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
April sees a rise in the average high-temperature, climbing from a life-threatening cold -27.1°C (-16.8°F) in March to an arctic cold -19.4°C (-2.9°F). The low-temperature in Alert averages to a dangerously cold -26.3°C (-15.3°F) during the nights of April.Humidity
The average relative humidity in April in Alert is 89%.Rainfall
April is the month with the least rainfall in Alert, Canada. Rain falls for 2.3 days and accumulates 2mm (0.08") of precipitation.Snowfall
January through December are months with snowfall. In Alert, during April, snow falls for 5.2 days and regularly aggregates up to 17mm (0.67") of snow. In Alert, during the entire year, snow falls for 99.4 days and aggregates up to 383mm (15.08") of snow.Daylight
In Alert, the average length of the day in April is 4h and 4min.Sunshine
The average sunshine in April is 1.8h.UV index
The months with the highest UV index in Alert are April through July and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: In April, an average UV index of 2 transforms into the following instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Alert in April?
What is the average humidity in April in Alert?
What is the driest month in Alert?
How many days does it rain in April in Alert?
How much does it snow in Alert in April?
What is the average length of the day in April in Alert?
How long on average sun shines in April in Alert?
What are the months with the highest UV index in Alert?
What is the UV index intensity in April in Alert?
Average temperature in April
Alert, Canada
- Average high temperature in April: -19.4°C
The warmest month (with the highest average high temperature) is July (4.3°C).
The month with the lowest average high temperature is February (-27.9°C).
- Average low temperature in April: -26.3°C
The month with the highest average low temperature is July (1.8°C).
The coldest month (with the lowest average low temperature) is February (-32.8°C).
Average pressure in April
Alert, Canada
- Average pressure in April: 1018.1mbar
The month with the highest atmospheric pressure is May (1019.6mbar).
The month with the lowest atmospheric pressure is September (1009.9mbar).
Average wind speed in April
Alert, Canada
- Average wind speed in April: 8.7km/h
The windiest months (with the highest average wind speed) are January and August (11.2km/h).
The calmest month (with the lowest average wind speed) is April (8.7km/h).
Average humidity in April
Alert, Canada
- Average humidity in April: 89%
The months with the highest relative humidity are January, February and March (92%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall in April
Alert, Canada
- Average rainfall in April: 2mm
The wettest month (with the highest rainfall) is August (11mm).
The driest month (with the least rainfall) is April (2mm).
Average rainfall days in April
Alert, Canada
- Average rainfall days in April: 2.3 days
The month with the highest number of rainy days is July (4.6 days).
The months with the least rainy days are February and November (0.3 days).
Average snowfall in April
Alert, Canada
- Average snowfall in April: 17mm
The month with the highest snowfall is September (72mm).
The month with the least snowfall is July (9mm).
Average snowfall days in April
Alert, Canada
- Average snowfall days in April: 5.2 days
The month with the highest number of snowfall days is October (12.5 days).
The month with the least snowfall days is July (1.8 days).
Average daylight in April /
Average sunshine in April
Alert, Canada
- Average daylight in April: 4h and 1min
The month with the longest days is September (Average daylight: 13h and 12min).
The months with the shortest days are January, May, June, July, August, November and December (Average daylight: 0h and 0min).
- Average sunshine in April: 1h and 5min
The month with the most sunshine is September (Average sunshine: 6h and 30min).
The month with the least sunshine is August (Average sunshine: 0h and 0min).
Average sunshine days in April
Alert, Canada
- Average sunshine days in April: 25.8 days
The month with the most sunshine days is April (25.8 days).
The month with the least sunshine days is October (19.7 days).
Average UV index in April
Alert, Canada
- Average UV index in April: 2
The months with the highest UV index are April, May, June, July and December (UV index 2).
The months with the lowest UV index are January, February, March, August, September, October and November (UV index 1).
Average cloud cover in April
Alert, Canada
- Average cloud cover in April: 52
The months with the most cloud cover are January and March (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in April
Alert, Canada
- Average visibility in April: 7km
The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February and March (6km).
