Climate averages 1991–2020
Musoma weather
in December.
A warm, wet month: the coolest and the joint 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Musoma: daytime highs average 25.2°C and nights cool to about 19.7°C. By daytime temperature it is the coolest month of the year.
Expect about 140 mm of rain on roughly 20 days, which makes December a wet month (the joint 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 12 min on an average December day.
The nearest other city in this atlas is Bunda (59 km away). In December its highs average 26.2°C, 1.0°C warmer than Musoma, with 164 mm of rain.
Among the 43 cities listed in Tanzania, Musoma ranks joint 31st of 43 for the warmest December highs and joint 21st of 43 for the driest December (rainfall, lowest first). The mean December high of those 43 cities is 27.1°C; Musoma is 1.9°C cooler than that mean.
From December to January, average highs rise by 0.5°C to 25.8°C, and monthly rainfall falls from 140 mm to 92 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
Musoma climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 25.8°C19.9°C | 19.9°C | 92 | 16.1 | 12.212 h |
| February | 26.8°C20.4°C | 20.4°C | 83 | 12.9 | 12.212 h |
| March | 26.5°C20.4°C | 20.4°C | 140 | 18.5 | 12.112 h |
| April | 25.9°C20.1°C | 20.1°C | 178 | 21.7 | 12.112 h |
| May | 26.0°C19.9°C | 19.9°C | 115 | 16.6 | 12.012 h |
| June | 26.2°C19.7°C | 19.7°C | 42 | 8.5 | 12.012 h |
| July | 26.5°C19.3°C | 19.3°C | 25 | 5.8 | 12.012 h |
| August | 26.6°C19.6°C | 19.6°C | 54 | 9.6 | 12.112 h |
| September | 27.1°C20.1°C | 20.1°C | 67 | 11.9 | 12.112 h |
| October | 26.4°C20.3°C | 20.3°C | 126 | 18.8 | 12.112 h |
| November | 25.4°C19.9°C | 19.9°C | 150 | 21.3 | 12.212 h |
| December, selected | 25.2°C19.7°C | 19.7°C | 140 | 20.3 | 12.212 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
- Bunda in DecemberTanzania · 59 kmHigh 26.2°C · Low 17.9°C · 164 mm rain
- Tarime in DecemberTanzania · 65 kmHigh 26.2°C · Low 15.9°C · 147 mm rain
- Migori in DecemberKenya · 89 kmHigh 25.9°C · Low 16.4°C · 169 mm rain
- Kisii in DecemberKenya · 141 kmHigh 24.5°C · Low 14.5°C · 216 mm rain
- Bariadi in DecemberTanzania · 146 kmHigh 27.2°C · Low 18.1°C · 148 mm rain
- Mwanza in DecemberTanzania · 151 kmHigh 24.5°C · Low 20.6°C · 224 mm rain
- Sengerema in DecemberTanzania · 182 kmHigh 25.2°C · Low 17.4°C · 167 mm rain
- Kisumu in DecemberKenya · 189 kmHigh 27.9°C · Low 17.9°C · 179 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 Musoma) is explained once on the Musoma year overview and on the Sources, method and limits page.