Climate averages 1991–2020
São Carlos weather
in October.
A warm, wet month: the warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a warm month in São Carlos: daytime highs average 27.8°C and nights cool to about 17.4°C. By daytime temperature it is the warmest month of the year.
Expect about 114 mm of rain on roughly 13 days, which makes October a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 35 min on an average October day.
The nearest other city in this atlas is Araraquara (38 km away). In October its highs average 28.9°C, 1.1°C warmer than São Carlos, with 115 mm of rain.
Among the 448 cities listed in Brazil, São Carlos ranks joint 250th of 448 for the warmest October highs and joint 237th of 448 for the driest October (rainfall, lowest first). The mean October high of those 448 cities is 28.3°C; São Carlos is 0.4°C cooler than that mean.
From October to November, average highs fall by 1.0°C to 26.8°C, and monthly rainfall rises from 114 mm to 165 mm.
The annual picture
October 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 | 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, selected | 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
October in nearby cities
- Araraquara in OctoberBrazil · 38 kmHigh 28.9°C · Low 18.8°C · 115 mm rain
- Pirassununga in OctoberBrazil · 48 kmHigh 29.0°C · Low 18.3°C · 116 mm rain
- Leme in OctoberBrazil · 55 kmHigh 28.8°C · Low 18.0°C · 129 mm rain
- Rio Claro in OctoberBrazil · 55 kmHigh 28.4°C · Low 17.5°C · 128 mm rain
- Araras in OctoberBrazil · 64 kmHigh 28.4°C · Low 17.9°C · 129 mm rain
- Matão in OctoberBrazil · 67 kmHigh 29.8°C · Low 19.7°C · 126 mm rain
- Jaú in OctoberBrazil · 75 kmHigh 29.4°C · Low 18.8°C · 110 mm rain
- Limeira in OctoberBrazil · 79 kmHigh 28.7°C · Low 17.9°C · 128 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.