April weather forecast
Polaris, MT

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Weather in April

April is a chilly spring month in Polaris, Montana, with an average temperature ranging between max 44.6°F (7°C) and min 27.7°F (-2.4°C).

Temperature

The shift from March to April brings an increase in the average high-temperature, moving from an icy 35.6°F (2°C) to a chilly 44.6°F (7°C). The average nighttime temperature in Polaris lowers to a freezing cold 27.7°F (-2.4°C) throughout April.

Humidity

In April, the average relative humidity in Polaris is 69%.

Rainfall

In April, in Polaris, the rain falls for 14.8 days. Throughout April, 1.18" (30mm) of precipitation is accumulated. In Polaris, Montana, during the entire year, the rain falls for 126.7 days and collects up to 10.35" (263mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. In Polaris, during April, snow falls for 9 days and regularly aggregates up to 3.66" (93mm) of snow. Throughout the year, there are 81.2 snowfall days, and 29.76" (756mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 33min.
On the first day of April, sunrise is at 7:11 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:38 pm MDT.

Sunshine

In Polaris, Montana, the average sunshine in April is 10h.

UV index

In Polaris, the average daily maximum UV index in April is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In April, a regular UV index of 2 translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

How cold is April in Polaris?

The high-temperature in Polaris, Montana, during April is 44.6°F (7°C) and the low-temperature is 27.7°F (-2.4°C).

What is the average humidity in April in Polaris?

In Polaris, Montana, the average relative humidity in April is 69%.

How much does it rain in Polaris in April?

In Polaris, Montana, in April, it is raining for 14.8 days, with typically 1.18" (30mm) of accumulated precipitation.

How much does it snow in Polaris in April?

In Polaris, in April, during 9 snowfall days, 3.66" (93mm) of snow is typically accumulated.

How many hours of daylight does Polaris have in April?

In April, the average day length in Polaris is 13h and 33min.

When are sunrise and sunset in April in Polaris?

In April, on the first day of the month, sunrise is at 7:11 am and sunset at 8:01 pm. On the last day of the month, in Polaris, sunrise is at 6:20 am and sunset at 8:38 pm MDT.

How long on average sun shines in April in Polaris?

In Polaris, the average sunshine duration in April is 10h.

What is the UV index intensity in April in Polaris?

The average daily maximum UV index in April in Polaris is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Polaris, MT

Average temperature in April - Polaris, MT
  • Average high temperature in April: 44.6°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (25.2°F).

  • Average low temperature in April: 27.7°F

The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (10.6°F).

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Average pressure in April
Polaris, MT

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

The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in April
Polaris, MT

Average wind speed in April - Polaris, MT
  • Average wind speed in April: 6.5mph

The windiest month (with the highest average wind speed) is November (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in April
Polaris, MT

Average humidity in April - Polaris, MT
  • Average humidity in April: 69%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (45%).

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Average rainfall in April
Polaris, MT

Average rainfall in April - Polaris, MT
  • Average rainfall in April: 1.18"

The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in April
Polaris, MT

Average rainfall days in April - Polaris, MT
  • Average rainfall days in April: 14.8 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (7.7 days).

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Average snowfall in April
Polaris, MT

Average snowfall in April - Polaris, MT
  • Average snowfall in April: 3.66"

The month with the highest snowfall is February (5.51").
The months with the least snowfall are July and August (0").

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Average snowfall days in April
Polaris, MT

Average snowfall days in April - Polaris, MT
  • Average snowfall days in April: 9 days

The month with the highest number of snowfall days is February (14.1 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in April /
Average sunshine in April
Polaris, MT

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in April: 10h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).

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Average sunshine days in April
Polaris, MT

Average sunshine days in April - Polaris, MT
  • Average sunshine days in April: 10.1 days

The month with the most sunshine days is July (18.2 days).
The month with the least sunshine days is April (10.1 days).

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Average UV index in April
Polaris, MT

Average UV index in April - Polaris, MT
  • Average UV index in April: 2

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in April
Polaris, MT

Average cloud cover in April - Polaris, MT
  • Average cloud cover in April: 34

The month with the most cloud cover is February (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 13).

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Average visibility in April
Polaris, MT

Average visibility in April - Polaris, MT
  • Average visibility in April: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

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Polaris, Montana, USA

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