Last updated: March 2, 2024
The weather in Grand-Santi, French Guiana, during July is characterized by an average temperature of 26°C (79°F). Highs can soar to 33°C (91°F), while lows may dip to 22°C (71°F). Typically, the humidity level in Grand-Santi throughout July hovers around 76%.
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Average temperature
Maximum temperature
Humidity
In July, Grand-Santi averages 248 mm (9.8 inches) of rainfall, typically over the course of 26 rainy days. The month enjoys an average of 12 hours 19 minutes of daylight, with the sun shining for approximately 9 hours 46 minutes each day. Additionally, there is a 19% probability of sunny days during this period.
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Chance of sun
In July, the UV Index in Grand-Santi reaches a maximum of 12, 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 | 1 | 2 | 4 | 7 | 10 | 12 | 12 | 11 | 8 | 4 | 2 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||