Last updated: March 2, 2024
The weather in Rio, United States, during October is characterized by an average temperature of 27°C (80°F). Highs can soar to 30°C (87°F), while lows may dip to 20°C (69°F). Typically, the humidity level in Rio throughout October hovers around 83%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In October, Rio averages 126 mm (5.0 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 11 hours 28 minutes of daylight, with the sun shining for approximately 9 hours 36 minutes each day. Additionally, there is a 47% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In October, the UV Index in Rio reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 0 | 1 | 2 | 4 | 6 | 8 | 9 | 9 | 7 | 4 | 2 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||