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
Rock Harbour's average high-temperature in April is a still icy 3°C (37.4°F), marking an insignificant difference from the 0.5°C (32.9°F) of March. Rock Harbour in April experiences a minor decline in temperature, with an average low of 0.5°C (32.9°F) at night.Humidity
In Rock Harbour, the average relative humidity in April is 85%.Rainfall
In Rock Harbour, in April, during 12.3 rainfall days, 56mm (2.2") of precipitation is typically accumulated. In Rock Harbour, during the entire year, the rain falls for 140.2 days and collects up to 719mm (28.31") of precipitation.Snowfall
January through May, November and December are months with snowfall in Rock Harbour. In Rock Harbour, during April, snow falls for 1.9 days and regularly aggregates up to 24mm (0.94") of snow. In Rock Harbour, during the entire year, snow falls for 31.9 days and aggregates up to 229mm (9.02") of snow.Daylight
In April, the average length of the day is 13h and 38min.On the first day of April in Rock Harbour, sunrise is at 6:47 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:20 pm NDT.
Sunshine
The average sunshine in April is 5.6h.UV index
In April, the average daily maximum UV index in Rock Harbour is 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 during April translates into the following guidance:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
How cold is it in Rock Harbour in April?
What is the average humidity in April in Rock Harbour?
How many days does it rain in April in Rock Harbour?
How much does it snow in Rock Harbour in April?
How many hours of daylight does Rock Harbour have in April?
When is the sunrise / sunset in April in Rock Harbour?
How many hours of sunshine does Rock Harbour have in April?
How high is the UV index in April in Rock Harbour?
Average temperature in April
Rock Harbour, Canada
- Average high temperature in April: 3°C
The warmest month (with the highest average high temperature) is August (17.9°C).
The month with the lowest average high temperature is February (-0.2°C).
- Average low temperature in April: 0.5°C
The month with the highest average low temperature is August (16.2°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).
Average pressure in April
Rock Harbour, Canada
- Average pressure in April: 1013.8mbar
The month with the highest atmospheric pressure is September (1015.9mbar).
The month with the lowest atmospheric pressure is February (1009.2mbar).
Average wind speed in April
Rock Harbour, Canada
- Average wind speed in April: 29.9km/h
The windiest month (with the highest average wind speed) is January (37.2km/h).
The calmest month (with the lowest average wind speed) is July (22.3km/h).
Average humidity in April
Rock Harbour, Canada
- Average humidity in April: 85%
The month with the highest relative humidity is July (89%).
The months with the lowest relative humidity are January, November and December (79%).
Average rainfall in April
Rock Harbour, Canada
- Average rainfall in April: 56mm
The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is May (50mm).
Average rainfall days in April
Rock Harbour, Canada
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in April
Rock Harbour, Canada
- Average snowfall in April: 24mm
The month with the highest snowfall is March (50mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in April
Rock Harbour, Canada
- Average snowfall days in April: 1.9 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Rock Harbour, Canada
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in April: 5h and 4min
The month with the most sunshine is August (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in April
Rock Harbour, Canada
- Average sunshine days in April: 13.5 days
The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is December (9.2 days).
Average UV index in April
Rock Harbour, Canada
- Average UV index in April: 2
The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).
Average cloud cover in April
Rock Harbour, Canada
- Average cloud cover in April: 60
The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are August and September (Cloud cover 45).
Average visibility in April
Rock Harbour, Canada
- Average visibility in April: 9km
The months with the highest visibility are August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (9km).
Rock Harbour, Canada
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