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 changeover to April signals a significant increase in the average high-temperature, rising from a subzero cold -2.7°C (27.1°F) in March to a wintry 5.3°C (41.5°F). Throughout April, an average low-temperature of -3.7°C (25.3°F) is expected in Casummit Lake.Humidity
The average relative humidity in April is 79%.Rainfall
In April, the rain falls for 10 days. Throughout April, 36mm (1.42") of precipitation is accumulated. In Casummit Lake, during the entire year, the rain falls for 109.3 days and collects up to 495mm (19.49") of precipitation.Snowfall
January through May, September through December are months with snowfall. In Casummit Lake, during April, snow falls for 12.7 days and regularly aggregates up to 160mm (6.3") of snow. Throughout the year, there are 140.1 snowfall days, and 1265mm (49.8") of snow is accumulated.Daylight
In April, the average length of the day is 13h and 55min.On the first day of April, sunrise is at 6:42 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:31 pm CDT.
Sunshine
In April, the average sunshine in Casummit Lake is 6h.UV index
In Casummit Lake, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 3 in April leads to these recommendations:
Exercise prevention - Warding off sunburn is urged. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in April?
What is the average humidity in April in Casummit Lake?
How much does it rain in April?
How many days does it snow in April?
How many hours of daylight does Casummit Lake have in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Casummit Lake, Canada
- Average high temperature in April: 5.3°C
The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (-12.9°C).
- Average low temperature in April: -3.7°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-20.9°C).
Average pressure in April
Casummit Lake, Canada
- Average pressure in April: 1016.5mbar
The month with the highest atmospheric pressure is February (1020.2mbar).
The month with the lowest atmospheric pressure is June (1010.9mbar).
Average wind speed in April
Casummit Lake, Canada
- Average wind speed in April: 11.4km/h
The windiest months (with the highest average wind speed) are September and October (11.9km/h).
The calmest month (with the lowest average wind speed) is December (10.6km/h).
Average humidity in April
Casummit Lake, Canada
- Average humidity in April: 79%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is May (63%).
Average rainfall in April
Casummit Lake, Canada
- Average rainfall in April: 36mm
The wettest month (with the highest rainfall) is June (68mm).
The driest months (with the least rainfall) are February and December (21mm).
Average rainfall days in April
Casummit Lake, Canada
- Average rainfall days in April: 10 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (1.5 days).
Average snowfall in April
Casummit Lake, Canada
- Average snowfall in April: 160mm
The month with the highest snowfall is March (235mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in April
Casummit Lake, Canada
- Average snowfall days in April: 12.7 days
The month with the highest number of snowfall days is January (24.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Casummit Lake, Canada
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in April: 6h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 1h and 12min).
Average sunshine days in April
Casummit Lake, Canada
- Average sunshine days in April: 10.2 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is March (5.6 days).
Average UV index in April
Casummit Lake, Canada
- Average UV index in April: 3
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
Casummit Lake, Canada
- Average cloud cover in April: 60
The month with the most cloud cover is January (Cloud cover 89).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in April
Casummit Lake, Canada
- Average visibility in April: 7km
The months with the highest visibility are May, June, July, August and September (9km).
The months with the lowest visibility are January and February (5km).
