Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April sees a marginal temperature increase, moving from a wintry 40.6°F (4.8°C) in March to a chilly 47.8°F (8.8°C). In Grass Range, in April, the average low-temperature is a subzero cold 31.8°F (-0.1°C).Humidity
In Grass Range, the average relative humidity in April is 68%.Rainfall
In Grass Range, during April, the rain falls for 14.8 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, in Grass Range, there are 126.2 rainfall days, and 17.83" (453mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. The month with the most snowfall in Grass Range is April, when snow falls for 10 days and typically aggregates up to 9.13" (232mm) of snow.Daylight
In April, the average length of the day is 13h and 38min.On the first day of April, sunrise is at 6:52 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:25 pm MDT.
Sunshine
The average sunshine in April in Grass Range is 9h.UV index
The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In April, a regular UV index of 2 translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Grass Range?
What is the average humidity in April in Grass Range?
How much does it rain in Grass Range in April?
When does it snow the most in Grass Range?
How much does it snow in Grass Range in April?
What is the average length of the day in April in Grass Range?
When is the sunrise / sunset in April in Grass Range?
How many hours of sunshine does Grass Range have in April?
What are the months with the lowest UV index in Grass Range?
What is the UV index reading in April in Grass Range?
Average temperature in April
Grass Range, MT
- Average high temperature in April: 47.8°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The months with the lowest average high temperature are February and December (29.1°F).
- Average low temperature in April: 31.8°F
The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is February (15.3°F).
Average pressure in April
Grass Range, MT
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in April
Grass Range, MT
- Average wind speed in April: 9.9mph
The windiest months (with the highest average wind speed) are January, April and October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).
Average humidity in April
Grass Range, MT
- Average humidity in April: 68%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (47%).
Average rainfall in April
Grass Range, MT
- Average rainfall in April: 2.36"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in April
Grass Range, MT
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in April
Grass Range, MT
- Average snowfall in April: 9.13"
The month with the highest snowfall is April (9.13").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Grass Range, MT
- Average snowfall days in April: 10 days
The month with the highest number of snowfall days is February (15.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Grass Range, MT
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- 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 February (Average sunshine: 5h and 30min).
Average sunshine days in April
Grass Range, MT
- Average sunshine days in April: 8.3 days
The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (8.3 days).
Average UV index in April
Grass Range, 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 January, February, March, April, October, November and December (UV index 2).
Average cloud cover in April
Grass Range, MT
- Average cloud cover in April: 42
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 16).
Average visibility in April
Grass Range, MT
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Grass Range, Montana, USA
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