April weather forecast
Basin, MT

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Weather in April

April in Basin, Montana, is a chilly spring month, with an average temperature ranging between max 46.4°F (8°C) and min 27°F (-2.8°C).

Temperature

The shift into April is marked by a modest rise in the average high-temperature, moving from March's wintry 38.7°F (3.7°C) to a frosty 46.4°F (8°C). An average minimum temperature of 27°F (-2.8°C) is recorded in Basin during the month of April.

Humidity

The average relative humidity in April is 72%.

Rainfall

In Basin, in April, it is raining for 14.8 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, in Basin, Montana, there are 133.7 rainfall days, and 16.38" (416mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Basin. In April, it is snowing for 12.3 days. Throughout April, 7.8" (198mm) of snow is accumulated. In Basin, during the entire year, snow falls for 105.8 days and aggregates up to 55.12" (1400mm) of snow.

Daylight

In April, the average length of the day in Basin is 13h and 36min.
On the first day of the month, sunrise is at 7:06 am and sunset at 7:58 pm. On the last day of April, sunrise is at 6:15 am and sunset at 8:37 pm MDT.

Sunshine

The average sunshine in April is 9.1h.

UV index

In April, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 2 in April, converts into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What is the usual temperature for Basin in April?

The average high-temperature and low-temperature during April are 46.4°F (8°C) and 27°F (-2.8°C) respectively.

What is the average humidity in April in Basin?

The average relative humidity in April is 72%.

How much does it rain in Basin in April?

In April, the rain falls for 14.8 days. Throughout April, 2.01" (51mm) of precipitation is accumulated.

How much does it snow in Basin in April?

In Basin, in April, snow falls for 12.3 days, with typically accumulated 7.8" (198mm) of snow.

What is the average length of the day in April in Basin?

In Basin, Montana, the average day length in April is 13h and 36min.

When are sunrise and sunset in April in Basin?

On the first day of April, sunrise is at 7:06 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:37 pm MDT.

How many hours of sunshine does Basin have in April?

The average sunshine duration in April in Basin, Montana, is 9.1h.

How high is the UV index in April in Basin?

In April, the average daily maximum UV index in Basin, Montana, is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
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
Basin, MT

Average temperature in April - Basin, MT
  • Average high temperature in April: 46.4°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (27°F).

  • Average low temperature in April: 27°F

The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (12.6°F).

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Average pressure in April
Basin, MT

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

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in April
Basin, MT

Average wind speed in April - Basin, MT
  • Average wind speed in April: 6.4mph

The windiest months (with the highest average wind speed) are January and November (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in April
Basin, MT

Average humidity in April - Basin, MT
  • Average humidity in April: 72%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (46%).

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Average rainfall in April
Basin, MT

Average rainfall in April - Basin, MT
  • Average rainfall in April: 2.01"

The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is December (0.79").

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Average rainfall days in April
Basin, MT

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

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in April
Basin, MT

Average snowfall in April - Basin, MT
  • Average snowfall in April: 7.8"

The month with the highest snowfall is February (9.72").
The months with the least snowfall are July and August (0").

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Average snowfall days in April
Basin, MT

Average snowfall days in April - Basin, MT
  • Average snowfall days in April: 12.3 days

The month with the highest number of snowfall days is February (18 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
Basin, MT

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in April: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in April
Basin, MT

Average sunshine days in April - Basin, MT
  • Average sunshine days in April: 8.9 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is February (8.5 days).

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Average UV index in April
Basin, MT

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in April
Basin, MT

Average cloud cover in April - Basin, MT
  • Average cloud cover in April: 42

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in April
Basin, MT

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

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

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Basin, Montana, USA

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