Climate averages 1991–2020
Casa Nova weather
in December.
A hot, moderately wet month: the 3rd warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Casa Nova: daytime highs average 33.2°C and nights cool to about 24.0°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 56 mm of rain on roughly 7 days, which makes December a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 39 min on an average December day.
The nearest other city in this atlas is Petrolina (58 km away). In December its highs average 33.4°C, about as warm as Casa Nova, with 50 mm of rain.
Among the 448 cities listed in Brazil, Casa Nova ranks joint 16th of 448 for the warmest December highs and 65th of 448 for the driest December (rainfall, lowest first). The mean December high of those 448 cities is 28.5°C; Casa Nova is 4.7°C warmer than that mean.
From December to January, average highs fall by 0.9°C to 32.3°C, and monthly rainfall rises from 56 mm to 97 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
Casa Nova climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.3°C23.7°C | 23.7°C | 97 | 10.4 | 12.613 h |
| February | 31.9°C23.5°C | 23.5°C | 82 | 11.1 | 12.412 h |
| March | 31.8°C23.6°C | 23.6°C | 96 | 11.9 | 12.212 h |
| April | 31.8°C23.3°C | 23.3°C | 43 | 7.4 | 11.912 h |
| May | 31.3°C22.5°C | 22.5°C | 10 | 2.3 | 11.712 h |
| June | 30.1°C21.3°C | 21.3°C | 2.4 | 0.4 | 11.612 h |
| July | 29.7°C20.3°C | 20.3°C | 2.2 | 0.2 | 11.612 h |
| August | 30.7°C20.1°C | 20.1°C | 0.7 | 0.1 | 11.812 h |
| September | 32.8°C21.2°C | 21.2°C | 1.0 | 0.1 | 12.012 h |
| October | 34.2°C22.8°C | 22.8°C | 9.5 | 1.5 | 12.312 h |
| November | 33.8°C23.7°C | 23.7°C | 34 | 4.5 | 12.513 h |
| December, selected | 33.2°C24.0°C | 24.0°C | 56 | 6.9 | 12.613 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
- Petrolina in DecemberBrazil · 58 kmHigh 33.4°C · Low 23.2°C · 50 mm rain
- Campo Formoso in DecemberBrazil · 165 kmHigh 29.6°C · Low 20.3°C · 66 mm rain
- Senhor do Bonfim in DecemberBrazil · 167 kmHigh 29.7°C · Low 20.3°C · 66 mm rain
- Araripina in DecemberBrazil · 185 kmHigh 31.4°C · Low 22.3°C · 54 mm rain
- Jacobina in DecemberBrazil · 229 kmHigh 29.9°C · Low 21.0°C · 65 mm rain
- Picos in DecemberBrazil · 239 kmHigh 34.5°C · Low 25.7°C · 58 mm rain
- Irecê in DecemberBrazil · 256 kmHigh 30.0°C · Low 20.4°C · 82 mm rain
- Crato in DecemberBrazil · 276 kmHigh 32.9°C · Low 23.0°C · 36 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 Casa Nova) is explained once on the Casa Nova year overview and on the Sources, method and limits page.