Last updated: March 2, 2024
The weather in Sarnia, Canada, during June is characterized by an average temperature of 20°C (68°F). Highs can soar to 30°C (87°F), while lows may dip to 11°C (52°F). Typically, the humidity level in Sarnia throughout June hovers around 80%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In June, Sarnia averages 86 mm (3.4 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 15 hours 17 minutes of daylight, with the sun shining for approximately 11 hours 22 minutes each day. Additionally, there is a 40% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In June, the UV Index in Sarnia reaches a maximum of 10, 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 | 9 | 10 | 10 | 9 | 7 | 4 | 3 | 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 | ||||||