Kasese weather in September

In September, Kasese sees average daytime highs of 24°C and overnight lows near 15°C, with 249 mm of rain across 21.3 wet days and about 12 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 4% of the time in September, and the air most often feels comfortable.

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 Kasese's 4th-clearest and 4th-windiest month. For the whole year in context, see Kasese's year-round climate.

Daytime high
24°
3rd warmest
Overnight low
15°
6th coldest
Rainfall
249 mm
21.3 wet days
Daylight
12 hours
6:54 AM – 6:54 PM
Cloud cover
76%
4th clearest
Wind
4 km/h
4th windiest
Solar energy
5.37 kWh/m²
Travel score
4.9
out of 10

Kasese is town in Uganda.

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 24°C through the month.

A typical September day in Kasese reaches about 24°C in the afternoon and slips back to 15°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 26°C. Set against its neighbours, September runs on par with August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12415
22415
32415
42415
52415
62415
72415
82415
92415
102415
112415
122415
132415
142415
152415
162415
172415
182415
192415
202415
212415
222415
232415
242415
252415
262415
272415
282415
292415
302415

Kasese weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 15°45025.8124.4
Feb25° / 16°34522124.5
Mar24° / 16°48027.6124.0
Apr24° / 16°44926.5124.0
May24° / 16°37925.1124.5
Jun24° / 15°20616.2125.7
Jul24° / 15°11312.3126.4
Aug24° / 15°20018.8125.4
Sep24° / 15°24921.3124.9
Oct24° / 15°36026.6124.2
Nov23° / 15°53628.3123.7
Dec23° / 15°60928.9123.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12575
22476
32476
42476
52476
62476
72476
82476
92476
102476
112476
122377
132377
142278
152278
162278
172179
182179
192080
201981
211981
221882
231882
241684
251684
261585
271486
281486
291387
301387

Chance of precipitation in September

Any precipitation

Kasese gets around 249 mm of rain over 21.3 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 71% and peaks near 76% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
170
271
371
472
572
672
772
873
973
1072
1172
1272
1371
1471
1570
1670
1770
1869
1969
2069
2170
2270
2370
2471
2571
2672
2773
2874
2975
3076

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
125741
224751
324751
424751
524751
624751
724751
824751
924751
1024751
1125741
1225741
1325741
1425741
1525741
1625732
1725732
1824742
1924742
2023752
2123743
2222753
2321763
2420773
2519783
2618793
2717803
2816813
2915823
3014833

Wind in September

Winds average 4 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

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 6:59 AM to 6:49 AM, and sunset from 6:59 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:596:59
212.06:596:59
312.06:596:59
412.06:586:58
512.06:586:58
612.06:586:58
712.06:576:57
812.06:576:57
912.06:576:57
1012.06:566:56
1112.06:566:56
1212.06:556:56
1312.06:556:55
1412.06:556:55
1512.06:546:54
1612.06:546:54
1712.06:546:54
1812.06:536:53
1912.06:536:53
2012.06:526:53
2112.06:526:52
2212.06:526:52
2312.06:516:51
2412.06:516:51
2512.06:516:51
2612.06:506:50
2712.06:506:50
2812.06:506:50
2912.06:496:49
3012.06:496:49

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.37 kWh/m².

For context, solar energy here swings from a low near 4.95 kWh/m² to a high of 5.71 kWh/m² in February across the year — September's 5.37 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.5Bright
215.5Bright
225.5Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
Planning a trip in September

Is September a good time to visit Kasese?

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

4.9
Sightseeing
4th-best month of the year
4.2
Beach & pool
4th-best month of the year

September is a reasonable time to visit Kasese for sightseeing.

What to pack for Kasese in September

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

In September, Kasese sees daytime highs around 24°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 21 days see rain.

rain gearlight clothessun protection

UV index in Kasese 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 Kasese peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Jun 20UV 10
UV index (midday)Level
Jan11Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec11Extreme

Air quality in Kasese 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 Kasese is worst in February — around 61 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (April, 35 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorFeb 961 µg/m³Apr 2135 µg/m³
PM2.5 (µg/m³)Level
Jan59Unhealthy
Feb61Unhealthy
Mar43Poor
Apr35Moderate
May36Poor
Jun45Poor
Jul56Unhealthy
Aug42Poor
Sep36Poor
Oct35Moderate
Nov37Poor
Dec46Poor
Location & terrain

Where is Kasese?

Kasese sits at 0.2°N, 30.1°E, 989 m above sea level, in Uganda. The nearest listed city is Kisinga, 27 km away.

KamwengeMpondweBuhesiKasoziNyahukaFort Portal

Topography around Kasese

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

Within 3 km, the terrain around Kasese has significant variations in elevation — a maximum elevation change of 303 m around an average of 1,010 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,206 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,344 m.

The land around Kasese is covered by grassland (36%) and artificial surfaces (26%) within 3 km, trees (49%) and grassland (28%) within 16 km, and trees (56%) and grassland (26%) within 80 km.

3 km
303 m
16 km
2,206 m
80 km
4,344 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Kisinga 27 km · Rwiimi 27 km · Kamwenge 41 km · Mpondwe 43 km · Buhesi 46 km · Kasozi 50 km · Nyahuka 56 km · Fort Portal 57 km

Uganda travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$1,206
2025
Happiness
4.5 / 10
World Happiness, 2025
Safe drinking water
18%
of population, 2024
Homicide rate
9
per 100k, 2023
Road deaths
29.4
per 100k/yr, 2019
Income group
Low
World Bank
English
Moderate
EF EPI 518
Religion
Protestant 45%Roman Catholic 39%Muslim 14%other 2%

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 Kasese (0.1833°, 30.0833°, elevation 989 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).