Geita weather in September

In September, Geita sees average daytime highs of 28°C and overnight lows near 18°C, with 81 mm of rain across 12.4 wet days and about 12 hours of daylight. It is the 3rd-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 25% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Geita's 4th-clearest and 4th-windiest month. For the whole year in context, see Geita's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
18°
8th coldest
Rainfall
81 mm
12.4 wet days
Daylight
12 hours
6:46 AM – 6:45 PM
Cloud cover
62%
4th clearest
Wind
8 km/h
4th windiest
Solar energy
6.11 kWh/m²
Travel score
5.4
out of 10

Geita is town and capital of Geita 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

Day-to-day highs hold fairly steady near 28°C through the month.

A typical September day in Geita reaches about 28°C in the afternoon and slips back to 18°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 31°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12818
22818
32818
42818
52818
62818
72818
82818
92818
102818
112818
122818
132818
142818
152818
162818
172818
182818
192818
202818
212818
222818
232818
242818
252818
262818
272818
282818
292818
302818

Geita weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°13522.212.14.7
Feb28° / 18°9916.412.15.1
Mar28° / 18°14920.4124.8
Apr27° / 18°1632011.94.7
May27° / 18°609.711.96.4
Jun28° / 18°203.611.86.7
Jul29° / 18°91.511.96.8
Aug29° / 18°416.411.96.1
Sep28° / 18°8112.4125.4
Oct27° / 18°15221.412.14.7
Nov26° / 18°21526.312.14.0
Dec26° / 18°1912512.24.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14951
24951
34852
44852
54852
64852
74852
84852
94852
104852
114951
124951
134852
144852
154852
164852
174753
184654
194654
204555
214456
224357
234159
243961
253862
263862
273763
283664
293664
303565

Chance of precipitation in September

Any precipitation

Geita gets around 81 mm of rain over 12.4 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 42% and peaks near 54% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
136
237
338
438
539
639
740
840
940
1040
1140
1240
1340
1440
1539
1639
1739
1840
1940
2041
2142
2243
2344
2445
2547
2648
2750
2851
2953
3054

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 14% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14020337
23821347
33622357
43422368
53223378
63124378
72924389
82824389
927253810
1026253911
1125253911
1225253912
1324253813
1424253813
1524253814
1623253814
1723253714
1823253715
1922253716
2022253716
2121243817
2220243818
2319233918
2419234018
2518224219
2616224319
2715214420
2814204620
2913194721
3012194821

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.

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
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 6:52 AM to 6:40 AM, and sunset from 6:49 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:526:49
211.96:526:49
311.96:526:49
412.06:516:48
512.06:516:48
612.06:506:48
712.06:506:48
812.06:496:47
912.06:496:47
1012.06:496:47
1112.06:486:46
1212.06:486:46
1312.06:476:46
1412.06:476:46
1512.06:466:45
1612.06:466:45
1712.06:456:45
1812.06:456:44
1912.06:446:44
2012.06:446:44
2112.06:446:43
2212.06:436:43
2312.06:436:43
2412.06:426:43
2512.06:426:42
2612.06:416:42
2712.06:416:42
2812.06:416:42
2912.06:406:41
3012.06:406:41

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.11 kWh/m².

For context, solar energy here swings from a low near 5.22 kWh/m² to a high of 6.14 kWh/m² in February across the year — September's 6.11 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.0Intense
96.0Intense
106.0Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.0Intense
306.0Intense
Planning a trip in September

Hazard calendar for Geita

In seasonPeak

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

Geita's rainy season runs October–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 Geita?

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

5.4
Sightseeing
5th-best month of the year
6.4
Beach & pool
5th-best month of the year

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

What to pack for Geita in September

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

In September, Geita sees daytime highs around 28°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

UV index in Geita 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 Geita peaks around March 15 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 16Jun 18UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec11Extreme

Air quality in Geita 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 Geita is worst in January — around 23 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (October, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1922 µg/m³Oct 1814 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb21Moderate
Mar17Moderate
Apr15Moderate
May15Moderate
Jun15Moderate
Jul15Moderate
Aug17Moderate
Sep17Moderate
Oct14Moderate
Nov16Moderate
Dec18Moderate
Location & terrain

Where is Geita?

Geita sits at 2.9°S, 32.2°E, 1,268 m above sea level, in Tanzania. The nearest listed city is Kasamwa, 22 km away.

UshiromboMhango

Topography around Geita

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

Within 3 km, the terrain around Geita has significant variations in elevation — a maximum elevation change of 356 m around an average of 1,315 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 694 m; within 80 km, large variations in elevation — a maximum elevation change of 621 m.

The land around Geita is covered by artificial surfaces (29%), trees (27%) and shrubs (22%) within 3 km, shrubs (33%) and cropland (31%) within 16 km, and cropland (54%) within 80 km.

3 km
356 m
16 km
694 m
80 km
621 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Kasamwa 22 km · Katoro 36 km · Mhalamba 41 km · Buseresere 43 km · Sengerema 52 km · Chato 58 km · Ushirombo 75 km · Mhango 82 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 Geita (-2.8725°, 32.2325°, elevation 1,268 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).