Climate averages 1991–2020
Meru weather
in January.
A warm, fairly dry month: the 6th warmest and the 7th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
January is a warm month in Meru: daytime highs average 24.1°C and nights cool to about 13.9°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 39 mm of rain on roughly 8 days, which makes January a fairly dry month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 07 min on an average January day.
The nearest other city in this atlas is Isiolo (35 km away). In January its highs average 28.1°C, 3.9°C warmer than Meru, with 41 mm of rain.
Among the 37 cities listed in Kenya, Meru ranks 30th of 37 for the warmest January highs and 20th of 37 for the driest January (rainfall, lowest first). The mean January high of those 37 cities is 27.3°C; Meru is 3.1°C cooler than that mean.
From January to February, average highs rise by 1.4°C to 25.5°C, and monthly rainfall falls from 39 mm to 20 mm.
The annual picture
January 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
Meru climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 24.1°C13.9°C | 13.9°C | 39 | 7.5 | 12.112 h |
| February | 25.5°C14.4°C | 14.4°C | 20 | 4.8 | 12.112 h |
| March | 25.5°C15.1°C | 15.1°C | 42 | 8.8 | 12.112 h |
| April | 24.2°C15.9°C | 15.9°C | 84 | 13.8 | 12.112 h |
| May | 23.7°C15.6°C | 15.6°C | 37 | 7.3 | 12.112 h |
| June | 22.9°C14.4°C | 14.4°C | 13 | 2.8 | 12.112 h |
| July | 22.4°C13.6°C | 13.6°C | 10 | 1.8 | 12.112 h |
| August | 23.0°C13.6°C | 13.6°C | 11 | 2.2 | 12.112 h |
| September | 24.6°C14.2°C | 14.2°C | 10 | 2.1 | 12.112 h |
| October | 24.6°C15.1°C | 15.1°C | 43 | 9.2 | 12.112 h |
| November | 22.1°C14.7°C | 14.7°C | 112 | 20.6 | 12.112 h |
| December | 22.7°C13.9°C | 13.9°C | 55 | 13.2 | 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
January in nearby cities
- Isiolo in JanuaryKenya · 35 kmHigh 28.1°C · Low 16.6°C · 41 mm rain
- Nanyuki in JanuaryKenya · 65 kmHigh 22.5°C · Low 11.4°C · 45 mm rain
- Nyeri in JanuaryKenya · 94 kmHigh 22.6°C · Low 10.9°C · 110 mm rain
- Karuri (Murang'A), Kenya in JanuaryKenya · 98 kmHigh 26.1°C · Low 13.5°C · 26 mm rain
- Thika in JanuaryKenya · 137 kmHigh 25.1°C · Low 14.2°C · 41 mm rain
- Ruiru in JanuaryKenya · 154 kmHigh 25.1°C · Low 13.6°C · 30 mm rain
- Mwala in JanuaryKenya · 157 kmHigh 26.1°C · Low 16.4°C · 40 mm rain
- Naivasha in JanuaryKenya · 160 kmHigh 23.7°C · Low 13.0°C · 82 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 Meru) is explained once on the Meru year overview and on the Sources, method and limits page.