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
Weather in April
Temperature
Yellowknife's April weather is characterized by a distinct upsurge in high-temperatures, soaring from March's extreme cold -11.1°C (12°F) to a subzero cold -2.5°C (27.5°F). April witnesses an average nighttime temperature of -9.8°C (14.4°F).Humidity
In Yellowknife, the average relative humidity in April is 90%.Rainfall
In Yellowknife, in April, during 4.7 rainfall days, 11mm (0.43") of precipitation is typically accumulated. In Yellowknife, during the entire year, the rain falls for 70.2 days and collects up to 207mm (8.15") of precipitation.Snowfall
January through May, September through December are months with snowfall. In Yellowknife, in April, during 12 snowfall days, 58mm (2.28") of snow is typically accumulated. In Yellowknife, during the entire year, snow falls for 112.8 days and aggregates up to 564mm (22.2") of snow.Daylight
In April, the average length of the day is 14h and 56min.On the first day of the month, sunrise is at 6:55 am and sunset at 8:26 pm. On the last day of April, in Yellowknife, Canada, sunrise is at 5:20 am and sunset at 9:48 pm MDT.
Sunshine
The average sunshine in April is 4.8h.UV index
In Yellowknife, the average daily maximum UV index in April is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 2 in April leads to these recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Boost your sun resistance with garments that are densely woven yet spacious. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
How cold is it in Yellowknife in April?
What is the average humidity in April in Yellowknife?
How many days does it rain in April in Yellowknife?
How many days does it snow in April in Yellowknife?
What is the average length of the day in April in Yellowknife?
When are sunrise and sunset in April in Yellowknife?
How many hours of sunshine does Yellowknife have in April?
How high is the UV index in April in Yellowknife?
Average temperature in April
Yellowknife, Canada
- Average high temperature in April: -2.5°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-18.8°C).
- Average low temperature in April: -9.8°C
The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is January (-25.2°C).
Average pressure in April
Yellowknife, Canada
- Average pressure in April: 1017.9mbar
The month with the highest atmospheric pressure is February (1020.3mbar).
The month with the lowest atmospheric pressure is August (1009.9mbar).
Average wind speed in April
Yellowknife, Canada
- Average wind speed in April: 13km/h
The windiest month (with the highest average wind speed) is September (14.9km/h).
The calmest month (with the lowest average wind speed) is February (12.2km/h).
Average humidity in April
Yellowknife, Canada
- Average humidity in April: 90%
The month with the highest relative humidity is January (98%).
The month with the lowest relative humidity is June (52%).
Average rainfall in April
Yellowknife, Canada
- Average rainfall in April: 11mm
The wettest month (with the highest rainfall) is August (41mm).
The driest month (with the least rainfall) is February (4mm).
Average rainfall days in April
Yellowknife, Canada
- Average rainfall days in April: 4.7 days
The month with the highest number of rainy days is August (14.5 days).
The month with the least rainy days is February (0.3 days).
Average snowfall in April
Yellowknife, Canada
- Average snowfall in April: 58mm
The month with the highest snowfall is November (114mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in April
Yellowknife, Canada
- Average snowfall days in April: 12 days
The month with the highest number of snowfall days is November (20.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Yellowknife, Canada
- Average daylight in April: 14h and 5min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 12min).
- Average sunshine in April: 4h and 5min
The month with the most sunshine is June (Average sunshine: 13h and 6min).
The months with the least sunshine are January and December (Average sunshine: 1h and 0min).
Average sunshine days in April
Yellowknife, Canada
- Average sunshine days in April: 16.2 days
The month with the most sunshine days is May (21.2 days).
The month with the least sunshine days is November (11.5 days).
Average UV index in April
Yellowknife, 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
Yellowknife, Canada
- Average cloud cover in April: 71
The months with the most cloud cover are January and December (Cloud cover 87).
The months with the least cloud cover are June and July (Cloud cover 37).
Average visibility in April
Yellowknife, Canada
- Average visibility in April: 7km
The months with the highest visibility are May, June and July (10km).
The months with the lowest visibility are January and February (5km).
Yellowknife, Canada
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