April weather forecast
Isachsen, Canada

April

Weather in April

April is a polar cold spring month in Isachsen, Canada, with temperature in the range of an average low of -23.8°C (-10.8°F) and an average high of -18.1°C (-0.6°F).

Temperature

As Isachsen steps into April, the average high-temperature increases significantly from the a life-threatening cold -26.5°C (-15.7°F) of March to an arctic cold -18.1°C (-0.6°F). Throughout April, Isachsen experiences a low-temperature average of -23.8°C (-10.8°F).

Humidity

In April, the average relative humidity in Isachsen is 95%.

Rainfall

In Isachsen, Canada, during April, the rain falls for 1.8 days and regularly aggregates up to 5mm (0.2") of precipitation. In Isachsen, during the entire year, the rain falls for 27.5 days and collects up to 124mm (4.88") of precipitation.

Snowfall

January through December are months with snowfall. In Isachsen, in April, during 11 snowfall days, 30mm (1.18") of snow is typically accumulated. Throughout the year, there are 139.9 snowfall days, and 612mm (24.09") of snow is accumulated.

Daylight

In Isachsen, the average length of the day in April is 10h and 2min.

Sunshine

In Isachsen, the average sunshine in April is 1.5h.

UV index

The months with the highest UV index in Isachsen are April, June and July, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in April transforms into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

How cold is it in Isachsen in April?
In April, the average high-temperature and low-temperature are -18.1°C (-0.6°F) and -23.8°C (-10.8°F) respectively.
What is the average humidity in April in Isachsen?
The average relative humidity in April in Isachsen is 95%.
How much does it rain in Isachsen in April?
In Isachsen, Canada, during April, the rain falls for 1.8 days and regularly aggregates up to 5mm (0.2") of precipitation.
How much does it snow in Isachsen in April?
In Isachsen, in April, snow falls for 11 days, with typically accumulated 30mm (1.18") of snow.
What is the average length of the day in April in Isachsen?
In April, the average day length in Isachsen is 10h and 2min.
How many hours of sunshine does Isachsen have in April?
In April, the average sunshine duration in Isachsen is 1.5h.
What is the month with the highest UV index in Isachsen?
The months with the highest UV index in Isachsen are April, June and July, with an average maximum UV index of 2.
How high is the UV index in April in Isachsen?
The average daily maximum UV index in April is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.
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
Isachsen, Canada
  • Average high temperature in April: -18.1°C

The warmest month (with the highest average high temperature) is July (4.8°C).
The month with the lowest average high temperature is February (-28.8°C).

  • Average low temperature in April: -23.8°C

The month with the highest average low temperature is July (2.1°C).
The coldest month (with the lowest average low temperature) is February (-33°C).

Average pressure in April
Isachsen, Canada
  • Average pressure in April: 1018.5mbar

The month with the highest atmospheric pressure is May (1019.8mbar).
The month with the lowest atmospheric pressure is September (1010.1mbar).

Average wind speed in April
Isachsen, Canada
  • Average wind speed in April: 15.7km/h

The windiest month (with the highest average wind speed) is January (17.6km/h).
The calmest month (with the lowest average wind speed) is November (15.4km/h).

Average humidity in April
Isachsen, Canada
  • Average humidity in April: 95%

The months with the highest relative humidity are January and February (98%).
The month with the lowest relative humidity is July (80%).

Average rainfall in April
Isachsen, Canada
  • Average rainfall in April: 5mm

The wettest month (with the highest rainfall) is August (28mm).
The driest months (with the least rainfall) are January and February (3mm).

Average rainfall days in April
Isachsen, Canada
  • Average rainfall days in April: 1.8 days

The month with the highest number of rainy days is August (8.9 days).
The month with the least rainy days is November (0 days).

Average snowfall in April
Isachsen, Canada
  • Average snowfall in April: 30mm

The month with the highest snowfall is September (112mm).
The month with the least snowfall is January (21mm).

Average snowfall days in April
Isachsen, Canada
  • Average snowfall days in April: 11 days

The month with the highest number of snowfall days is September (18.8 days).
The month with the least snowfall days is July (5.7 days).

Average daylight in April /
Average sunshine in April
Isachsen, Canada
  • Average daylight in April: 10h and 0min

The month with the longest days is September (Average daylight: 14h and 30min).
The months with the shortest days are January, May, June, July, November and December (Average daylight: 0h and 0min).

  • Average sunshine in April: 1h and 3min

The month with the most sunshine is September (Average sunshine: 2h and 36min).
The months with the least sunshine are January and November (Average sunshine: 0h and 6min).

Average sunshine days in April
Isachsen, Canada
  • Average sunshine days in April: 19.5 days

The month with the most sunshine days is March (22.7 days).
The month with the least sunshine days is September (9.8 days).

Average UV index in April
Isachsen, Canada
  • Average UV index in April: 2

The months with the highest UV index are April, June and July (UV index 2).
The months with the lowest UV index are January, February, March, May, August, September, October, November and December (UV index 1).

Average cloud cover in April
Isachsen, Canada
  • Average cloud cover in April: 81

The month with the most cloud cover is February (Cloud cover 93).
The month with the least cloud cover is July (Cloud cover 61).

Average visibility in April
Isachsen, Canada
  • Average visibility in April: 7km

The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are February, March, October and December (6km).

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