Last updated: March 2, 2024
The weather in St. Petersburg, United States, during July is characterized by an average temperature of 28°C (82°F). Highs can soar to 31°C (88°F), while lows may dip to 25°C (78°F). Typically, the humidity level in St. Petersburg throughout July hovers around 74%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In July, St. Petersburg averages 204 mm (8.0 inches) of rainfall, typically over the course of 25 rainy days. The month enjoys an average of 13 hours 40 minutes of daylight, with the sun shining for approximately 10 hours 16 minutes each day. Additionally, there is a 23% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In July, the UV Index in St. Petersburg reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 | 1 | 3 | 5 | 8 | 10 | 12 | 12 | 10 | 8 | 5 | 2 | 1 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 30 min | 45 min | ||||||