Climate averages 1991–2020
São Carlos weather
in January.
A warm, very wet month: the joint 5th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a warm month in São Carlos: daytime highs average 26.8°C and nights cool to about 19.2°C. By daytime temperature it is the joint 5th warmest of the 12 months.
Expect about 260 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 19 min on an average January day.
The nearest other city in this atlas is Araraquara (38 km away). In January its highs average 27.8°C, 1.0°C warmer than São Carlos, with 265 mm of rain.
Among the 448 cities listed in Brazil, São Carlos ranks joint 360th of 448 for the warmest January highs and 340th of 448 for the driest January (rainfall, lowest first). The mean January high of those 448 cities is 28.5°C; São Carlos is 1.6°C cooler than that mean.
From January to February, average highs rise by 0.3°C to 27.1°C, and monthly rainfall falls from 260 mm to 180 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
São Carlos climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 26.8°C19.2°C | 19.2°C | 260 | 23.1 | 13.313 h |
| February | 27.1°C19.2°C | 19.2°C | 180 | 19.3 | 12.813 h |
| March | 26.5°C18.5°C | 18.5°C | 152 | 19.1 | 12.212 h |
| April | 25.7°C16.8°C | 16.8°C | 63 | 9.2 | 11.612 h |
| May | 23.4°C13.9°C | 13.9°C | 54 | 6.2 | 11.111 h |
| June | 23.0°C12.7°C | 12.7°C | 35 | 3.5 | 10.811 h |
| July | 23.4°C12.3°C | 12.3°C | 25 | 3.3 | 10.911 h |
| August | 25.6°C13.4°C | 13.4°C | 26 | 3.4 | 11.411 h |
| September | 27.5°C15.8°C | 15.8°C | 65 | 8.2 | 12.012 h |
| October | 27.8°C17.4°C | 17.4°C | 114 | 13.1 | 12.613 h |
| November | 26.8°C17.8°C | 17.8°C | 165 | 17.0 | 13.113 h |
| December | 26.9°C18.8°C | 18.8°C | 213 | 22.8 | 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
January in nearby cities
- Araraquara in JanuaryBrazil · 38 kmHigh 27.8°C · Low 20.1°C · 265 mm rain
- Pirassununga in JanuaryBrazil · 48 kmHigh 28.2°C · Low 20.1°C · 251 mm rain
- Leme in JanuaryBrazil · 55 kmHigh 28.2°C · Low 20.1°C · 285 mm rain
- Rio Claro in JanuaryBrazil · 55 kmHigh 28.0°C · Low 19.9°C · 290 mm rain
- Araras in JanuaryBrazil · 64 kmHigh 28.1°C · Low 20.1°C · 285 mm rain
- Matão in JanuaryBrazil · 67 kmHigh 28.5°C · Low 20.9°C · 287 mm rain
- Jaú in JanuaryBrazil · 75 kmHigh 28.7°C · Low 20.9°C · 247 mm rain
- Limeira in JanuaryBrazil · 79 kmHigh 28.4°C · Low 20.2°C · 290 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 São Carlos) is explained once on the São Carlos year overview and on the Sources, method and limits page.