Climate averages 1991–2020
Janaúba weather
in December.
A hot, wet month: the 8th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Janaúba: daytime highs average 30.0°C and nights cool to about 21.5°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 157 mm of rain on roughly 14 days, which makes December a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 03 min on an average December day.
The nearest other city in this atlas is Montes Claros (119 km away). In December its highs average 28.4°C, 1.7°C cooler than Janaúba, with 206 mm of rain.
Among the 448 cities listed in Brazil, Janaúba ranks joint 93rd of 448 for the warmest December highs and joint 153rd of 448 for the driest December (rainfall, lowest first). The mean December high of those 448 cities is 28.5°C; Janaúba is 1.6°C warmer than that mean.
From December to January, average highs rise by 0.4°C to 30.4°C, and monthly rainfall falls from 157 mm to 112 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
Janaúba climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.4°C21.6°C | 21.6°C | 112 | 10.5 | 12.913 h |
| February | 31.0°C21.9°C | 21.9°C | 72 | 8.7 | 12.613 h |
| March | 30.5°C21.9°C | 21.9°C | 98 | 10.4 | 12.212 h |
| April | 30.1°C21.2°C | 21.2°C | 33 | 5.0 | 11.812 h |
| May | 29.3°C19.7°C | 19.7°C | 6.6 | 1.6 | 11.411 h |
| June | 28.4°C18.2°C | 18.2°C | 1.4 | 0.3 | 11.211 h |
| July | 28.1°C17.4°C | 17.4°C | 0.3 | 0.0 | 11.311 h |
| August | 29.7°C17.9°C | 17.9°C | 1.0 | 0.2 | 11.612 h |
| September | 32.1°C19.6°C | 19.6°C | 7.5 | 1.5 | 12.012 h |
| October | 32.8°C21.4°C | 21.4°C | 53 | 6.1 | 12.412 h |
| November | 30.3°C21.5°C | 21.5°C | 140 | 13.1 | 12.813 h |
| December, selected | 30.0°C21.5°C | 21.5°C | 157 | 13.6 | 13.013 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
- Montes Claros in DecemberBrazil · 119 kmHigh 28.4°C · Low 20.3°C · 206 mm rain
- Guanambi in DecemberBrazil · 185 kmHigh 30.5°C · Low 21.4°C · 104 mm rain
- Brumado in DecemberBrazil · 251 kmHigh 30.8°C · Low 21.6°C · 89 mm rain
- Vitória da Conquista in DecemberBrazil · 285 kmHigh 27.4°C · Low 18.5°C · 116 mm rain
- Teófilo Otoni in DecemberBrazil · 298 kmHigh 29.5°C · Low 21.4°C · 190 mm rain
- Itapetinga in DecemberBrazil · 334 kmHigh 29.8°C · Low 21.6°C · 96 mm rain
- Curvelo in DecemberBrazil · 349 kmHigh 28.0°C · Low 20.0°C · 267 mm rain
- Governador Valadares in DecemberBrazil · 368 kmHigh 30.4°C · Low 22.5°C · 214 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 Janaúba) is explained once on the Janaúba year overview and on the Sources, method and limits page.