Meru in Fall
In fall (September, October and November), Meru sees average daytime highs around 26°C and overnight lows near 17°C, with 166 mm of rain over about 32 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Across fall, daytime highs hold fairly steady around 26°C. The sky is clear or mostly clear about 40% of the time across fall, and the air most often feels comfortable.
Fall is Meru's 3rd-best season to visit on our travel score. For the whole year in context, see Meru's year-round climate.
- Avg daytime high
- 26°C
- 3rd-warmest season
- Avg overnight low
- 17°C
- Rainfall
- 166 mm
- 32 wet days
- Avg wind
- 9 km/h
- Travel score
- 6.7
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Meru in Fall
Across fall, daytime highs hold fairly steady around 26°C.
A typical fall day in Meru reaches about 26°C and drops to 17°C overnight. The warmest of the three months is September, the coolest September.
Meru weather by month
How the three fall months (September, October and November) 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 | 27° / 16° | 39 | 7.5 | 12 | 7.2 |
| Feb | 28° / 17° | 20 | 4.8 | 12 | 7.1 |
| Mar | 28° / 18° | 42 | 8.8 | 12 | 6.5 |
| Apr | 27° / 18° | 84 | 13.8 | 12 | 6.0 |
| May | 26° / 18° | 37 | 7.3 | 12 | 7.2 |
| Jun | 25° / 17° | 13 | 2.8 | 12 | 7.8 |
| Jul | 25° / 16° | 10 | 1.8 | 12 | 8.0 |
| Aug | 25° / 16° | 11 | 2.2 | 12 | 7.9 |
| Sep | 27° / 17° | 10 | 2.1 | 12 | 7.9 |
| Oct | 27° / 18° | 43 | 9.2 | 12 | 6.8 |
| Nov | 25° / 17° | 112 | 20.6 | 12 | 5.3 |
| Dec | 25° / 16° | 55 | 13.2 | 12 | 6.5 |
Cloud cover in Fall
The sky is clear or mostly clear about 40% of the time across fall.
Chance of precipitation in Fall
Meru gets around 166 mm of rain over 32 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 9 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 hours in early September to 12 hours by late November. 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 5.9 kWh/m².
Is fall a good time to visit Meru?
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 Meru for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Meru in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Meru sees daytime highs around 26°C and nights near 17°C. Pack light clothes, rain gear and sun protection. About 32 days see rain.
UV index in Meru in Fall
Clear-sky midday UV across fall averages 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 Meru 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 15 | 15 | 16 | 16 | 12 | 11 | 12 | 12 | 14 | 14 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 16 | Extreme |
| Apr | 16 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 14 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in Meru 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 Meru 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 30 | 32 | 31 | 28 | 25 | 28 | 27 | 21 | 19 | 20 | 29 | 32 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 30 | Moderate |
| Feb | 32 | Moderate |
| Mar | 31 | Moderate |
| Apr | 28 | Moderate |
| May | 25 | Moderate |
| Jun | 28 | Moderate |
| Jul | 27 | Moderate |
| Aug | 21 | Moderate |
| Sep | 19 | Moderate |
| Oct | 20 | Moderate |
| Nov | 29 | Moderate |
| Dec | 32 | Moderate |
Where is Meru?
Meru sits at 0.0°N, 37.7°E, 1,579 m above sea level, in Kenya. The nearest listed city is Isiolo, 35 km away.
Topography around Meru
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Meru.
Within 3 km, the terrain around Meru has significant variations in elevation — a maximum elevation change of 418 m around an average of 1,566 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,570 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,755 m.
The land around Meru is covered by trees (72%) within 3 km, trees (53%) and cropland (24%) within 16 km, and shrubs (39%), grassland (26%) and trees (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 Meru (0.0463°, 37.6559°, elevation 1,579 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.