Climate averages 1991–2020
Rio do Sul weather
in October.
A warm, wet month: the 7th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a warm month in Rio do Sul: daytime highs average 23.8°C and nights cool to about 15.9°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 150 mm of rain on roughly 15 days, which makes October a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 43 min on an average October day.
The nearest other city in this atlas is Indaial (54 km away). In October its highs average 23.7°C, about as warm as Rio do Sul, with 161 mm of rain.
Among the 448 cities listed in Brazil, Rio do Sul ranks joint 397th of 448 for the warmest October highs and joint 374th of 448 for the driest October (rainfall, lowest first). The mean October high of those 448 cities is 28.3°C; Rio do Sul is 4.4°C cooler than that mean.
From October to November, average highs rise by 1.5°C to 25.3°C, and monthly rainfall falls from 150 mm to 121 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
Rio do Sul climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.9°C20.0°C | 20.0°C | 184 | 20.3 | 13.614 h |
| February | 27.8°C20.2°C | 20.2°C | 156 | 18.5 | 13.013 h |
| March | 26.6°C19.2°C | 19.2°C | 105 | 15.1 | 12.312 h |
| April | 24.4°C16.7°C | 16.7°C | 82 | 9.3 | 11.511 h |
| May | 21.0°C13.1°C | 13.1°C | 105 | 9.2 | 10.811 h |
| June | 19.5°C11.4°C | 11.4°C | 111 | 9.7 | 10.510 h |
| July | 19.2°C10.5°C | 10.5°C | 99 | 9.8 | 10.611 h |
| August | 20.9°C11.8°C | 11.8°C | 94 | 9.3 | 11.211 h |
| September | 22.1°C13.8°C | 13.8°C | 151 | 12.4 | 11.912 h |
| October, selected | 23.8°C15.9°C | 15.9°C | 150 | 15.1 | 12.713 h |
| November | 25.3°C17.1°C | 17.1°C | 121 | 14.7 | 13.413 h |
| December | 27.3°C19.0°C | 19.0°C | 148 | 16.4 | 13.814 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
- Indaial in OctoberBrazil · 54 kmHigh 23.7°C · Low 16.5°C · 161 mm rain
- Blumenau in OctoberBrazil · 66 kmHigh 23.9°C · Low 17.0°C · 150 mm rain
- Brusque in OctoberBrazil · 73 kmHigh 24.0°C · Low 17.0°C · 150 mm rain
- Gaspar in OctoberBrazil · 75 kmHigh 23.8°C · Low 17.2°C · 150 mm rain
- Lages in OctoberBrazil · 95 kmHigh 20.9°C · Low 12.3°C · 195 mm rain
- Jaraguá do Sul in OctoberBrazil · 99 kmHigh 23.9°C · Low 17.0°C · 144 mm rain
- Camboriú in OctoberBrazil · 100 kmHigh 23.2°C · Low 17.9°C · 143 mm rain
- Balneário Camboriú in OctoberBrazil · 103 kmHigh 22.7°C · Low 18.0°C · 143 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 Rio do Sul) is explained once on the Rio do Sul year overview and on the Sources, method and limits page.