July Weather in Grimsby

Last updated: March 2, 2024

The weather in Grimsby, Canada, during July is characterized by an average temperature of 23°C (73°F). Highs can soar to 29°C (84°F), while lows may dip to 17°C (63°F). Typically, the humidity level in Grimsby throughout July hovers around 77%.

17°C (63°F)

Minimum temperature

23°C (73°F)

Average temperature

29°C (84°F)

Maximum temperature

77%

Humidity

Precipitation and Sunshine hours

In July, Grimsby averages 88 mm (3.5 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 14 hours 58 minutes of daylight, with the sun shining for approximately 11 hours 14 minutes each day. Additionally, there is a 43% probability of sunny days during this period.

88 mm (3.5 inches)

Precipitation

11 rainy days

Rainy days

11 hours 14 minutes

Sunshine hours

43%

Chance of sun

UV Index

In July, the UV Index in Grimsby reaches a maximum of 9, 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 8 9 9 8 6 4 2 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 Grimsby's Climate with Cities Worldwide