Climate averages 1991–2020
São Bento do Sul weather
in September.
A mild, wet month: the 8th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in São Bento do Sul: daytime highs average 19.9°C and nights cool to about 11.6°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 175 mm of rain on roughly 12 days, which makes September a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 55 min on an average September day.
The nearest other city in this atlas is Jaraguá do Sul (41 km away). In September its highs average 22.3°C, 2.4°C warmer than São Bento do Sul, with 151 mm of rain.
Among the 448 cities listed in Brazil, São Bento do Sul ranks joint 440th of 448 for the warmest September highs and joint 444th of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; São Bento do Sul is 7.7°C cooler than that mean.
From September to October, average highs rise by 1.4°C to 21.2°C, and monthly rainfall falls from 175 mm to 169 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 Bento do Sul climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 24.5°C17.6°C | 17.6°C | 211 | 22.6 | 13.614 h |
| February | 24.5°C17.8°C | 17.8°C | 193 | 20.8 | 13.013 h |
| March | 23.4°C16.8°C | 16.8°C | 132 | 18.2 | 12.312 h |
| April | 21.9°C14.7°C | 14.7°C | 85 | 11.4 | 11.511 h |
| May | 18.9°C11.7°C | 11.7°C | 102 | 9.5 | 10.811 h |
| June | 17.9°C10.2°C | 10.2°C | 124 | 9.8 | 10.511 h |
| July | 17.7°C9.4°C | 9.4°C | 103 | 9.1 | 10.711 h |
| August | 19.2°C10.0°C | 10.0°C | 101 | 8.2 | 11.211 h |
| September, selected | 19.9°C11.6°C | 11.6°C | 175 | 11.7 | 11.912 h |
| October | 21.2°C13.5°C | 13.5°C | 169 | 16.0 | 12.713 h |
| November | 22.2°C14.6°C | 14.6°C | 138 | 16.5 | 13.413 h |
| December | 24.0°C16.5°C | 16.5°C | 172 | 19.2 | 13.714 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
- Jaraguá do Sul in SeptemberBrazil · 41 kmHigh 22.3°C · Low 15.1°C · 151 mm rain
- Joinville in SeptemberBrazil · 53 kmHigh 22.2°C · Low 15.5°C · 145 mm rain
- Fazenda Rio Grande in SeptemberBrazil · 66 kmHigh 20.3°C · Low 12.0°C · 149 mm rain
- Araucária in SeptemberBrazil · 73 kmHigh 20.8°C · Low 12.2°C · 131 mm rain
- Indaial in SeptemberBrazil · 73 kmHigh 22.0°C · Low 14.5°C · 168 mm rain
- Blumenau in SeptemberBrazil · 81 kmHigh 22.2°C · Low 15.0°C · 158 mm rain
- São José dos Pinhais in SeptemberBrazil · 82 kmHigh 20.2°C · Low 12.0°C · 134 mm rain
- Gaspar in SeptemberBrazil · 86 kmHigh 22.1°C · Low 15.2°C · 158 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 Bento do Sul) is explained once on the São Bento do Sul year overview and on the Sources, method and limits page.