Isiolo weather in October

In October, Isiolo sees average daytime highs of 26°C and overnight lows near 16°C, with 53 mm of rain across 10 wet days and about 12 hours of daylight. It is the 5th-warmest and 4th-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 39% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 hours at the start of October to 12 hours by month's end. Set against the rest of the year, October is Isiolo's 6th-clearest and 2nd-windiest month. For the whole year in context, see Isiolo's year-round climate.

Daytime high
26°
5th warmest
Overnight low
16°
10th coldest
Rainfall
53 mm
10 wet days
Daylight
12 hours
6:15 AM – 6:14 PM
Cloud cover
49%
6th clearest
Wind
9 km/h
2nd windiest
Solar energy
6.31 kWh/m²
Travel score
6.8
out of 10

Isiolo is city.

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical October day in Isiolo reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 28°C. Set against its neighbours, October runs on par with September and about 2°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12716
22716
32716
42716
52716
62716
72716
82716
92716
102616
112616
122616
132616
142616
152616
162616
172616
182616
192616
202616
212616
222616
232616
242616
252616
262516
272516
282516
292516
302516
312516

Isiolo weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 15°418.2127.3
Feb27° / 15°234.9127.4
Mar27° / 16°438.6126.9
Apr27° / 17°7611.3126.4
May26° / 17°477.5127.2
Jun25° / 16°285.6127.5
Jul24° / 15°387.8127.3
Aug25° / 15°409.1127.1
Sep26° / 16°275.7127.6
Oct26° / 16°5310126.8
Nov24° / 16°9919.8125.5
Dec25° / 15°5513.3126.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 25% of October, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27525
37426
47327
57228
67228
77030
87030
96832
106832
116733
126733
136634
146535
156436
166436
176436
186436
196337
206337
216337
226238
236238
246139
256040
265941
275842
285644
295644
305446
315347

Chance of precipitation in October

Any precipitation

Isiolo gets around 53 mm of rain over 10 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 33% and peaks near 57% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
118
219
319
419
520
620
721
822
923
1024
1125
1226
1327
1428
1530
1631
1733
1835
1936
2038
2139
2241
2342
2444
2545
2647
2749
2851
2953
3055
3157

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
175250
274260
373270
472280
570300
669310
767321
866331
964351
1063361
1161381
1260391
1357412
1455432
1554442
1651463
1749483
1847503
1944524
2042544
2140555
2237585
2335605
2433616
2531636
2629647
2727658
2825669
29236710
30216811
31206812

Wind in October

Winds average 9 km/h in October.

Across October, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

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

Days grow by about 0 minutes over October. Sunrise moves from 6:19 AM to 6:14 AM, and sunset from 6:19 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:196:19
212.06:186:18
312.06:186:18
412.06:186:18
512.06:186:17
612.06:176:17
712.06:176:17
812.06:176:16
912.06:166:16
1012.06:166:16
1112.06:166:16
1212.06:166:15
1312.06:166:15
1412.06:156:15
1512.06:156:15
1612.06:156:14
1712.06:156:14
1812.06:156:14
1912.06:146:14
2012.06:146:14
2112.06:146:14
2212.06:146:13
2312.06:146:13
2412.06:146:13
2512.06:146:13
2612.06:146:13
2712.06:146:13
2812.06:146:13
2912.06:146:13
3012.06:146:13
3112.06:146:13

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.31 kWh/m².

For context, solar energy here swings from a low near 5.36 kWh/m² to a high of 6.82 kWh/m² in February across the year — October's 6.31 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.6Intense
86.6Intense
96.6Intense
106.5Intense
116.5Intense
126.5Intense
136.4Intense
146.4Intense
156.3Intense
166.3Intense
176.3Intense
186.2Intense
196.2Intense
206.2Intense
216.1Intense
226.1Intense
236.0Intense
246.0Bright
256.0Bright
265.9Bright
275.9Bright
285.8Bright
295.8Bright
305.7Bright
315.7Bright
Planning a trip in October

Is October a good time to visit Isiolo?

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

6.8
Sightseeing
9th-best month of the year
6.5
Beach & pool
7th-best month of the year

October is a reasonable time to visit Isiolo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Isiolo in October

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

In October, Isiolo sees daytime highs around 26°C and nights near 16°C. Pack sun protection. Worth having: light clothes and rain gear. About 10 days see rain.

sun protectionlight clothesrain gear

UV index in Isiolo 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 Isiolo peaks around March 17 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 16Jun 19UV 11
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec12Extreme

Air quality in Isiolo 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 Isiolo is worst in February — around 32 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (September, 19 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateFeb 1832 µg/m³Sep 1819 µg/m³
PM2.5 (µg/m³)Level
Jan30Moderate
Feb32Moderate
Mar31Moderate
Apr28Moderate
May25Moderate
Jun28Moderate
Jul27Moderate
Aug21Moderate
Sep19Moderate
Oct20Moderate
Nov29Moderate
Dec32Moderate
Location & terrain

Where is Isiolo?

Isiolo sits at 0.4°N, 37.6°E, 1,095 m above sea level, in Kenya. The nearest listed city is Meru, 35 km away.

NanyukiChukaEmbuKerugoyaGarba TulaKaratina

Topography around Isiolo

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

Within 3 km, the terrain around Isiolo has only modest variations in elevation — a maximum elevation change of 146 m around an average of 1,107 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 833 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,636 m.

The land around Isiolo is covered by grassland (39%), artificial surfaces (25%) and shrubs (24%) within 3 km, grassland (42%) and shrubs (39%) within 16 km, and shrubs (40%) and grassland (36%) within 80 km.

3 km
146 m
16 km
833 m
80 km
4,636 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
October weather nearby: Meru 35 km · Maua 42 km · Nanyuki 69 km · Chuka 77 km · Embu 100 km · Kerugoya 101 km · Garba Tula 106 km · Karatina 106 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 Isiolo (0.3546°, 37.5822°, elevation 1,095 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).