Climate averages 1991–2020
Nanyuki weather
in January.
A warm, moderately wet month: the joint 3rd warmest and the joint 4th 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 Nanyuki: daytime highs average 22.5°C and nights cool to about 11.4°C. By daytime temperature it is the joint 3rd warmest of the 12 months.
Expect about 45 mm of rain on roughly 8 days, which makes January a moderately wet month (the joint 4th 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 Nyeri (49 km away). In January its highs average 22.6°C, about as warm as Nanyuki, with 110 mm of rain.
Among the 37 cities listed in Kenya, Nanyuki ranks 35th of 37 for the warmest January highs and joint 26th of 37 for the driest January (rainfall, lowest first). The mean January high of those 37 cities is 27.3°C; Nanyuki is 4.8°C cooler than that mean.
From January to February, average highs rise by 1.3°C to 23.8°C, and monthly rainfall falls from 45 mm to 32 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
Nanyuki climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 22.5°C11.4°C | 11.4°C | 45 | 7.5 | 12.112 h |
| February | 23.8°C11.4°C | 11.4°C | 32 | 4.9 | 12.112 h |
| March | 23.9°C12.1°C | 12.1°C | 66 | 10.5 | 12.112 h |
| April | 22.5°C13.5°C | 13.5°C | 218 | 19.7 | 12.112 h |
| May | 21.6°C13.7°C | 13.7°C | 199 | 15.4 | 12.112 h |
| June | 20.9°C12.8°C | 12.8°C | 42 | 8.9 | 12.112 h |
| July | 20.0°C12.0°C | 12.0°C | 45 | 10.2 | 12.112 h |
| August | 20.3°C12.1°C | 12.1°C | 54 | 10.9 | 12.112 h |
| September | 21.6°C12.3°C | 12.3°C | 41 | 8.5 | 12.112 h |
| October | 21.7°C12.7°C | 12.7°C | 219 | 18.1 | 12.112 h |
| November | 20.8°C12.5°C | 12.5°C | 203 | 22.4 | 12.112 h |
| December | 21.4°C11.9°C | 11.9°C | 62 | 12.8 | 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
- Nyeri in JanuaryKenya · 49 kmHigh 22.6°C · Low 10.9°C · 110 mm rain
- Meru in JanuaryKenya · 65 kmHigh 24.1°C · Low 13.9°C · 39 mm rain
- Isiolo in JanuaryKenya · 69 kmHigh 28.1°C · Low 16.6°C · 41 mm rain
- Karuri (Murang'A), Kenya in JanuaryKenya · 79 kmHigh 26.1°C · Low 13.5°C · 26 mm rain
- Naivasha in JanuaryKenya · 107 kmHigh 23.7°C · Low 13.0°C · 82 mm rain
- Thika in JanuaryKenya · 116 kmHigh 25.1°C · Low 14.2°C · 41 mm rain
- Nakuru in JanuaryKenya · 117 kmHigh 24.7°C · Low 13.2°C · 19 mm rain
- Ruiru in JanuaryKenya · 129 kmHigh 25.1°C · Low 13.6°C · 30 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 Nanyuki) is explained once on the Nanyuki year overview and on the Sources, method and limits page.