Kikuyu weather in September

In September, Kikuyu sees average daytime highs of 24°C and overnight lows near 13°C, with 16 mm of rain across 3.3 wet days and about 12 hours of daylight. It is the 7th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 25°C by the end. The sky is clear or mostly clear about 20% of the time in September, and the air most often feels dry.

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 Kikuyu's 6th-clearest and 7th-windiest month. For the whole year in context, see Kikuyu's year-round climate.

Daytime high
24°
7th warmest
Overnight low
13°
3rd coldest
Rainfall
16 mm
3.3 wet days
Daylight
12 hours
6:28 AM – 6:27 PM
Cloud cover
63%
6th clearest
Wind
9 km/h
7th windiest
Solar energy
5.76 kWh/m²
Travel score
7.8
out of 10

Kikuyu is town in Kiambu County, Kenya.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 23°C in the first days to 25°C by the end.

A typical September day in Kikuyu reaches about 24°C in the afternoon and slips back to 13°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 27°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12313
22313
32313
42313
52313
62413
72413
82413
92413
102413
112413
122413
132413
142413
152413
162513
172513
182513
192513
202513
212513
222513
232513
242514
252514
262514
272514
282514
292514
302514

Kikuyu weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 14°356.312.17.4
Feb27° / 15°294.7127.3
Mar27° / 16°5710.3126.6
Apr25° / 16°11419.4125.2
May24° / 15°9216.111.95.9
Jun22° / 14°427.911.96.6
Jul22° / 13°133.211.97.1
Aug23° / 13°213.9127.1
Sep24° / 13°163.3127.8
Oct25° / 15°409.3126.8
Nov24° / 15°8317.612.15.7
Dec25° / 14°4710.212.17.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 22% of September, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12575
22575
32674
42773
52971
63169
73169
83367
93565
103763
113961
124159
134258
144456
154555
164654
174852
184951
195050
205050
215149
225149
235050
245050
255050
265050
275050
285050
295050
305050

Chance of precipitation in September

Any precipitation

Kikuyu gets around 16 mm of rain over 3.3 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 11% and peaks near 15% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
115
214
314
414
513
613
713
812
912
1011
1111
1211
1310
1410
1510
1610
1710
1810
1910
2010
2110
2210
2310
2410
2511
2611
2711
2812
2912
3013

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 87% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
18614
28614
38713
48713
58713
68713
78713
88713
98713
108812
118812
128812
138812
148911
158911
168911
178911
188911
198911
208911
218911
228911
238812
248812
258713
268614
278515
288416
298317
308218

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 10 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
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 6:34 AM to 6:22 AM, and sunset from 6:32 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:346:32
212.06:336:32
312.06:336:32
412.06:336:31
512.06:326:31
612.06:326:31
712.06:316:30
812.06:316:30
912.06:316:30
1012.06:306:29
1112.06:306:29
1212.06:306:29
1312.06:296:28
1412.06:296:28
1512.06:286:28
1612.06:286:27
1712.06:276:27
1812.06:276:27
1912.06:276:26
2012.06:266:26
2112.06:266:26
2212.06:256:25
2312.06:256:25
2412.06:256:25
2512.06:246:24
2612.06:246:24
2712.06:236:24
2812.06:236:24
2912.06:236:23
3012.06:226:23

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.76 kWh/m².

For context, solar energy here swings from a low near 4.14 kWh/m² to a high of 6.81 kWh/m² in February across the year — September's 5.76 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.1Bright
45.1Bright
55.2Bright
65.3Bright
75.3Bright
85.4Bright
95.4Bright
105.5Bright
115.6Bright
125.6Bright
135.7Bright
145.7Bright
155.8Bright
165.8Bright
175.9Bright
185.9Bright
196.0Bright
206.0Intense
216.0Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in September

Hazard calendar for Kikuyu

In seasonPeak

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

Kikuyu's rainy season runs March–May, 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 Kikuyu?

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

7.8
Sightseeing
1st-best month of the year
6.7
Beach & pool
4th-best month of the year

September is one of the better times to visit Kikuyu for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kikuyu in September

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

In September, Kikuyu sees daytime highs around 24°C and nights near 13°C. Worth packing: light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Kikuyu in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Kikuyu peaks around March 15 at about 16 (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 15UV 16Jun 20UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May11Extreme
Jun10Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov14Extreme
Dec13Extreme

Air quality in Kikuyu 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 Kikuyu is worst in June — around 53 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJun 1652 µg/m³Oct 1033 µg/m³
PM2.5 (µg/m³)Level
Jan48Poor
Feb43Poor
Mar41Poor
Apr44Poor
May47Poor
Jun53Poor
Jul48Poor
Aug39Poor
Sep34Moderate
Oct33Moderate
Nov45Poor
Dec50Poor
Location & terrain

Where is Kikuyu?

Kikuyu sits at 1.2°S, 36.7°E, 2,047 m above sea level, in Kenya. The nearest listed city is Ngong, 12 km away.

Topography around Kikuyu

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

Within 3 km, the terrain around Kikuyu has only modest variations in elevation — a maximum elevation change of 212 m around an average of 2,006 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 879 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,247 m.

The land around Kikuyu is covered by trees (41%) and artificial surfaces (23%) within 3 km, trees (34%) and shrubs (20%) within 16 km, and grassland (39%) and shrubs (31%) within 80 km.

3 km
212 m
16 km
879 m
80 km
3,247 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Ngong 12 km · Karuri 13 km · Limuru 15 km · Lang'ata 15 km · Nairobi 18 km · Ongata Rongai 20 km · Kiserian 20 km · Pumwani 21 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 Kikuyu (-1.2463°, 36.6629°, elevation 2,047 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).