Climate averages 1991–2020
São Sebastião do Paraíso weather
in September.
A warm, moderately wet month: the 2nd warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in São Sebastião do Paraíso: daytime highs average 27.2°C and nights cool to about 16.5°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 76 mm of rain on roughly 8 days, which makes September a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 58 min on an average September day.
The nearest other city in this atlas is Passos (45 km away). In September its highs average 28.2°C, 1.0°C warmer than São Sebastião do Paraíso, with 58 mm of rain.
Among the 448 cities listed in Brazil, São Sebastião do Paraíso ranks joint 230th of 448 for the warmest September highs and joint 268th of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; São Sebastião do Paraíso is 0.3°C cooler than that mean.
From September to October, average highs rise by 0.2°C to 27.4°C, and monthly rainfall rises from 76 mm to 127 mm.
The annual picture
September 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 Sebastião do Paraíso climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.4°C18.8°C | 18.8°C | 305 | 24.7 | 13.213 h |
| February | 26.7°C18.8°C | 18.8°C | 214 | 20.2 | 12.813 h |
| March | 26.0°C18.3°C | 18.3°C | 190 | 20.6 | 12.212 h |
| April | 25.3°C16.8°C | 16.8°C | 80 | 10.7 | 11.612 h |
| May | 23.3°C14.1°C | 14.1°C | 46 | 6.1 | 11.111 h |
| June | 22.7°C12.9°C | 12.9°C | 25 | 3.0 | 10.911 h |
| July | 23.1°C12.7°C | 12.7°C | 16 | 2.5 | 11.011 h |
| August | 25.4°C14.1°C | 14.1°C | 19 | 3.4 | 11.411 h |
| September, selected | 27.2°C16.5°C | 16.5°C | 76 | 8.1 | 12.012 h |
| October | 27.4°C17.8°C | 17.8°C | 127 | 14.7 | 12.613 h |
| November | 26.1°C17.9°C | 17.9°C | 204 | 19.8 | 13.113 h |
| December | 26.2°C18.6°C | 18.6°C | 295 | 25.5 | 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
September in nearby cities
- Passos in SeptemberBrazil · 45 kmHigh 28.2°C · Low 16.2°C · 58 mm rain
- Franca in SeptemberBrazil · 60 kmHigh 27.8°C · Low 16.4°C · 64 mm rain
- Ribeirão Preto in SeptemberBrazil · 90 kmHigh 30.4°C · Low 18.6°C · 67 mm rain
- Sertãozinho in SeptemberBrazil · 107 kmHigh 30.6°C · Low 18.8°C · 63 mm rain
- Poços de Caldas in SeptemberBrazil · 107 kmHigh 24.9°C · Low 14.4°C · 92 mm rain
- São João da Boa Vista in SeptemberBrazil · 119 kmHigh 27.7°C · Low 16.2°C · 77 mm rain
- Alfenas in SeptemberBrazil · 122 kmHigh 26.1°C · Low 15.5°C · 64 mm rain
- Pirassununga in SeptemberBrazil · 128 kmHigh 28.6°C · Low 16.6°C · 65 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 Sebastião do Paraíso) is explained once on the São Sebastião do Paraíso year overview and on the Sources, method and limits page.