Last updated: March 2, 2024
The weather in Princeton, United States, during July is characterized by an average temperature of 28°C (84°F). Highs can soar to 34°C (93°F), while lows may dip to 24°C (75°F). Typically, the humidity level in Princeton throughout July hovers around 70%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In July, Princeton averages 204 mm (8.0 inches) of rainfall, typically over the course of 28 rainy days. The month enjoys an average of 13 hours 31 minutes of daylight, with the sun shining for approximately 11 hours 4 minutes each day. Additionally, there is a 19% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In July, the UV Index in Princeton 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 | 11 | 12 | 12 | 10 | 7 | 4 | 2 | 1 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | |||||