Last updated: March 2, 2024
The weather in Sao Joao da Boa Vista, Brazil, during January is characterized by an average temperature of 23°C (74°F). Highs can soar to 32°C (91°F), while lows may dip to 17°C (63°F). Typically, the humidity level in Sao Joao da Boa Vista throughout January hovers around 88%.
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In January, Sao Joao da Boa Vista averages 214 mm (8.4 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 13 hours 17 minutes of daylight, with the sun shining for approximately 7 hours 33 minutes each day. Additionally, there is a 14% probability of sunny days during this period.
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In January, the UV Index in Sao Joao da Boa Vista reaches a maximum of 16, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 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 | 2 | 4 | 7 | 11 | 14 | 16 | 16 | 13 | 9 | 5 | 2 | 1 | 0 |
| Exposure | Low | Moderate | High | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 10 min | 15 min | 30 min | 45 min | ||||||