April weather forecast
Onion Lake, Canada

April

Weather in April

April is a frosty spring month in Onion Lake, Canada, with an average temperature fluctuating between -1.4°C (29.5°F) and 6.5°C (43.7°F).

Temperature

April indicates a noticeable escalation in the average high-temperature, moving up from a freezing cold -2.8°C (27°F) in March to a chilly 6.5°C (43.7°F). Onion Lake, in April, observes a steady average low-temperature of -1.4°C (29.5°F).

Humidity

The average relative humidity in April is 77%.

Rainfall

In Onion Lake, in April, during 9.3 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, there are 98 rainfall days, and 307mm (12.09") of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. The month with the most snowfall is April, when snow falls for 9.9 days and typically aggregates up to 100mm (3.94") of snow.

Daylight

The average length of the day in April is 14h and 5min.
On the first day of the month, sunrise is at 6:50 am and sunset at 7:56 pm. On the last day of April, sunrise is at 5:44 am and sunset at 8:49 pm CST.

Sunshine

In April, the average sunshine is 6.6h.

UV index

In Onion Lake, the average daily maximum UV index in April 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 average person.
Note: In April, the UV index of 3 transforms into the following advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a wide-brim hat for potent defense against up to 50% of UV rays. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

How cold does it get in April?
The average high-temperature, in April, in Onion Lake, is 6.5°C (43.7°F), while the average low-temperature is -1.4°C (29.5°F).
What is the average humidity in April?
In April, the average relative humidity is 77%.
How many days does it rain in April?
In Onion Lake, in April, it is raining for 9.3 days, with typically 25mm (0.98") of accumulated precipitation.
When does it snow the most?
The month with the most snowfall is April, when snow falls for 9.9 days and typically aggregates up to 100mm (3.94") of snow.
How many days does it snow in April?
In Onion Lake, in April, snow falls for 9.9 days, with typically accumulated 100mm (3.94") of snow.
What is the average length of the day in April in Onion Lake?
In Onion Lake, the average day length in April is 14h and 5min.
When is the sunrise / sunset in April in Onion Lake?
In April, on the first day of the month, sunrise is at 6:50 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:49 pm CST.
How long on average sun shines in April?
The average sunshine duration in April is 6.6h.
What is the UV index reading in April in Onion Lake?
In Onion Lake, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
Onion Lake, Canada
  • Average high temperature in April: 6.5°C

The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is February (-9.3°C).

  • Average low temperature in April: -1.4°C

The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is February (-16.8°C).

Average pressure in April
Onion Lake, Canada
  • Average pressure in April: 1014.7mbar

The month with the highest atmospheric pressure is February (1021.3mbar).
The month with the lowest atmospheric pressure is June (1009.9mbar).

Average wind speed in April
Onion Lake, Canada
  • Average wind speed in April: 14.9km/h

The windiest months (with the highest average wind speed) are January and April (14.9km/h).
The calmest month (with the lowest average wind speed) is August (12.1km/h).

Average humidity in April
Onion Lake, Canada
  • Average humidity in April: 77%

The months with the highest relative humidity are January, February and March (92%).
The month with the lowest relative humidity is May (59%).

Average rainfall in April
Onion Lake, Canada
  • Average rainfall in April: 25mm

The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is December (9mm).

Average rainfall days in April
Onion Lake, Canada
  • Average rainfall days in April: 9.3 days

The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (2 days).

Average snowfall in April
Onion Lake, Canada
  • Average snowfall in April: 100mm

The month with the highest snowfall is April (100mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in April
Onion Lake, Canada
  • Average snowfall days in April: 9.9 days

The month with the highest number of snowfall days is March (14.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in April /
Average sunshine in April
Onion Lake, Canada
  • Average daylight in April: 14h and 1min

The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).

  • Average sunshine in April: 6h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).

Average sunshine days in April
Onion Lake, Canada
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is September (20.3 days).
The month with the least sunshine days is June (10.2 days).

Average UV index in April
Onion 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 and October (UV index 1).

Average cloud cover in April
Onion Lake, Canada
  • Average cloud cover in April: 57

The months with the most cloud cover are February and March (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in April
Onion Lake, Canada
  • Average visibility in April: 8km

The months with the highest visibility are May, August and September (10km).
The month with the lowest visibility is February (7km).

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