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
The start of April signals an increase in the average high-temperature, moving from a freezing cold -3.7°C (25.3°F) in March to an icy 3.4°C (38.1°F). Smooth Rock Falls, during the nights of April, experiences an average temperature drop to a freezing cold -4.9°C (23.2°F).Humidity
In Smooth Rock Falls, the average relative humidity in April is 89%.Rainfall
In Smooth Rock Falls, during April, the rain falls for 8.3 days and regularly aggregates up to 44mm (1.73") of precipitation. In Smooth Rock Falls, during the entire year, the rain falls for 111.6 days and collects up to 514mm (20.24") of precipitation.Snowfall
Months with snowfall are January through June, September through December. April is the month with the most snowfall in Smooth Rock Falls. Snow falls for 16 days and accumulates 247mm (9.72") of snow.Daylight
In Smooth Rock Falls, the average length of the day in April is 13h and 46min.On the first day of April in Smooth Rock Falls, Canada, sunrise is at 7:01 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:42 pm EDT.
Sunshine
In April, the average sunshine in Smooth Rock Falls is 4.3h.UV index
In April, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In April, a regular UV index of 2 translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Smooth Rock Falls in April?
What is the average humidity in April in Smooth Rock Falls?
How many days does it rain in April in Smooth Rock Falls?
What is the snowiest month in Smooth Rock Falls?
How much does it snow in Smooth Rock Falls in April?
How many hours of daylight does Smooth Rock Falls have in April?
When is the sunrise / sunset in April in Smooth Rock Falls?
How many hours of sunshine does Smooth Rock Falls have in April?
How high is the UV index in April in Smooth Rock Falls?
Average temperature in April
Smooth Rock Falls, Canada
- Average high temperature in April: 3.4°C
The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (-11.8°C).
- Average low temperature in April: -4.9°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-20.8°C).
Average pressure in April
Smooth Rock Falls, Canada
- Average pressure in April: 1016mbar
The month with the highest atmospheric pressure is March (1019.4mbar).
The month with the lowest atmospheric pressure is July (1011.2mbar).
Average wind speed in April
Smooth Rock Falls, Canada
- Average wind speed in April: 10.9km/h
The windiest month (with the highest average wind speed) is November (11.4km/h).
The calmest month (with the lowest average wind speed) is June (9.9km/h).
Average humidity in April
Smooth Rock Falls, Canada
- Average humidity in April: 89%
The months with the highest relative humidity are January, February and March (95%).
The months with the lowest relative humidity are June and July (68%).
Average rainfall in April
Smooth Rock Falls, Canada
- Average rainfall in April: 44mm
The wettest month (with the highest rainfall) is October (71mm).
The driest month (with the least rainfall) is January (19mm).
Average rainfall days in April
Smooth Rock Falls, Canada
- Average rainfall days in April: 8.3 days
The month with the highest number of rainy days is August (16.8 days).
The month with the least rainy days is February (0.7 days).
Average snowfall in April
Smooth Rock Falls, Canada
- Average snowfall in April: 247mm
The month with the highest snowfall is April (247mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in April
Smooth Rock Falls, Canada
- Average snowfall days in April: 16 days
The month with the highest number of snowfall days is December (18.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Smooth Rock Falls, Canada
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in April: 4h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 0min).
The month with the least sunshine is February (Average sunshine: 1h and 6min).
Average sunshine days in April
Smooth Rock Falls, Canada
- Average sunshine days in April: 9.6 days
The month with the most sunshine days is January (15.8 days).
The month with the least sunshine days is April (9.6 days).
Average UV index in April
Smooth Rock Falls, Canada
- Average UV index in April: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in April
Smooth Rock Falls, Canada
- Average cloud cover in April: 71
The months with the most cloud cover are January and February (Cloud cover 88).
The month with the least cloud cover is July (Cloud cover 43).
Average visibility in April
Smooth Rock Falls, Canada
- Average visibility in April: 6km
The months with the highest visibility are May, June and July (9km).
The month with the lowest visibility is January (4km).
