Bunda weather in September

In September, Bunda sees average daytime highs of 28°C and overnight lows near 21°C, with 56 mm of rain across 10 wet days and about 12 hours of daylight. It is the 1st-warmest and 9th-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 30% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 hours at the start of September to 12 hours by month's end. Set against the rest of the year, September is Bunda's 4th-clearest and 3rd-windiest month. For the whole year in context, see Bunda's year-round climate.

Daytime high
28°
1st warmest
Overnight low
21°
12th coldest
Rainfall
56 mm
10 wet days
Daylight
12 hours
6:39 AM – 6:39 PM
Cloud cover
59%
4th clearest
Wind
8 km/h
3rd windiest
Solar energy
6.1 kWh/m²
Travel score
6.0
out of 10

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 Bunda reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212821
222821
232821
242821
252821
262821
272821
282821
292821
302821

Bunda weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 20°12118.112.15.3
Feb28° / 21°9615.112.15.4
Mar27° / 21°14520124.9
Apr27° / 20°17121.2124.5
May27° / 20°8113.911.95.9
Jun27° / 20°255.611.97.1
Jul28° / 20°122.811.97.5
Aug28° / 20°346.611.96.9
Sep28° / 21°5610126.0
Oct28° / 21°11317.3125.1
Nov27° / 20°17221.812.14.6
Dec26° / 20°16422.212.14.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15743
25842
35842
45842
55842
65743
75743
85743
95644
105545
115545
125545
135446
145347
155347
165248
175149
185050
195050
204852
214753
224654
234654
244456
254357
264357
274159
284060
294060
303961

Chance of precipitation in September

Any precipitation

Bunda gets around 56 mm of rain over 10 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 34% and peaks near 43% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
131
232
332
432
532
632
732
832
932
1032
1132
1231
1331
1431
1531
1630
1730
1831
1931
2032
2133
2234
2335
2436
2538
2639
2740
2841
2942
3043

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 48% of days. Sticky, muggy-or-worse air turns up on roughly 26% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14334220
24334321
33324321
43324421
52314522
62304622
72294623
82284723
92274823
102264824
112264924
122254924
132254924
142245024
152245024
162245024
172245024
182235025
192235025
202225026
212225027
222214928
231204929
241204930
251194931
261184932
271174933
281164934
291144936
301134937

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.

051015151015202530
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 12 hours 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 0 minutes over September. Sunrise moves from 6:45 AM to 6:33 AM, and sunset from 6:43 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:456:43
212.06:456:43
312.06:456:42
412.06:446:42
512.06:446:42
612.06:436:42
712.06:436:41
812.06:436:41
912.06:426:41
1012.06:426:40
1112.06:416:40
1212.06:416:40
1312.06:406:39
1412.06:406:39
1512.06:406:39
1612.06:396:39
1712.06:396:38
1812.06:386:38
1912.06:386:38
2012.06:376:37
2112.06:376:37
2212.06:376:37
2312.06:366:36
2412.06:366:36
2512.06:356:36
2612.06:356:35
2712.06:356:35
2812.06:346:35
2912.06:346:35
3012.06:336:34

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.1 kWh/m².

For context, solar energy here swings from a low near 5.44 kWh/m² to a high of 6.3 kWh/m² in February across the year — September's 6.1 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
56.0Bright
66.0Bright
76.0Bright
86.0Bright
96.0Intense
106.0Intense
116.0Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in September

Is September a good time to visit Bunda?

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

6.0
Sightseeing
4th-best month of the year
6.7
Beach & pool
4th-best month of the year

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

What to pack for Bunda in September

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

In September, Bunda sees daytime highs around 28°C and nights near 21°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Bunda 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 Bunda peaks around March 17 at about 16 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 17UV 16Jun 18UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun9Very high
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec12Extreme

Air quality in Bunda 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 Bunda is worst in July — around 20 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJul 1319 µg/m³Nov 1410 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb16Moderate
Mar13Moderate
Apr11Good
May12Good
Jun18Moderate
Jul20Moderate
Aug16Moderate
Sep15Moderate
Oct11Good
Nov10Good
Dec12Good
Location & terrain

Where is Bunda?

Bunda sits at 2.0°S, 33.9°E, 1,235 m above sea level, in Tanzania. The nearest listed city is Nyamuswa, 21 km away.

NyakabindiMaswaMaguKihangara

Topography around Bunda

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

Within 3 km, the terrain around Bunda has significant variations in elevation — a maximum elevation change of 466 m around an average of 1,278 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 502 m; within 80 km, large variations in elevation — a maximum elevation change of 656 m.

The land around Bunda is covered by shrubs (28%), cropland (26%) and artificial surfaces (24%) within 3 km, cropland (53%) and grassland (24%) within 16 km, and cropland (36%), grassland (26%) and water (25%) within 80 km.

3 km
466 m
16 km
502 m
80 km
656 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Nyamuswa 21 km · Butiama 30 km · Kibara 49 km · Musoma 59 km · Nyakabindi 69 km · Maswa 75 km · Magu 79 km · Kihangara 85 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 Bunda (-2.0215°, 33.8711°, elevation 1,235 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).