April weather forecast and climate
Colstrip, MT

Weather in April

April is a fresh spring month in Colstrip, Montana, with temperature in the range of an average low of 35.4°F (1.9°C) and an average high of 53.8°F (12.1°C).

Temperature

In April, the average high-temperature slightly increases, from a chilly 45°F (7.2°C) in March, to a fresh 53.8°F (12.1°C). In Colstrip, Montana,, the average low-temperature is 35.4°F (1.9°C).

Humidity

The average relative humidity in April is 63%.

Rainfall

In Colstrip, Montana,, during 13.1 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Colstrip, during the entire year, the rain falls for 113.9 days and collects up to 14.84" (377mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Colstrip. In April, in Colstrip, it is snowing for 5.3 days. Throughout April, 3.82" (97mm) of snow is accumulated. Throughout the year, in Colstrip, Montana, there are 55.2 snowfall days, and 23.5" (597mm) of snow is accumulated.

Daylight

In Colstrip, the average length of the day is 13.6h.

Sunshine

In Colstrip, Montana, the average sunshine is 9h.

UV index

January through April, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 2 interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in April in Colstrip?

The average relative humidity in April is 63%.

How much does it rain in Colstrip in April?

In Colstrip, in April, it is raining for 13.1 days, with typically 1.69" (43mm) of accumulated precipitation.

How much does it snow in Colstrip in April?

In Colstrip, in April, during 5.3 snowfall days, 3.82" (97mm) of snow is typically accumulated.

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

In Colstrip, the average length of the day in April is 13.6h.

How long on average sun shines in April in Colstrip?

The average sunshine in April is 9h.

What is the month with the lowest UV index in Colstrip?

January through April, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Colstrip, Montana.

What is the UV index intensity in April in Colstrip?

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

Average temperature in April
Colstrip, MT

Average temperature in April - Colstrip, MT
  • Average high temperature in April: 53.8°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (30.4°F).

  • Average low temperature in April: 35.4°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (16°F).

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Average pressure in April
Colstrip, MT

Average pressure in April - Colstrip, MT
  • Average pressure in April: 29.92"

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is June (29.84").

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Average wind speed in April
Colstrip, MT

Average wind speed in April - Colstrip, MT
  • Average wind speed in April: 10mph

The windiest month (with the highest average wind speed) is April (10mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

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Average humidity in April
Colstrip, MT

Average humidity in April - Colstrip, MT
  • Average humidity in April: 63%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in April
Colstrip, MT

Average rainfall in April - Colstrip, MT
  • Average rainfall in April: 1.69"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is December (0.47").

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Average rainfall days in April
Colstrip, MT

Average rainfall days in April - Colstrip, MT
  • Average rainfall days in April: 13.1 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in April
Colstrip, MT

Average snowfall in April - Colstrip, MT
  • Average snowfall in April: 3.82"

The month with the highest snowfall is February (4.33").
Months with the least snowfall are July and August (0").

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Average snowfall days in April
Colstrip, MT

Average snowfall days in April - Colstrip, MT
  • Average snowfall days in April: 5.3 days

The month with the highest number of snowfall days is February (10.4 days).
Months with the least snowfall days are July and August (0 days).

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

Average daylight in April / Average sunshine in April - Colstrip, MT
  • Average daylight in April: 13.6h

The month with the longest days is June (Average daylight: 15.7h).
The month with the shortest days is December (Average daylight: 8.7h).

  • Average sunshine in April: 9h

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 5h).

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Average sunshine days in April
Colstrip, MT

Average sunshine days in April - Colstrip, MT
  • Average sunshine days in April: 13.1 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in April
Colstrip, MT

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

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, March, April, November and December (UV index 2).

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Average cloud cover in April
Colstrip, MT

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

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in April
Colstrip, MT

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

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

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