Climate averages 1991–2020
Barbacena weather
in December.
A warm, very wet month: the joint 3rd warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Barbacena: daytime highs average 24.0°C and nights cool to about 16.5°C. By daytime temperature it is the joint 3rd warmest of the 12 months.
Expect about 306 mm of rain on roughly 24 days, which makes December a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 24 min on an average December day.
The nearest other city in this atlas is São João del Rei (52 km away). In December its highs average 25.8°C, 1.8°C warmer than Barbacena, with 238 mm of rain.
Among the 448 cities listed in Brazil, Barbacena ranks joint 444th of 448 for the warmest December highs and joint 438th of 448 for the driest December (rainfall, lowest first). The mean December high of those 448 cities is 28.5°C; Barbacena is 4.5°C cooler than that mean.
From December to January, average highs rise by 0.5°C to 24.5°C, and monthly rainfall falls from 306 mm to 291 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
Barbacena climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 24.5°C16.9°C | 16.9°C | 291 | 21.6 | 13.313 h |
| February | 25.0°C16.9°C | 16.9°C | 188 | 16.8 | 12.813 h |
| March | 24.0°C16.5°C | 16.5°C | 202 | 20.5 | 12.212 h |
| April | 22.7°C15.0°C | 15.0°C | 82 | 12.1 | 11.612 h |
| May | 20.6°C12.3°C | 12.3°C | 44 | 7.3 | 11.111 h |
| June | 20.1°C11.0°C | 11.0°C | 20 | 3.6 | 10.911 h |
| July | 20.0°C10.5°C | 10.5°C | 16 | 3.6 | 11.011 h |
| August | 21.4°C11.1°C | 11.1°C | 26 | 4.7 | 11.411 h |
| September | 22.8°C12.8°C | 12.8°C | 77 | 9.4 | 12.012 h |
| October | 23.4°C14.5°C | 14.5°C | 133 | 15.2 | 12.613 h |
| November | 22.9°C15.3°C | 15.3°C | 249 | 21.3 | 13.113 h |
| December, selected | 24.0°C16.5°C | 16.5°C | 306 | 24.2 | 13.413 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
- São João del Rei in DecemberBrazil · 52 kmHigh 25.8°C · Low 18.0°C · 238 mm rain
- Conselheiro Lafaiete in DecemberBrazil · 63 kmHigh 25.1°C · Low 17.4°C · 253 mm rain
- Juiz de Fora in DecemberBrazil · 74 kmHigh 26.8°C · Low 18.8°C · 340 mm rain
- Ubá in DecemberBrazil · 87 kmHigh 28.5°C · Low 20.6°C · 278 mm rain
- Ouro Preto in DecemberBrazil · 97 kmHigh 24.0°C · Low 16.7°C · 340 mm rain
- Viçosa in DecemberBrazil · 106 kmHigh 26.8°C · Low 19.6°C · 244 mm rain
- Valença (Rio de Janeiro), Brazil in DecemberBrazil · 114 kmHigh 27.4°C · Low 19.3°C · 297 mm rain
- Três Rios in DecemberBrazil · 115 kmHigh 28.9°C · Low 20.9°C · 235 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 Barbacena) is explained once on the Barbacena year overview and on the Sources, method and limits page.