The climate in Santa Catarina during October can be summarized as warm, humid and reasonably dry.
October is in the fall / autumn in Santa Catarina and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (83°F), whilst at night 14°C (57°F) is normal.
| Daytime temperature | 28.6°C 83.4°F |
|---|---|
| Nightly temperature | 13.9°C 56.9°F |
| Average temperature | 21.2°C 70.2°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 74 mm 2.9 ins |
| Rainy days | 8 days |
| Sea temperature | 29.1°C 84.3°F |
| Humidity | 74% |
| Windspeed | 6.8kph 4 mph |
On average October is the 5th wettest month of the year in Santa Catarina with around 74mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Santa Catarina in October 2025.
Best places to visit in October
| Hottest month: | April | 32°C 89.6°F |
|---|---|---|
| Driest month: | February | 3mm 0.1ins |
| Sunniest month: | February | 7.5hrs |
| Coldest month: | January | 27.6°C 81.7°F |
| Wettest month: | June | 208mm 8.2ins |