Kasulu weather in October

In October, Kasulu sees average daytime highs of 28°C and overnight lows near 18°C, with 136 mm of rain across 17 wet days and about 12.1 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 8% of the time in October, and the air most often feels humid.

Daylight stretches from about 12 hours at the start of October to 12 h 12 min by month's end. Set against the rest of the year, October is Kasulu's 6th-clearest and 5th-windiest month. For the whole year in context, see Kasulu's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
18°
12th coldest
Rainfall
136 mm
17 wet days
Daylight
12 h 06 min
6:42 AM – 6:48 PM
Cloud cover
79%
6th clearest
Wind
6 km/h
5th windiest
Solar energy
5.74 kWh/m²
Travel score
4.9
out of 10

Kasulu is city in Kigoma, Tanzania.

Density
271/km²
people per km²
Founded
1500

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical October day in Kasulu 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, October runs about 2°C cooler than September and about 2°C warmer than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12918
22918
32918
42918
52918
62918
72918
82818
92818
102818
112818
122818
132818
142818
152818
162818
172818
182818
192718
202718
212718
222718
232718
242718
252718
262718
272718
282718
292718
302618
312618

Kasulu weather by month

How October compares with the rest of the year at a glance. October is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 17°23528.312.23.8
Feb26° / 17°18924.312.14.0
Mar26° / 17°21427.3124.0
Apr25° / 17°17223.711.94.3
May26° / 17°6811.111.86.4
Jun27° / 16°14311.77.6
Jul27° / 16°30.811.87.9
Aug29° / 17°111.811.96.8
Sep29° / 18°366.4125.7
Oct28° / 18°1361712.14.9
Nov26° / 17°23125.512.24.0
Dec25° / 17°25728.912.33.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 80%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23466
33268
43169
53070
62872
72773
82674
92575
102476
112278
122179
132080
142080
151981
161882
171783
181783
191783
201783
211684
221585
231585
241585
251585
261486
271486
281486
291387
301387
311288

Chance of precipitation in October

Any precipitation

Kasulu gets around 136 mm of rain over 17 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 54% and peaks near 73% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
137
238
339
440
541
642
743
844
945
1046
1147
1248
1349
1450
1552
1653
1755
1857
1958
2060
2161
2263
2364
2465
2567
2668
2769
2870
2971
3072
3173

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the humid band about 58% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12540341
22440361
32239371
42039391
51939412
61738432
71638442
81537462
91437472
101336492
111335502
121234522
131233523
141131553
151130563
161029583
17928603
18927604
19826624
20725644
21624664
22623674
23522685
24421705
25420715
26319735
27218755
28217765
29115795
30114805
31113815

Wind in October

Winds average 6 km/h in October.

Across October, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in October

DaylightNight

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

Days grow by about 12 minutes over October. Sunrise moves from 6:47 AM to 6:38 AM, and sunset from 6:50 PM to 6:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:476:50
212.06:476:50
312.06:466:49
412.16:466:49
512.16:466:49
612.16:456:49
712.16:456:49
812.16:446:49
912.16:446:48
1012.16:446:48
1112.16:436:48
1212.16:436:48
1312.16:436:48
1412.16:426:48
1512.16:426:48
1612.16:426:48
1712.16:416:48
1812.16:416:48
1912.16:416:48
2012.16:406:48
2112.16:406:47
2212.16:406:47
2312.16:406:47
2412.16:396:47
2512.16:396:48
2612.16:396:48
2712.16:396:48
2812.16:396:48
2912.26:396:48
3012.26:386:48
3112.26:386:48

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.74 kWh/m².

For context, solar energy here swings from a low near 4.9 kWh/m² to a high of 6.25 kWh/m² in September across the year — October's 5.74 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.1Intense
36.1Intense
46.1Intense
56.0Intense
66.0Intense
76.0Bright
86.0Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.7Bright
185.7Bright
195.7Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.4Bright
295.4Bright
305.3Bright
315.3Bright
Planning a trip in October

Hazard calendar for Kasulu

In seasonPeak

In October, Kasulu sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

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

Kasulu's rainy season runs October–April, when most of the year's rain falls.

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

Is October a good time to visit Kasulu?

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

4.9
Sightseeing
6th-best month of the year
5.5
Beach & pool
6th-best month of the year

October is a reasonable time to visit Kasulu for sightseeing.

What to pack for Kasulu in October

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

In October, Kasulu sees daytime highs around 28°C and nights near 18°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Kasulu in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kasulu peaks around March 14 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 14 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 14UV 16Aug 14UV 8
UV index (midday)Level
Jan10Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Very high
Jul11Extreme
Aug8Very high
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec12Extreme

Air quality in Kasulu in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Kasulu is worst in July — around 47 µg/m³ PM2.5 (poor), about 3.3× the cleanest month (April, 14 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 2146 µg/m³Apr 1515 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb20Moderate
Mar17Moderate
Apr14Moderate
May18Moderate
Jun35Moderate
Jul47Poor
Aug43Poor
Sep36Poor
Oct23Moderate
Nov17Moderate
Dec16Moderate
Location & terrain

Where is Kasulu?

Kasulu sits at 4.6°S, 30.1°E, 1,310 m above sea level, in Tanzania. The nearest listed city is Mwandiga, 57 km away.

VyandaRumongeNgurukaGitegaKibondo

Topography around Kasulu

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

Within 3 km, the terrain around Kasulu has significant variations in elevation — a maximum elevation change of 288 m around an average of 1,320 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 629 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,720 m.

The land around Kasulu is covered by artificial surfaces (29%), cropland (27%) and trees (21%) within 3 km, grassland (49%) and cropland (28%) within 16 km, and grassland (35%), cropland (22%) and trees (21%) within 80 km.

3 km
288 m
16 km
629 m
80 km
1,720 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Mwandiga 57 km · Kigoma 62 km · Uvinza 67 km · Vyanda 76 km · Rumonge 100 km · Nguruka 120 km · Gitega 129 km · Kibondo 130 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 Kasulu (-4.5767°, 30.1025°, elevation 1,310 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).