Climate averages 1991–2020
Santa Bárbara d'Oeste weather
in January.
A hot, very wet month: the joint 3rd warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a hot month in Santa Bárbara d'Oeste: daytime highs average 28.4°C and nights cool to about 20.2°C. By daytime temperature it is the joint 3rd warmest of the 12 months.
Expect about 266 mm of rain on roughly 23 days, which makes January a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 21 min on an average January day.
The nearest other city in this atlas is Americana (9 km away). In January its highs average 28.4°C, about as warm as Santa Bárbara d'Oeste, with 270 mm of rain.
Among the 448 cities listed in Brazil, Santa Bárbara d'Oeste ranks joint 233rd of 448 for the warmest January highs and joint 346th of 448 for the driest January (rainfall, lowest first). The mean January high of those 448 cities is 28.5°C; Santa Bárbara d'Oeste is 0.1°C cooler than that mean.
From January to February, average highs rise by 0.2°C to 28.6°C, and monthly rainfall falls from 266 mm to 188 mm.
The annual picture
January 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
Santa Bárbara d'Oeste climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 28.4°C20.2°C | 20.2°C | 266 | 22.6 | 13.413 h |
| February | 28.6°C20.2°C | 20.2°C | 188 | 18.8 | 12.913 h |
| March | 27.8°C19.4°C | 19.4°C | 147 | 16.9 | 12.212 h |
| April | 26.9°C17.6°C | 17.6°C | 60 | 7.6 | 11.612 h |
| May | 24.4°C14.7°C | 14.7°C | 56 | 6.0 | 11.011 h |
| June | 23.7°C13.4°C | 13.4°C | 40 | 4.6 | 10.811 h |
| July | 24.1°C12.9°C | 12.9°C | 35 | 3.9 | 10.911 h |
| August | 26.1°C13.9°C | 13.9°C | 32 | 4.1 | 11.311 h |
| September | 27.9°C16.3°C | 16.3°C | 70 | 8.1 | 11.912 h |
| October | 28.5°C17.9°C | 17.9°C | 114 | 12.7 | 12.613 h |
| November | 27.9°C18.4°C | 18.4°C | 160 | 15.4 | 13.213 h |
| December | 28.4°C19.7°C | 19.7°C | 206 | 20.0 | 13.513 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
January in nearby cities
- Americana in JanuaryBrazil · 9 kmHigh 28.4°C · Low 20.2°C · 270 mm rain
- Sumaré in JanuaryBrazil · 17 kmHigh 28.3°C · Low 20.1°C · 270 mm rain
- Limeira in JanuaryBrazil · 21 kmHigh 28.4°C · Low 20.2°C · 290 mm rain
- Hortolândia in JanuaryBrazil · 23 kmHigh 28.1°C · Low 20.0°C · 270 mm rain
- Piracicaba in JanuaryBrazil · 24 kmHigh 28.6°C · Low 20.4°C · 255 mm rain
- Cosmópolis in JanuaryBrazil · 25 kmHigh 28.4°C · Low 20.2°C · 270 mm rain
- Paulínia in JanuaryBrazil · 27 kmHigh 28.2°C · Low 20.0°C · 270 mm rain
- Campinas in JanuaryBrazil · 40 kmHigh 27.6°C · Low 19.5°C · 259 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 Santa Bárbara d'Oeste) is explained once on the Santa Bárbara d'Oeste year overview and on the Sources, method and limits page.