Last updated: March 2, 2024
The weather in Heidelberg, United States, during June is characterized by an average temperature of 29°C (85°F). Highs can soar to 38°C (101°F), while lows may dip to 23°C (73°F). Typically, the humidity level in Heidelberg throughout June hovers around 73%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In June, Heidelberg averages 87 mm (3.4 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 13 hours 44 minutes of daylight, with the sun shining for approximately 11 hours 3 minutes each day. Additionally, there is a 48% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In June, the UV Index in Heidelberg 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 | |||||