April weather forecast
Saint Ignatius, MT

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Weather in April

April in Saint Ignatius, Montana, is a frosty spring month, with an average temperature varying between 48.7°F (9.3°C) and 29.8°F (-1.2°C).

Temperature

Saint Ignatius sees a rise in temperature during April, with average high-temperatures transitioning from an icy 39.2°F (4°C) in March to a frosty 48.7°F (9.3°C). Saint Ignatius experiences a steady low-temperature of 29.8°F (-1.2°C) throughout April.

Humidity

In Saint Ignatius, the average relative humidity in April is 75%.

Rainfall

In Saint Ignatius, in April, it is raining for 13.8 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, there are 129.9 rainfall days, and 13.5" (343mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Saint Ignatius, during April, snow falls for 4.3 days and regularly aggregates up to 2.32" (59mm) of snow. Throughout the year, there are 67.1 snowfall days, and 28.27" (718mm) of snow is accumulated.

Daylight

In Saint Ignatius, the average length of the day in April is 13h and 40min.
On the first day of April in Saint Ignatius, sunrise is at 7:13 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:47 pm MDT.

Sunshine

In April, the average sunshine in Saint Ignatius is 9h.

UV index

In April, the average daily maximum UV index in Saint Ignatius is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: During April, 2 as the daily maximum UV index converts into the following advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Frequently asked questions

What are the temperatures in Saint Ignatius in April?

In April, the average high-temperature and low-temperature in Saint Ignatius, Montana, are 48.7°F (9.3°C) and 29.8°F (-1.2°C) respectively.

What is the average humidity in April in Saint Ignatius?

The average relative humidity in April is 75%.

How much does it rain in Saint Ignatius in April?

In Saint Ignatius, Montana, in April, it is raining for 13.8 days, with typically 1.34" (34mm) of accumulated precipitation.

How many days does it snow in April in Saint Ignatius?

In Saint Ignatius, Montana, in April, during 4.3 snowfall days, 2.32" (59mm) of snow is typically accumulated.

What is the average length of the day in April in Saint Ignatius?

In April, the average day length in Saint Ignatius is 13h and 40min.

What time are sunrise and sunset in April in Saint Ignatius?

On the first day of April, sunrise is at 7:13 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:47 pm MDT.

How many hours of sunshine does Saint Ignatius have in April?

The average sunshine duration in April in Saint Ignatius is 9h.

How high is the UV index in April in Saint Ignatius?

In Saint Ignatius, the average daily maximum UV index in April 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
Saint Ignatius, MT

Average temperature in April - Saint Ignatius, MT
  • Average high temperature in April: 48.7°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 (28.4°F).

  • Average low temperature in April: 29.8°F

The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (16.7°F).

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Average pressure in April
Saint Ignatius, MT

Average pressure in April - Saint Ignatius, MT
  • Average pressure in April: 30"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in April
Saint Ignatius, MT

Average wind speed in April - Saint Ignatius, MT
  • Average wind speed in April: 4.8mph

The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest months (with the lowest average wind speed) are January, August and December (3.9mph).

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Average humidity in April
Saint Ignatius, MT

Average humidity in April - Saint Ignatius, MT
  • Average humidity in April: 75%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (49%).

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Average rainfall in April
Saint Ignatius, MT

Average rainfall in April - Saint Ignatius, MT
  • Average rainfall in April: 1.34"

The wettest month (with the highest rainfall) is June (2.2").
The driest months (with the least rainfall) are July and August (0.63").

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Average rainfall days in April
Saint Ignatius, MT

Average rainfall days in April - Saint Ignatius, MT
  • Average rainfall days in April: 13.8 days

The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is August (7.4 days).

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Average snowfall in April
Saint Ignatius, MT

Average snowfall in April - Saint Ignatius, MT
  • Average snowfall in April: 2.32"

The month with the highest snowfall is February (6.5").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Saint Ignatius, MT

Average snowfall days in April - Saint Ignatius, MT
  • Average snowfall days in April: 4.3 days

The month with the highest number of snowfall days is December (14.5 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in April /
Average sunshine in April
Saint Ignatius, MT

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

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in April: 9h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in April
Saint Ignatius, MT

Average sunshine days in April - Saint Ignatius, MT
  • Average sunshine days in April: 13 days

The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is February (11 days).

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Average UV index in April
Saint Ignatius, MT

Average UV index in April - Saint Ignatius, 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 February and December (UV index 1).

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Average cloud cover in April
Saint Ignatius, MT

Average cloud cover in April - Saint Ignatius, MT
  • Average cloud cover in April: 42

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in April
Saint Ignatius, MT

Average visibility in April - Saint Ignatius, MT
  • Average visibility in April: 6mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Saint Ignatius, Montana, USA

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