June Weather in Sarnia

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%.

11°C (52°F)

Minimum temperature

20°C (68°F)

Average temperature

30°C (87°F)

Maximum temperature

80%

Humidity

Precipitation and Sunshine hours

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.

86 mm (3.4 inches)

Precipitation

11 rainy days

Rainy days

11 hours 22 minutes

Sunshine hours

40%

Chance of sun

UV Index

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.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  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

Compare Sarnia's Climate with Cities Worldwide