April weather forecast and climate
Sixmile Crossing, MT

April in Sixmile Crossing, Montana, is a moderate spring month, with average temperature varying between 55.4°F (13°C) and 37.9°F (3.3°C).

Temperature

In April, the average high-temperature rises, from a frosty 44.2°F (6.8°C) in March, to a mild 55.4°F (13°C). In Sixmile Crossing, Montana, in April, the average low-temperature is 37.9°F (3.3°C).

Humidity

In Sixmile Crossing, Montana, the average relative humidity in April is 58%.

Rainfall

In Sixmile Crossing, Montana, it is raining for 10.3 days, with typically 0.91" (23mm) of accumulated precipitation. Throughout the year, there are 83.1 rainfall days, and 6.81" (173mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Sixmile Crossing, snow falls for 2.9 days, with typically accumulated 0.83" (21mm) of snow. In Sixmile Crossing, during the entire year, snow falls for 43.4 days, and aggregates up to 9.13" (232mm) of snow.

Daylight

The average length of the day in Sixmile Crossing is 13.6h.

Sunshine

In April, the average sunshine is 9.1h.

UV index

In Sixmile Crossing, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to the UV radiation for the ordinary person.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Sixmile Crossing?

In April, in Sixmile Crossing, Montana, the average high-temperature is 55.4°F (13°C), and the average low-temperature is 37.9°F (3.3°C).

What is the average humidity in April in Sixmile Crossing?

The average relative humidity in April in Sixmile Crossing is 58%.

How many days does it rain in April in Sixmile Crossing?

In Sixmile Crossing, Montana, in April, during 10.3 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

How much does it snow in Sixmile Crossing in April?

In April, it is snowing for 2.9 days. Throughout April, 0.83" (21mm) of snow is accumulated.

What is the average length of the day in April in Sixmile Crossing?

The average length of the day in April in Sixmile Crossing is 13.6h.

How long on average sun shines in April in Sixmile Crossing?

In Sixmile Crossing, Montana, the average sunshine in April is 9.1h.

What is the UV index intensity in April in Sixmile Crossing?

In Sixmile Crossing, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to the UV radiation.
Average temperature in April - Sixmile Crossing, MT
  • Average high temperature in April: 55.4°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in April: 37.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure in April - Sixmile Crossing, MT
  • Average pressure in April: 29.93"

Months with the highest atmospheric pressure are January and February (30.14").
The month with the lowest atmospheric pressure is June (29.83").

Average wind speed in April - Sixmile Crossing, MT
  • Average wind speed in April: 11.2mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest months (with the lowest average wind speed) are February and August (9.3mph).

Average humidity in April - Sixmile Crossing, MT
  • Average humidity in April: 58%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (39%).

Average rainfall in April - Sixmile Crossing, MT
  • Average rainfall in April: 0.91"

The wettest month (with the highest rainfall) is May (1.1").
The driest months (with the least rainfall) are November and December (0.28").

Average rainfall days in April - Sixmile Crossing, MT
  • Average rainfall days in April: 10.3 days

The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is December (2.6 days).

Average snowfall in April - Sixmile Crossing, MT
  • Average snowfall in April: 0.83"

The month with the highest snowfall is February (2.2").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in April - Sixmile Crossing, MT
  • Average snowfall days in April: 2.9 days

The month with the highest number of snowfall days is January (10.1 days).
Months with the least snowfall days are June, July and August (0 days).

Average daylight in April / Average sunshine in April - Sixmile Crossing, 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: 8.8h).

  • Average sunshine in April: 9.1h

The month with the most sunshine is July (Average sunshine: 11.8h).
Months with the least sunshine are January, February and December (Average sunshine: 5.1).

Average sunshine days in April - Sixmile Crossing, MT
  • Average sunshine days in April: 16.5 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is April (16.5 days).

Average UV index in April - Sixmile Crossing, MT
  • Average UV index in April: 3

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

Average cloud cover in April - Sixmile Crossing, MT
  • Average cloud cover in April: 40

Months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 15).

Average visibility in April - Sixmile Crossing, 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).