Last updated: March 2, 2024
The weather in Philadelphia, United States, during July is characterized by an average temperature of 22°C (72°F). Highs can soar to 31°C (89°F), while lows may dip to 11°C (52°F). Typically, the humidity level in Philadelphia throughout July hovers around 69%.
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Average temperature
Maximum temperature
Humidity
In July, Philadelphia averages 137 mm (5.4 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 15 hours 4 minutes of daylight, with the sun shining for approximately 10 hours 56 minutes each day. Additionally, there is a 34% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In July, the UV Index in Philadelphia 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 | 1 | 2 | 3 | 5 | 7 | 8 | 9 | 8 | 7 | 5 | 3 | 2 | 1 |
| 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 | ||||||