Ol Kalou in Fall
In fall (March, April and May), Ol Kalou sees average daytime highs around 21°C and overnight lows near 10°C, with 528 mm of rain over about 51 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.
Over the season highs ease from about 22°C in early March to 19°C by late May. The sky is clear or mostly clear about 13% of the time across fall, and the air most often feels dry.
Fall is Ol Kalou's 2nd-best season to visit on our travel score. For the whole year in context, see Ol Kalou's year-round climate.
- Avg daytime high
- 21°C
- warmest season of the year
- Avg overnight low
- 10°C
- Rainfall
- 528 mm
- 51 wet days
- Avg wind
- 7 km/h
- Travel score
- 5.3
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Ol Kalou in Fall
Over the season highs ease from about 22°C in early March to 19°C by late May.
A typical fall day in Ol Kalou reaches about 21°C and drops to 10°C overnight. The warmest of the three months is March, the coolest March.
Ol Kalou weather by month
How the three fall months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 20° / 9° | 66 | 8.4 | 12 | 6.6 |
| Feb | 22° / 8° | 52 | 5.7 | 12 | 7.1 |
| Mar | 22° / 9° | 112 | 11.8 | 12 | 6.4 |
| Apr | 20° / 10° | 235 | 20.6 | 12 | 4.6 |
| May | 19° / 11° | 181 | 18.4 | 12 | 4.9 |
| Jun | 18° / 10° | 139 | 17.5 | 12 | 4.8 |
| Jul | 17° / 9° | 164 | 22.1 | 12 | 4.0 |
| Aug | 18° / 9° | 190 | 22.8 | 12 | 3.9 |
| Sep | 19° / 8° | 138 | 16.8 | 12 | 5.1 |
| Oct | 19° / 9° | 206 | 20 | 12 | 4.6 |
| Nov | 19° / 10° | 211 | 23.4 | 12 | 4.1 |
| Dec | 19° / 9° | 95 | 13.4 | 12 | 5.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 13% of the time across fall.
Chance of precipitation in Fall
Ol Kalou gets around 528 mm of rain over 51 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 7 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 hours in early March to 12 hours by late May. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 6.0 kWh/m².
Is fall a good time to visit Ol Kalou?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Ol Kalou for sightseeing.
What to pack for Ol Kalou in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Ol Kalou sees daytime highs around 21°C and nights near 10°C. Pack rain gear and sun protection. About 51 days see rain.
UV index in Ol Kalou in Fall
Clear-sky midday UV across fall averages around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ol Kalou peaks around March 16 at about 17 (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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 16 | 16 | 17 | 16 | 13 | 11 | 12 | 13 | 14 | 15 | 14 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 16 | Extreme |
| Mar | 17 | Extreme |
| Apr | 16 | Extreme |
| May | 13 | Extreme |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 14 | Extreme |
| Oct | 15 | Extreme |
| Nov | 14 | Extreme |
| Dec | 13 | Extreme |
Air quality in Ol Kalou in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Ol Kalou is worst in June — around 34 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 27 | 31 | 28 | 27 | 28 | 34 | 34 | 28 | 25 | 24 | 27 | 28 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 27 | Moderate |
| Feb | 31 | Moderate |
| Mar | 28 | Moderate |
| Apr | 27 | Moderate |
| May | 28 | Moderate |
| Jun | 34 | Moderate |
| Jul | 34 | Moderate |
| Aug | 28 | Moderate |
| Sep | 25 | Moderate |
| Oct | 24 | Moderate |
| Nov | 27 | Moderate |
| Dec | 28 | Moderate |
Where is Ol Kalou?
Ol Kalou sits at 0.3°S, 36.4°E, 2,348 m above sea level, in Kenya. The nearest listed city is Upper Gilgil, 14 km away.
Topography around Ol Kalou
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ol Kalou.
Within 3 km, the terrain around Ol Kalou has only modest variations in elevation — a maximum elevation change of 197 m around an average of 2,380 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 803 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,992 m.
The land around Ol Kalou is covered by cropland (51%) and grassland (23%) within 3 km, cropland (40%) and grassland (31%) within 16 km, and grassland (33%), trees (24%) and cropland (23%) within 80 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
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 Ol Kalou (-0.2709°, 36.3792°, elevation 2,348 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.