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
The onset of April marks an increase in the average high-temperature, moving from a wintry 35.6°F (2°C) in March to a frosty 44.6°F (7°C). Dillon experiences a steady low-temperature of 27.7°F (-2.4°C) throughout April.Humidity
In April, the average relative humidity in Dillon, Montana, is 69%.Rainfall
In April, the rain falls for 14.8 days. Throughout April, 1.18" (30mm) of precipitation is accumulated. Throughout the year, there are 126.7 rainfall days, and 10.35" (263mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In Dillon, during April, snow falls for 9 days and regularly aggregates up to 3.66" (93mm) of snow. In Dillon, during the entire year, snow falls for 81.2 days and aggregates up to 29.76" (756mm) of snow.Daylight
The average length of the day in April is 13h and 32min.On the first day of the month, sunrise is at 7:09 am and sunset at 7:59 pm. On the last day of April, sunrise is at 6:19 am and sunset at 8:36 pm MDT.
Sunshine
The average sunshine in April is 10h.UV index
The average daily maximum UV index in April is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 2 in April converts into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Opt for tightly woven and loose clothing to enhance protection from the Sun. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is April cold?
What is the average humidity in April?
How much does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How many hours of sunshine does Dillon have in April?
How high is the UV index in April?
Average temperature in April
Dillon, MT
- Average high temperature in April: 44.6°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (25.2°F).
- Average low temperature in April: 27.7°F
The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (10.6°F).
Average pressure in April
Dillon, MT
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Dillon, MT
- Average wind speed in April: 6.5mph
The windiest month (with the highest average wind speed) is November (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Dillon, MT
- Average humidity in April: 69%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (45%).
Average rainfall in April
Dillon, MT
- Average rainfall in April: 1.18"
The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in April
Dillon, MT
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (7.7 days).
Average snowfall in April
Dillon, MT
- Average snowfall in April: 3.66"
The month with the highest snowfall is February (5.51").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Dillon, MT
- Average snowfall days in April: 9 days
The month with the highest number of snowfall days is February (14.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Dillon, MT
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 10h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in April
Dillon, MT
- Average sunshine days in April: 10.1 days
The month with the most sunshine days is July (18.2 days).
The month with the least sunshine days is April (10.1 days).
Average UV index in April
Dillon, MT
- Average UV index in April: 2
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in April
Dillon, MT
- Average cloud cover in April: 34
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 13).
Average visibility in April
Dillon, 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).
Dillon, Montana, USA
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