Climate averages 1991–2020
Bumba weather
in December.
A hot, moderately wet month: the joint 4th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Bumba: daytime highs average 30.5°C and nights cool to about 22.9°C. By daytime temperature it is the joint 4th warmest of the 12 months.
Expect about 60 mm of rain on roughly 11 days, which makes December a moderately wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 00 min on an average December day.
The nearest other city in this atlas is Lisala (106 km away). In December its highs average 30.2°C, about as warm as Bumba, with 60 mm of rain.
Among the 60 cities listed in the Democratic Republic of the Congo, Bumba ranks 6th of 60 for the warmest December highs and joint 7th of 60 for the driest December (rainfall, lowest first). The mean December high of those 60 cities is 28.1°C; Bumba is 2.4°C warmer than that mean.
From December to January, average highs rise by 1.8°C to 32.3°C, and monthly rainfall falls from 60 mm to 41 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
Bumba climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.3°C23.1°C | 23.1°C | 41 | 8.2 | 12.012 h |
| February | 32.7°C23.6°C | 23.6°C | 70 | 11.2 | 12.012 h |
| March | 31.6°C23.6°C | 23.6°C | 136 | 18.5 | 12.112 h |
| April | 30.5°C23.5°C | 23.5°C | 143 | 21.0 | 12.212 h |
| May | 30.1°C23.4°C | 23.4°C | 126 | 21.2 | 12.212 h |
| June | 29.5°C22.8°C | 22.8°C | 108 | 19.9 | 12.212 h |
| July | 29.2°C22.3°C | 22.3°C | 119 | 21.7 | 12.212 h |
| August | 28.9°C22.2°C | 22.2°C | 150 | 24.3 | 12.212 h |
| September | 29.1°C22.4°C | 22.4°C | 157 | 24.7 | 12.112 h |
| October | 28.8°C22.4°C | 22.4°C | 179 | 25.8 | 12.112 h |
| November | 29.0°C22.6°C | 22.6°C | 145 | 23.0 | 12.012 h |
| December, selected | 30.5°C22.9°C | 22.9°C | 60 | 11.1 | 12.012 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
- Lisala in DecemberDemocratic Republic of the Congo · 106 kmHigh 30.2°C · Low 22.6°C · 60 mm rain
- Basoko in DecemberDemocratic Republic of the Congo · 166 kmHigh 30.1°C · Low 22.9°C · 78 mm rain
- Binga in DecemberDemocratic Republic of the Congo · 220 kmHigh 30.6°C · Low 22.4°C · 57 mm rain
- Buta in DecemberDemocratic Republic of the Congo · 260 kmHigh 30.8°C · Low 21.5°C · 43 mm rain
- Gbadolite in DecemberDemocratic Republic of the Congo · 284 kmHigh 32.4°C · Low 22.4°C · 20 mm rain
- Gemena in DecemberDemocratic Republic of the Congo · 322 kmHigh 30.7°C · Low 21.9°C · 44 mm rain
- Kisangani in DecemberDemocratic Republic of the Congo · 355 kmHigh 29.4°C · Low 22.2°C · 107 mm rain
- Bambari in DecemberCentral African Republic · 445 kmHigh 33.8°C · Low 21.7°C · 6.2 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 Bumba) is explained once on the Bumba year overview and on the Sources, method and limits page.