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
A minor escalation in the average high-temperature is seen with the onset of April, moving from an icy 38.1°F (3.4°C) in March to a chilly 46.4°F (8°C). Throughout the nights in April, an average low-temperature of 27.7°F (-2.4°C) is noted.Humidity
In April, the average relative humidity is 68%.Rainfall
In Silver Star, in April, during 18.6 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. Throughout the year, there are 158 rainfall days, and 12.2" (310mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 1.2 snowfall days, in April, Silver Star aggregates 0.31" (8mm) of snow. In Silver Star, during the entire year, snow falls for 20.8 days and aggregates up to 5.12" (130mm) of snow.Daylight
The average length of the day in April is 13h and 34min.On the first day of April, sunrise is at 7:07 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:35 pm MDT.
Sunshine
In Silver Star, Montana, the average sunshine in April is 9.8h.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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In April, the maximum UV index of 2 translates into these guidelines:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
What is the average length of the day in April in Silver Star?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the month with the lowest UV index?
How high is the UV index in April?
Average temperature in April
Silver Star, MT
- Average high temperature in April: 46.4°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is December (26.4°F).
- Average low temperature in April: 27.7°F
The month with the highest average low temperature is July (47.7°F).
The coldest month (with the lowest average low temperature) is December (11.3°F).
Average pressure in April
Silver Star, MT
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Silver Star, MT
- Average wind speed in April: 6.1mph
The windiest month (with the highest average wind speed) is November (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in April
Silver Star, MT
- Average humidity in April: 68%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (46%).
Average rainfall in April
Silver Star, MT
- Average rainfall in April: 1.57"
The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in April
Silver Star, MT
- Average rainfall days in April: 18.6 days
The month with the highest number of rainy days is April (18.6 days).
The month with the least rainy days is August (8.6 days).
Average snowfall in April
Silver Star, MT
- Average snowfall in April: 0.31"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Silver Star, MT
- Average snowfall days in April: 1.2 days
The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Silver Star, MT
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in April
Silver Star, MT
- Average sunshine days in April: 7.8 days
The month with the most sunshine days is July (17.8 days).
The month with the least sunshine days is April (7.8 days).
Average UV index in April
Silver Star, MT
- Average UV index in April: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in April
Silver Star, MT
- Average cloud cover in April: 35
The month with the most cloud cover is February (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 14).
Average visibility in April
Silver Star, MT
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Silver Star, Montana, USA
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