Last updated: March 2, 2024
The weather in Joliet, United States, during June is characterized by an average temperature of 18°C (64°F). Highs can soar to 30°C (86°F), while lows may dip to 4°C (40°F). Typically, the humidity level in Joliet throughout June hovers around 79%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In June, Joliet averages 76 mm (3.0 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 15 hours 36 minutes of daylight, with the sun shining for approximately 12 hours 3 minutes each day. Additionally, there is a 70% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In June, the UV Index in Joliet reaches a maximum of 11, 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 | 2 | 4 | 6 | 8 | 10 | 11 | 10 | 9 | 7 | 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 | ||||