Climate averages 1991–2020
Isiolo weather
in October.
A hot, moderately wet month: the 4th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Isiolo: daytime highs average 29.0°C and nights cool to about 18.3°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 52 mm of rain on roughly 10 days, which makes October a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 06 min on an average October day.
The nearest other city in this atlas is Meru (35 km away). In October its highs average 24.6°C, 4.4°C cooler than Isiolo, with 43 mm of rain.
Among the 37 cities listed in Kenya, Isiolo ranks 7th of 37 for the warmest October highs and 14th of 37 for the driest October (rainfall, lowest first). The mean October high of those 37 cities is 26.1°C; Isiolo is 2.9°C warmer than that mean.
From October to November, average highs fall by 2.8°C to 26.2°C, and monthly rainfall rises from 52 mm to 99 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Isiolo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.1°C16.6°C | 16.6°C | 41 | 8.2 | 12.112 h |
| February | 29.4°C17.2°C | 17.2°C | 23 | 4.9 | 12.112 h |
| March | 29.5°C18.1°C | 18.1°C | 43 | 8.6 | 12.112 h |
| April | 28.7°C18.8°C | 18.8°C | 76 | 11.2 | 12.112 h |
| May | 28.9°C18.5°C | 18.5°C | 47 | 7.5 | 12.112 h |
| June | 28.0°C17.4°C | 17.4°C | 28 | 5.6 | 12.112 h |
| July | 27.2°C16.7°C | 16.7°C | 38 | 7.8 | 12.112 h |
| August | 27.7°C16.7°C | 16.7°C | 40 | 9.0 | 12.112 h |
| September | 29.2°C17.2°C | 17.2°C | 27 | 5.7 | 12.112 h |
| October, selected | 29.0°C18.3°C | 18.3°C | 52 | 10.0 | 12.112 h |
| November | 26.2°C17.6°C | 17.6°C | 99 | 19.8 | 12.112 h |
| December | 26.7°C16.6°C | 16.6°C | 55 | 13.3 | 12.112 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Meru in OctoberKenya · 35 kmHigh 24.6°C · Low 15.1°C · 43 mm rain
- Nanyuki in OctoberKenya · 69 kmHigh 21.7°C · Low 12.7°C · 219 mm rain
- Nyeri in OctoberKenya · 111 kmHigh 20.9°C · Low 12.1°C · 129 mm rain
- Karuri (Murang'A), Kenya in OctoberKenya · 125 kmHigh 25.5°C · Low 15.6°C · 123 mm rain
- Thika in OctoberKenya · 165 kmHigh 25.0°C · Low 14.9°C · 85 mm rain
- Naivasha in OctoberKenya · 175 kmHigh 21.7°C · Low 13.0°C · 86 mm rain
- Ruiru in OctoberKenya · 181 kmHigh 24.9°C · Low 14.6°C · 44 mm rain
- Nakuru in OctoberKenya · 183 kmHigh 23.3°C · Low 12.6°C · 87 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Isiolo) is explained once on the Isiolo year overview and on the Sources, method and limits page.