Climate averages 1991–2020
Nanyuki weather
in May.
A mild, very wet month: the joint 6th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a mild month in Nanyuki: daytime highs average 21.6°C and nights cool to about 13.7°C. By daytime temperature it is the joint 6th warmest of the 12 months.
Expect about 199 mm of rain on roughly 15 days, which makes May a very wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 07 min on an average May day.
The nearest other city in this atlas is Nyeri (49 km away). In May its highs average 20.5°C, 1.1°C cooler than Nanyuki, with 158 mm of rain.
Among the 37 cities listed in Kenya, Nanyuki ranks 31st of 37 for the warmest May highs and 28th of 37 for the driest May (rainfall, lowest first). The mean May high of those 37 cities is 25.2°C; Nanyuki is 3.6°C cooler than that mean.
From May to June, average highs fall by 0.7°C to 20.9°C, and monthly rainfall falls from 199 mm to 42 mm.
The annual picture
May 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 | 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, selected | 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
May in nearby cities
- Nyeri in MayKenya · 49 kmHigh 20.5°C · Low 13.2°C · 158 mm rain
- Meru in MayKenya · 65 kmHigh 23.7°C · Low 15.6°C · 37 mm rain
- Isiolo in MayKenya · 69 kmHigh 28.9°C · Low 18.5°C · 47 mm rain
- Karuri (Murang'A), Kenya in MayKenya · 79 kmHigh 23.8°C · Low 15.8°C · 135 mm rain
- Naivasha in MayKenya · 107 kmHigh 21.0°C · Low 13.8°C · 130 mm rain
- Thika in MayKenya · 116 kmHigh 23.4°C · Low 15.1°C · 136 mm rain
- Nakuru in MayKenya · 117 kmHigh 23.3°C · Low 13.3°C · 68 mm rain
- Ruiru in MayKenya · 129 kmHigh 23.2°C · Low 14.8°C · 74 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.