April weather forecast
Banff, Canada

April

Weather in April

April marks the arrival of spring in Banff, with the landscape transforming from white to shades of green. An increase in temperature to 1.6°C (34.9°F) along with 324mm (12.76") of melting snow indicates the warming days. This transition month from Winter to Spring presents a unique blend of weather patterns. With longer daylight hours, outdoor enthusiasts have more time to explore the natural beauty of Banff. April's weather, along with the evolving flora and fauna, offers unique scenic charm to tourists and residents alike.

Temperature

Banff's transition into April brings a slight rise in the average high-temperature, moving from a freezing cold -2.5°C (27.5°F) in March to a cold 1.6°C (34.9°F). In April, Banff encounters an average low-temperature of -7.2°C (19°F) during the night.

Humidity

The average relative humidity in April is 87%.

Rainfall

In Banff, in April, it is raining for 14.3 days, with typically 56mm (2.2") of accumulated precipitation. Throughout the year, there are 166.4 rainfall days, and 589mm (23.19") of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Banff. April is the month with the most snowfall. Snow falls for 17.3 days and accumulates 324mm (12.76") of snow.

Daylight

In Banff, the average length of the day in April is 13h and 54min.
On the first day of April, sunrise is at 7:15 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 9:03 pm MDT.

Sunshine

The average sunshine in April is 7.5h.

UV index

In April, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 2 in April suggests the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

How cold is April?
An average high-temperature, in April, in Banff, is 1.6°C (34.9°F) and the average low-temperature is -7.2°C (19°F).
What is the average humidity in April?
In Banff, the average relative humidity in April is 87%.
How many days does it rain in April?
In Banff, in April, it is raining for 14.3 days, with typically 56mm (2.2") of accumulated precipitation.
When does it snow the most in Banff?
April is the month with the most snowfall. Snow falls for 17.3 days and accumulates 324mm (12.76") of snow.
How much does it snow in April?
In Banff, in April, during 17.3 snowfall days, 324mm (12.76") of snow is typically accumulated.
How many hours of daylight does Banff have in April?
The average day length in April is 13h and 54min.
When is the sunrise / sunset in April?
On the first day of April, sunrise is at 7:15 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 9:03 pm MDT.
How long on average sun shines in April in Banff?
The average sunshine duration in April is 7.5h.
What is the UV index intensity in April?
In Banff, the average daily maximum UV index in April is 2. A UV Index value of 2, and less, symbolizes a minimal health 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 - Banff, Canada
Average temperature in April
Banff, Canada
  • Average high temperature in April: 1.6°C

The warmest month (with the highest average high temperature) is July (17°C).
The month with the lowest average high temperature is December (-8.1°C).

  • Average low temperature in April: -7.2°C

The month with the highest average low temperature is July (6°C).
The coldest month (with the lowest average low temperature) is February (-15.9°C).

Average pressure in April - Banff, Canada
Average pressure in April
Banff, Canada
  • Average pressure in April: 1014.5mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is June (1011.7mbar).

Average wind speed in April - Banff, Canada
Average wind speed in April
Banff, Canada
  • Average wind speed in April: 8.6km/h

The windiest month (with the highest average wind speed) is January (11.2km/h).
The calmest month (with the lowest average wind speed) is August (7.2km/h).

Average humidity in April - Banff, Canada
Average humidity in April
Banff, Canada
  • Average humidity in April: 87%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is August (62%).

Average rainfall in April - Banff, Canada
Average rainfall in April
Banff, Canada
  • Average rainfall in April: 56mm

The wettest month (with the highest rainfall) is June (116mm).
The driest month (with the least rainfall) is January (18mm).

Average rainfall days in April - Banff, Canada
Average rainfall days in April
Banff, Canada
  • Average rainfall days in April: 14.3 days

The month with the highest number of rainy days is June (22.5 days).
The month with the least rainy days is January (9.9 days).

Average snowfall in April - Banff, Canada
Average snowfall in April
Banff, Canada
  • Average snowfall in April: 324mm

The month with the highest snowfall is April (324mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in April - Banff, Canada
Average snowfall days in April
Banff, Canada
  • Average snowfall days in April: 17.3 days

The month with the highest number of snowfall days is March (21.2 days).
The month with the least snowfall days is July (0 days).

Average daylight in April / Average sunshine in April - Banff, Canada
Average daylight in April /
Average sunshine in April
Banff, Canada
  • Average daylight in April: 13h and 5min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in April: 7h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The months with the least sunshine are January and December (Average sunshine: 4h and 48min).

Average sunshine days in April - Banff, Canada
Average sunshine days in April
Banff, Canada
  • Average sunshine days in April: 5.8 days

The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is June (4.3 days).

Average UV index in April - Banff, Canada
Average UV index in April
Banff, Canada
  • Average UV index in April: 2

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March, October and November (UV index 1).

Average cloud cover in April - Banff, Canada
Average cloud cover in April
Banff, Canada
  • Average cloud cover in April: 56

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in April - Banff, Canada
Average visibility in April
Banff, Canada
  • Average visibility in April: 7km

The months with the highest visibility are June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, April and December (7km).

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