April weather forecastAjax, Canada
April
Weather in April
April in Ajax, Canada, is a frosty spring month, with an average temperature ranging between min 2.3°C (36.1°F) and max 8.8°C (47.8°F).Temperature
As Ajax transitions into April, a rise in the average high-temperature is observed, moving from a cold 2.7°C (36.9°F) in March to a chilly 8.8°C (47.8°F). April in Ajax is noted for a mean low-temperature of 2.3°C (36.1°F).Humidity
The least humid month is April, with an average relative humidity of 76%.Rainfall
In Ajax, in April, it is raining for 14.1 days, with typically 67mm (2.64") of accumulated precipitation. In Ajax, Canada, during the entire year, the rain falls for 151.8 days and collects up to 663mm (26.1") of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows in Ajax. During 2.8 snowfall days, in April, Ajax aggregates 28mm (1.1") of snow. Throughout the year, there are 48.2 snowfall days, and 348mm (13.7") of snow is accumulated.Daylight
In April, the average length of the day is 13h and 28min.On the first day of the month, sunrise is at 6:55 am and sunset at 7:43 pm. On the last day of April, sunrise is at 6:08 am and sunset at 8:18 pm EDT.
Sunshine
In April, the average sunshine in Ajax is 7.4h.UV index
In Ajax, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 3 during April leads to these instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Ajax, Canada
- Average high temperature in April: 8.8°C
The warmest month (with the highest average high temperature) is July (24.3°C).
The month with the lowest average high temperature is January (-2.8°C).
- Average low temperature in April: 2.3°C
The months with the highest average low temperature are July and August (16.8°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).
Average pressure in April
Ajax, 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
Ajax, 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
Ajax, 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
Ajax, Canada
- Average rainfall in April: 67mm
The wettest month (with the highest rainfall) is August (74mm).
The driest month (with the least rainfall) is November (38mm).
Average rainfall days in April
Ajax, Canada
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in April
Ajax, Canada
- Average snowfall in April: 28mm
The month with the highest snowfall is February (106mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Ajax, Canada
- Average snowfall days in April: 2.8 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Ajax, Canada
- Average daylight in April: 13h and 30min
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 24min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in April
Ajax, Canada
- Average sunshine days in April: 13.6 days
The month with the most sunshine days is November (15.1 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in April
Ajax, 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
Ajax, Canada
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in April
Ajax, Canada
- Average visibility in April: 9km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, October, November and December (9km).





