Githunguri weather in September

In September, Githunguri sees average daytime highs of 22°C and overnight lows near 11°C, with 32 mm of rain across 7.2 wet days and about 12 hours of daylight. It is the 7th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 23°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 Githunguri's 5th-clearest and 7th-windiest month. For the whole year in context, see Githunguri's year-round climate.

Daytime high
22°
7th warmest
Overnight low
11°
3rd coldest
Rainfall
32 mm
7.2 wet days
Daylight
12 hours
6:27 AM – 6:27 PM
Cloud cover
63%
5th clearest
Wind
7 km/h
7th windiest
Solar energy
5.71 kWh/m²
Travel score
6.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 23°C by the end.

A typical September day in Githunguri reaches about 22°C in the afternoon and slips back to 11°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 24°C. Set against its neighbours, September runs about 2°C warmer than August and on par with October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
12111
22111
32111
42111
52111
62111
72111
82111
92111
102211
112211
122211
132211
142211
152211
162211
172211
182211
192211
202211
212311
222311
232311
242311
252312
262312
272312
282312
292312
302312

Githunguri weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 12°457.712.17.5
Feb25° / 13°355.6127.5
Mar25° / 13°5810.8126.9
Apr23° / 14°13322124.9
May22° / 14°13220.7124.9
Jun20° / 12°7213.311.95.5
Jul20° / 11°379.111.95.9
Aug20° / 11°4610.6125.9
Sep22° / 11°327.2126.9
Oct23° / 13°6613.5126.2
Nov22° / 13°10020.3125.0
Dec23° / 13°6112.412.16.5

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 23% of September, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12575
22773
32872
42971
53070
63367
73367
83664
93763
104060
114258
124357
134456
144654
154753
164852
174951
185050
195050
205050
215149
225149
234951
245050
255050
265050
274852
284852
294852
304852

Chance of precipitation in September

Any precipitation

Githunguri gets around 32 mm of rain over 7.2 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 25% and peaks near 32% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
132
232
331
431
530
629
729
828
927
1026
1125
1225
1324
1424
1523
1623
1722
1822
1922
2022
2122
2222
2322
2422
2522
2623
2723
2824
2924
3025

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 89% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
18713
28713
38812
48812
58812
68911
78911
88911
98911
108911
118911
129010
139010
149010
159010
169010
179010
189010
199010
20919
21919
229010
239010
249010
259010
268911
278911
288812
298713
308713

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
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 6:33 AM to 6:22 AM, and sunset from 6:32 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:336:32
212.06:336:32
312.06:326:31
412.06:326:31
512.06:326:31
612.06:316:30
712.06:316:30
812.06:316:30
912.06:306:29
1012.06:306:29
1112.06:296:29
1212.06:296:28
1312.06:296:28
1412.06:286:28
1512.06:286:27
1612.06:276:27
1712.06:276:27
1812.06:276:26
1912.06:266:26
2012.06:266:26
2112.06:256:25
2212.06:256:25
2312.06:256:25
2412.06:246:24
2512.06:246:24
2612.06:236:24
2712.06:236:23
2812.06:236:23
2912.06:226:23
3012.06:226:22

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.71 kWh/m².

For context, solar energy here swings from a low near 4.04 kWh/m² to a high of 6.81 kWh/m² in February across the year — September's 5.71 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.1Bright
55.2Bright
65.2Bright
75.3Bright
85.3Bright
95.4Bright
105.5Bright
115.5Bright
125.6Bright
135.6Bright
145.7Bright
155.8Bright
165.8Bright
175.8Bright
185.9Bright
195.9Bright
206.0Bright
216.0Bright
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in September

Is September a good time to visit Githunguri?

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

6.9
Sightseeing
3rd-best month of the year
4.8
Beach & pool
5th-best month of the year

September is a reasonable time to visit Githunguri for sightseeing.

What to pack for Githunguri in September

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

In September, Githunguri sees daytime highs around 22°C and nights near 11°C. Worth packing: sun protection. About 7 days see rain.

sun protection

UV index in Githunguri 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 Githunguri 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 Githunguri 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 Githunguri is worst in June — around 65 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyJun 1864 µg/m³Sep 2348 µg/m³
PM2.5 (µg/m³)Level
Jan62Unhealthy
Feb59Unhealthy
Mar56Unhealthy
Apr56Unhealthy
May57Unhealthy
Jun65Unhealthy
Jul60Unhealthy
Aug51Poor
Sep48Poor
Oct48Poor
Nov60Unhealthy
Dec64Unhealthy
Location & terrain

Where is Githunguri?

Githunguri sits at 1.1°S, 36.8°E, 1,971 m above sea level, in Kenya. The nearest listed city is Karuri, 13 km away.

Topography around Githunguri

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

Within 3 km, the terrain around Githunguri has only modest variations in elevation — a maximum elevation change of 243 m around an average of 1,922 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 864 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,091 m.

The land around Githunguri is covered by trees (61%) and shrubs (32%) within 3 km, trees (58%) and shrubs (33%) within 16 km, and grassland (33%), shrubs (28%) and trees (21%) within 80 km.

3 km
243 m
16 km
864 m
80 km
3,091 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Karuri 13 km · Kiambu 14 km · Limuru 16 km · Maai Mahiu 23 km · Mai 23 km · Ruiru 23 km · Kikuyu 24 km · Nairobi 26 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 Githunguri (-1.0575°, 36.7762°, elevation 1,971 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).