April Weather in Grimsby

Last updated: March 2, 2024

The weather in Grimsby, Canada, during April is characterized by an average temperature of 6°C (43°F). Highs can soar to 15°C (60°F), while lows may dip to -1°C (30°F). Typically, the humidity level in Grimsby throughout April hovers around 88%.

-1°C (30°F)

Minimum temperature

6°C (43°F)

Average temperature

15°C (60°F)

Maximum temperature

88%

Humidity

Precipitation and Sunshine hours

In April, Grimsby averages 115 mm (4.5 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 13 hours 26 minutes of daylight, with the sun shining for approximately 7 hours 58 minutes each day. Additionally, there is a 41% probability of sunny days during this period.

115 mm (4.5 inches)

Precipitation

13 rainy days

Rainy days

7 hours 58 minutes

Sunshine hours

41%

Chance of sun

UV Index

In April, the UV Index in Grimsby reaches a maximum of 8, 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 1 2 4 6 7 8 8 6 4 3 1 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