Last updated: March 2, 2024
The weather in San Juan, Mexico, during July is characterized by an average temperature of 24°C (76°F). Highs can soar to 32°C (90°F), while lows may dip to 18°C (65°F). Typically, the humidity level in San Juan throughout July hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In July, San Juan averages 217 mm (8.6 inches) of rainfall, typically over the course of 23 rainy days. The month enjoys an average of 13 hours 25 minutes of daylight, with the sun shining for approximately 9 hours 34 minutes each day. Additionally, there is a 30% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In July, the UV Index in San Juan 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 | 3 | 6 | 9 | 12 | 12 | 12 | 9 | 6 | 4 | 2 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||