April weather forecast and climate
Culbertson, MT

April in Culbertson, Montana, is a fresh spring month, with average temperature varying between 52.5°F (11.4°C) and 36.1°F (2.3°C).

Temperature

In April, the average high-temperature rises, from a wintry 39.7°F (4.3°C) in March, to a cool 52.5°F (11.4°C). In Culbertson, the average low-temperature is 36.1°F (2.3°C).

Humidity

The average relative humidity in Culbertson, Montana, is 60%.

Rainfall

In April, in Culbertson, the rain falls for 10.2 days. Throughout April, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in Culbertson, there are 85.7 rainfall days, and 8.5" (216mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Culbertson, Montana, snow falls for 4 days, with typically accumulated 0.94" (24mm) of snow. In Culbertson, during the entire year, snow falls for 56.1 days, and aggregates up to 8.94" (227mm) of snow.

Daylight

In Culbertson, the average length of the day is 13.7h.

Sunshine

The average sunshine in April is 8.8h.

UV index

In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for average individuals.
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 Culbertson?

In April, in Culbertson, Montana, the average high-temperature is 52.5°F (11.4°C), and the average low-temperature is 36.1°F (2.3°C).

What is the average humidity in April in Culbertson?

The average relative humidity in April in Culbertson, Montana, is 60%.

How many days does it rain in April in Culbertson?

In April, in Culbertson, Montana, the rain falls for 10.2 days. Throughout April, 0.75" (19mm) of precipitation is accumulated.

How much does it snow in Culbertson in April?

In April, in Culbertson, Montana, it is snowing for 4 days. Throughout April, 0.94" (24mm) of snow is accumulated.

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

In Culbertson, Montana, the average length of the day in April is 13.7h.

How long on average sun shines in April in Culbertson?

The average sunshine in April in Culbertson, Montana, is 8.8h.

What is the UV index reading in April in Culbertson?

In Culbertson, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.
Average temperature in April - Culbertson, MT
  • Average high temperature in April: 11.4°C

The warmest month (with the highest average high temperature) is July (29°C).
The month with the lowest average high temperature is January (-4.8°C).

  • Average low temperature in April: 2.3°C

The month with the highest average low temperature is July (17.2°C).
The coldest month (with the lowest average low temperature) is January (-12.3°C).

Average pressure in April - Culbertson, MT
  • Average pressure in April: 1014.1mbar

The month with the highest atmospheric pressure is February (1021.5mbar).
The month with the lowest atmospheric pressure is June (1010.3mbar).

Average wind speed in April - Culbertson, MT
  • Average wind speed in April: 17.9km/h

The windiest month (with the highest average wind speed) is April (17.9km/h).
The calmest month (with the lowest average wind speed) is February (14.8km/h).

Average humidity in April - Culbertson, MT
  • Average humidity in April: 60%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (45%).

Average rainfall in April - Culbertson, MT
  • Average rainfall in April: 19mm

The wettest month (with the highest rainfall) is July (34mm).
The driest month (with the least rainfall) is January (6mm).

Average rainfall days in April - Culbertson, MT
  • Average rainfall days in April: 10.2 days

The month with the highest number of rainy days is June (11.4 days).
Months with the least rainy days are January and February (3.2 days).

Average snowfall in April - Culbertson, MT
  • Average snowfall in April: 24mm

The month with the highest snowfall is February (45mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April - Culbertson, MT
  • Average snowfall days in April: 4 days

The month with the highest number of snowfall days is February (12 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April / Average sunshine in April - Culbertson, MT
  • Average daylight in April: 13.7h

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.4h).

  • Average sunshine in April: 8.8h

The month with the most sunshine is July (Average sunshine: 11.7h).
The month with the least sunshine is February (Average sunshine: 4.3h).

Average sunshine days in April - Culbertson, MT
  • Average sunshine days in April: 15.8 days

The month with the most sunshine days is September (20.7 days).
The month with the least sunshine days is April (15.8 days).

Average UV index in April - Culbertson, 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 and February (UV index 1).

Average cloud cover in April - Culbertson, MT
  • Average cloud cover in April: 43

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 18).

Average visibility in April - Culbertson, MT
  • Average visibility in April: 9km

Months with the highest visibility are May, June, July, August, September and October (10km).
Months with the lowest visibility are January, February, March, April, November and December (9km).