Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
April
Weather in April
Temperature
Whitby in April shows a temperature shift, moving from an average high of a wintry 2.6°C (36.7°F) in March to a chilly 8.8°C (47.8°F). During April, the average low-temperature is an icy 2.2°C (36°F).Humidity
With an average relative humidity of 76%, April is the least humid month.Rainfall
In Whitby, during April, the rain falls for 14 days and regularly aggregates up to 71mm (2.8") of precipitation. Throughout the year, there are 158.8 rainfall days, and 693mm (27.28") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 3.3 snowfall days, in April, Whitby aggregates 34mm (1.34") of snow. In Whitby, during the entire year, snow falls for 51.4 days and aggregates up to 383mm (15.08") of snow.Daylight
In Whitby, the average length of the day in April is 13h and 28min.On the first day of April, sunrise is at 6:55 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:18 pm EDT.
Sunshine
The average sunshine in April is 7.4h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 3 in April translates into this advice:
Exercise prevention - Warding off sunburn is urged. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Whitby, Canada
- Average high temperature in April: 8.8°C
The warmest month (with the highest average high temperature) is July (24.4°C).
The month with the lowest average high temperature is January (-2.9°C).
- Average low temperature in April: 2.2°C
The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).
Average pressure in April
Whitby, Canada
- Average pressure in April: 1014.6mbar
The month with the highest atmospheric pressure is March (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013mbar).
Average wind speed in April
Whitby, Canada
- Average wind speed in April: 17.1km/h
The windiest month (with the highest average wind speed) is January (18.7km/h).
The calmest month (with the lowest average wind speed) is July (11.4km/h).
Average humidity in April
Whitby, Canada
- Average humidity in April: 76%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is April (76%).
Average rainfall in April
Whitby, Canada
- Average rainfall in April: 71mm
The wettest month (with the highest rainfall) is August (73mm).
The driest months (with the least rainfall) are February and November (43mm).
Average rainfall days in April
Whitby, Canada
- Average rainfall days in April: 14 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in April
Whitby, Canada
- Average snowfall in April: 34mm
The month with the highest snowfall is February (110mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Whitby, Canada
- Average snowfall days in April: 3.3 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Whitby, Canada
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in April
Whitby, Canada
- Average sunshine days in April: 12.4 days
The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in April
Whitby, Canada
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Whitby, Canada
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in April
Whitby, Canada
- Average visibility in April: 9km
The months with the highest visibility are August and September (10km).
The month with the lowest visibility is January (8km).
