matiri peaks around February 16 at about 16 (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 highExtremeFeb 16UV 16Jun 18UV 9
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme

Air quality in Matiri 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 Matiri is worst in September — around 41 µg/m³ PM2.5 (poor), about 5.2× the cleanest month (December, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodSep 1740 µg/m³Dec 208 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar10Good
Apr9Good
May10Good
Jun10Good
Jul15Moderate
Aug29Moderate
Sep41Poor
Oct31Moderate
Nov14Moderate
Dec8Good
Location & terrain

Where is Matiri?

Matiri sits at 10.8°S, 34.9°E, 1,324 m above sea level, in Tanzania. The nearest listed city is Kigonsera, 17 km away.

SongeaMahanjeMlangaliNkhata Bay

Topography around Matiri

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

Within 3 km, the terrain around Matiri has significant variations in elevation — a maximum elevation change of 436 m around an average of 1,284 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,157 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,616 m.

The land around Matiri is covered by cropland (45%), grassland (28%) and shrubs (20%) within 3 km, grassland (28%), cropland (28%) and shrubs (27%) within 16 km, and water (29%), trees (23%) and shrubs (20%) within 80 km.

3 km
436 m
16 km
1,157 m
80 km
1,616 m
treesshrubsgrasslandcroplandwater
September weather nearby: Kigonsera 17 km · Mbinga 24 km · Maposeni 58 km · Tingi 63 km · Songea 82 km · Mahanje 102 km · Mlangali 115 km · Nkhata Bay 116 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 Matiri (-10.75°, 34.9°, elevation 1,324 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).