Kakamega weather in September

In September, Kakamega sees average daytime highs of 26°C and overnight lows near 16°C, with 104 mm of rain across 20.5 wet days and about 12 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 16% 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 Kakamega's 3rd-clearest and 5th-windiest month. For the whole year in context, see Kakamega's year-round climate.

Daytime high
26°
8th warmest
Overnight low
16°
4th coldest
Rainfall
104 mm
20.5 wet days
Daylight
12 hours
6:35 AM – 6:35 PM
Cloud cover
62%
3rd clearest
Wind
5 km/h
5th windiest
Solar energy
5.95 kWh/m²
Travel score
4.9
out of 10

Kakamega is human settlement.

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 26°C through the month.

A typical September day in Kakamega reaches about 26°C in the afternoon and slips back to 16°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12616
22615
32615
42615
52615
62615
72615
82615
92615
102615
112615
122615
132615
142615
152615
162615
172715
182715
192715
202716
212716
222716
232716
242716
252716
262716
272716
282716
292716
302716

Kakamega weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 16°9213.3125.5
Feb29° / 16°7311.9125.0
Mar29° / 16°14919.8124.5
Apr26° / 17°23526.8123.9
May26° / 16°19426.9124.1
Jun25° / 16°10521.9124.8
Jul25° / 15°9919.8125.3
Aug25° / 16°10620.7125.1
Sep26° / 16°10420.5124.9
Oct26° / 16°17125.3124.2
Nov27° / 16°20223.7124.3
Dec27° / 15°13618.2125.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 32% of September, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24852
34951
44951
55050
65149
75149
85149
95149
105248
115248
125248
135248
145248
155248
165149
175149
185050
194852
204852
214753
224654
234555
244555
254456
264357
274357
284258
294258
304159

Chance of precipitation in September

Any precipitation

Kakamega gets around 104 mm of rain over 20.5 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 69% and peaks near 74% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
169
269
369
469
569
669
769
869
969
1069
1169
1268
1368
1468
1568
1668
1768
1868
1968
2068
2168
2269
2369
2470
2570
2671
2772
2873
2974
3074

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 69% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
117524
217524
317425
417425
517425
617326
717326
817326
917227
1017227
1117128
1217128
1317029
1417029
1517029
1616930
1716930
1816930
1926731
2026731
2126731
2226632
2326533
2426533
2526434
2626335
2726236
2826137
2926038
3025939

Wind in September

Winds average 5 km/h in September.

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

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 6:41 AM to 6:30 AM, and sunset from 6:41 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:416:41
212.06:406:41
312.06:406:40
412.06:406:40
512.06:396:39
612.06:396:39
712.06:396:39
812.06:386:38
912.06:386:38
1012.06:376:38
1112.06:376:37
1212.06:376:37
1312.06:366:37
1412.06:366:36
1512.06:366:36
1612.06:356:35
1712.06:356:35
1812.06:356:35
1912.06:346:34
2012.06:346:34
2112.06:336:33
2212.06:336:33
2312.06:336:33
2412.06:326:32
2512.06:326:32
2612.06:326:32
2712.06:316:31
2812.06:316:31
2912.06:316:31
3012.06:306:30

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.95 kWh/m².

For context, solar energy here swings from a low near 4.93 kWh/m² to a high of 6.73 kWh/m² in February across the year — September's 5.95 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.7Bright
65.7Bright
75.7Bright
85.8Bright
95.8Bright
105.8Bright
115.9Bright
125.9Bright
135.9Bright
146.0Bright
156.0Bright
166.0Intense
176.0Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in September

Is September a good time to visit Kakamega?

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

4.9
Sightseeing
6th-best month of the year
4.8
Beach & pool
5th-best month of the year

September is a reasonable time to visit Kakamega for sightseeing.

What to pack for Kakamega in September

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

In September, Kakamega sees daytime highs around 26°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 21 days see rain.

rain gearlight clothessun protection

UV index in Kakamega 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 Kakamega peaks around March 15 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 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 19UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec12Extreme

Air quality in Kakamega 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 Kakamega is worst in June — around 78 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyJun 2177 µg/m³Apr 967 µg/m³
PM2.5 (µg/m³)Level
Jan74Unhealthy
Feb68Unhealthy
Mar67Unhealthy
Apr67Unhealthy
May69Unhealthy
Jun78Unhealthy
Jul76Unhealthy
Aug74Unhealthy
Sep71Unhealthy
Oct73Unhealthy
Nov77Unhealthy
Dec76Unhealthy
Location & terrain

Where is Kakamega?

Kakamega sits at 0.3°N, 34.8°E, 1,563 m above sea level, in Kenya. The nearest listed city is Khwisero, 22 km away.

Topography around Kakamega

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

Within 3 km, the terrain around Kakamega has only modest variations in elevation — a maximum elevation change of 135 m around an average of 1,521 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 395 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,020 m.

The land around Kakamega is covered by trees (62%) within 3 km, trees (59%) within 16 km, and trees (26%), cropland (26%) and shrubs (25%) within 80 km.

3 km
135 m
16 km
395 m
80 km
2,020 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Khwisero 22 km · Mbale 23 km · Mumias 30 km · Webuye 35 km · Bungoma 38 km · Kapsabet 40 km · Kisumu 43 km · Lugulu 51 km

Kenya travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$2,363
2025
Happiness
4.7 / 10
World Happiness, 2025
Homicide rate
4.9
per 100k, 2022
Road deaths
28.3
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
High
EF EPI 593
Religion
Christian 86%Muslim 11%other 2%none 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 Kakamega (0.2842°, 34.7523°, elevation 1,563 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).