Climate averages 1991–2020
Jataí weather
in December.
A warm, very wet month: the 7th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Jataí: daytime highs average 27.9°C and nights cool to about 20.2°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 232 mm of rain on roughly 26 days, which makes December a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 11 min on an average December day.
The nearest other city in this atlas is Rio Verde (84 km away). In December its highs average 28.0°C, about as warm as Jataí, with 238 mm of rain.
Among the 448 cities listed in Brazil, Jataí ranks joint 256th of 448 for the warmest December highs and joint 341st of 448 for the driest December (rainfall, lowest first). The mean December high of those 448 cities is 28.5°C; Jataí is 0.6°C cooler than that mean.
From December to January, average highs fall by 0.1°C to 27.8°C, and monthly rainfall rises from 232 mm to 243 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
Jataí climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.8°C20.3°C | 20.3°C | 243 | 25.6 | 13.113 h |
| February | 28.1°C20.2°C | 20.2°C | 215 | 23.5 | 12.713 h |
| March | 28.0°C19.9°C | 19.9°C | 216 | 25.1 | 12.212 h |
| April | 27.7°C18.8°C | 18.8°C | 94 | 13.3 | 11.712 h |
| May | 26.6°C16.5°C | 16.5°C | 32 | 5.3 | 11.311 h |
| June | 26.6°C15.5°C | 15.5°C | 11 | 1.4 | 11.111 h |
| July | 27.1°C15.4°C | 15.4°C | 5.9 | 1.1 | 11.211 h |
| August | 29.3°C17.0°C | 17.0°C | 13 | 2.0 | 11.512 h |
| September | 30.8°C19.4°C | 19.4°C | 60 | 8.3 | 12.012 h |
| October | 30.0°C20.2°C | 20.2°C | 143 | 18.7 | 12.512 h |
| November | 28.3°C20.0°C | 20.0°C | 203 | 22.9 | 12.913 h |
| December, selected | 27.9°C20.2°C | 20.2°C | 232 | 26.2 | 13.213 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
- Rio Verde in DecemberBrazil · 84 kmHigh 28.0°C · Low 20.4°C · 238 mm rain
- Mineiros in DecemberBrazil · 94 kmHigh 27.5°C · Low 20.1°C · 245 mm rain
- Ituiutaba in DecemberBrazil · 268 kmHigh 28.9°C · Low 21.4°C · 233 mm rain
- Itumbiara in DecemberBrazil · 272 kmHigh 29.8°C · Low 22.4°C · 204 mm rain
- Trindade in DecemberBrazil · 274 kmHigh 27.5°C · Low 20.0°C · 236 mm rain
- Aparecida de Goiânia in DecemberBrazil · 288 kmHigh 27.3°C · Low 19.6°C · 218 mm rain
- Goiânia in DecemberBrazil · 294 kmHigh 27.8°C · Low 20.0°C · 218 mm rain
- Senador Canedo in DecemberBrazil · 308 kmHigh 27.4°C · Low 19.8°C · 216 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 Jataí) is explained once on the Jataí year overview and on the Sources, method and limits page.