Climate averages 1991–2020
Khwisero weather
in December.
A warm, wet month: the 4th warmest and the joint 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Khwisero: daytime highs average 25.6°C and nights cool to about 15.6°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 137 mm of rain on roughly 20 days, which makes December a wet month (the joint 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 07 min on an average December day.
The nearest other city in this atlas is Kakamega (22 km away). In December its highs average 26.1°C, 0.5°C warmer than Khwisero, with 136 mm of rain.
Among the 37 cities listed in Kenya, Khwisero ranks 17th of 37 for the warmest December highs and 32nd of 37 for the driest December (rainfall, lowest first). The mean December high of those 37 cities is 26.0°C; Khwisero is 0.4°C cooler than that mean.
From December to January, average highs rise by 0.9°C to 26.5°C, and monthly rainfall falls from 137 mm to 101 mm.
The annual picture
December 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
Khwisero climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.5°C16.0°C | 16.0°C | 101 | 15.8 | 12.112 h |
| February | 27.5°C16.6°C | 16.6°C | 82 | 13.8 | 12.112 h |
| March | 26.9°C16.5°C | 16.5°C | 158 | 21.6 | 12.112 h |
| April | 25.3°C16.4°C | 16.4°C | 256 | 27.3 | 12.112 h |
| May | 24.7°C16.1°C | 16.1°C | 237 | 28.3 | 12.112 h |
| June | 24.2°C15.7°C | 15.7°C | 144 | 24.8 | 12.112 h |
| July | 23.9°C15.5°C | 15.5°C | 119 | 22.0 | 12.112 h |
| August | 24.4°C15.6°C | 15.6°C | 139 | 24.7 | 12.112 h |
| September | 25.3°C15.7°C | 15.7°C | 137 | 24.7 | 12.112 h |
| October | 25.2°C16.0°C | 16.0°C | 189 | 27.9 | 12.112 h |
| November | 25.0°C15.8°C | 15.8°C | 197 | 25.8 | 12.112 h |
| December, selected | 25.6°C15.6°C | 15.6°C | 137 | 20.0 | 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
December in nearby cities
- Kakamega in DecemberKenya · 22 kmHigh 26.1°C · Low 13.9°C · 136 mm rain
- Kisumu in DecemberKenya · 36 kmHigh 27.9°C · Low 17.9°C · 179 mm rain
- Busia in DecemberKenya · 63 kmHigh 26.4°C · Low 16.8°C · 142 mm rain
- Eldoret in DecemberKenya · 85 kmHigh 23.0°C · Low 11.9°C · 65 mm rain
- Kisii in DecemberKenya · 97 kmHigh 24.5°C · Low 14.5°C · 216 mm rain
- Kitale in DecemberKenya · 104 kmHigh 21.1°C · Low 11.1°C · 71 mm rain
- Migori in DecemberKenya · 138 kmHigh 25.9°C · Low 16.4°C · 169 mm rain
- Njeru in DecemberUganda · 160 kmHigh 25.0°C · Low 19.2°C · 153 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 Khwisero) is explained once on the Khwisero year overview and on the Sources, method and limits page.