April weather forecast
Lake McDonald, MT

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Weather in April

April in Lake McDonald, Montana, is a chilly spring month, with an average temperature varying between 46.6°F (8.1°C) and 28°F (-2.2°C).

Temperature

April marks a rise in the average high-temperature, moving from March's wintry 36.1°F (2.3°C) to a frosty 46.6°F (8.1°C). Lake McDonald throughout April, records an average low-temperature of 28°F (-2.2°C).

Humidity

In April, the average relative humidity is 78%.

Rainfall

In Lake McDonald, in April, during 15.8 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, in Lake McDonald, there are 126.4 rainfall days, and 11.22" (285mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. In Lake McDonald, in April, during 7.4 snowfall days, 2.09" (53mm) of snow is typically accumulated. In Lake McDonald, during the entire year, snow falls for 97 days and aggregates up to 33.86" (860mm) of snow.

Daylight

In Lake McDonald, the average length of the day in April is 13h and 44min.
On the first day of the month, sunrise is at 7:11 am and sunset at 8:07 pm. On the last day of April, sunrise is at 6:15 am and sunset at 8:49 pm MDT.

Sunshine

In Lake McDonald, the average sunshine in April is 8.6h.

UV index

The average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 2 during April translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. It's recommended to limit sun exposure when its radiation is at its peak during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Lake McDonald in April?

April temperatures vary between a high-temperature of 46.6°F (8.1°C) and a low-temperature of 28°F (-2.2°C).

What is the average humidity in April?

The average relative humidity in April is 78%.

How much does it rain in April?

In Lake McDonald, during April, the rain falls for 15.8 days and regularly aggregates up to 0.98" (25mm) of precipitation.

How much does it snow in April?

In April, it is snowing for 7.4 days. Throughout April, 2.09" (53mm) of snow is accumulated.

How many hours of daylight does Lake McDonald have in April?

In Lake McDonald, the average day length in April is 13h and 44min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 7:11 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:49 pm MDT.

How many hours of sunshine does Lake McDonald have in April?

The average sunshine duration in April is 8.6h.

What is the UV index reading in April?

In April, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Lake McDonald, MT

Average temperature in April - Lake McDonald, MT
  • Average high temperature in April: 46.6°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in April: 28°F

The month with the highest average low temperature is August (45.5°F).
The coldest month (with the lowest average low temperature) is February (13.5°F).

Average pressure in April
Lake McDonald, MT

Average pressure in April - Lake McDonald, MT
  • Average pressure in April: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in April
Lake McDonald, MT

Average wind speed in April - Lake McDonald, MT
  • Average wind speed in April: 4.6mph

The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest months (with the lowest average wind speed) are August and December (3.7mph).

Average humidity in April
Lake McDonald, MT

Average humidity in April - Lake McDonald, MT
  • Average humidity in April: 78%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (55%).

Average rainfall in April
Lake McDonald, MT

Average rainfall in April - Lake McDonald, MT
  • Average rainfall in April: 0.98"

The wettest month (with the highest rainfall) is June (1.42").
The driest month (with the least rainfall) is August (0.43").

Average rainfall days in April
Lake McDonald, MT

Average rainfall days in April - Lake McDonald, MT
  • Average rainfall days in April: 15.8 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is August (6.3 days).

Average snowfall in April
Lake McDonald, MT

Average snowfall in April - Lake McDonald, MT
  • Average snowfall in April: 2.09"

The month with the highest snowfall is January (7.72").
The months with the least snowfall are June, July and August (0").

Average snowfall days in April
Lake McDonald, MT

Average snowfall days in April - Lake McDonald, MT
  • Average snowfall days in April: 7.4 days

The month with the highest number of snowfall days is December (19.1 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in April /
Average sunshine in April
Lake McDonald, MT

Average daylight in April / Average sunshine in April - Lake McDonald, MT
  • Average daylight in April: 13h and 4min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in April: 8h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in April
Lake McDonald, MT

Average sunshine days in April - Lake McDonald, MT
  • Average sunshine days in April: 9.8 days

The month with the most sunshine days is July (21.5 days).
The month with the least sunshine days is March (7.7 days).

Average UV index in April
Lake McDonald, MT

Average UV index in April - Lake McDonald, MT
  • Average UV index in April: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in April
Lake McDonald, MT

Average cloud cover in April - Lake McDonald, MT
  • Average cloud cover in April: 44

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 15).

Average visibility in April
Lake McDonald, MT

Average visibility in April - Lake McDonald, MT
  • Average visibility in April: 5mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

Lake McDonald, Montana, USA

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