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
With the onset of April, the average high-temperature slightly shifts from March's cold 38.3°F (3.5°C) to a chilly 47.8°F (8.8°C). Throughout the month of April, the nighttime temperature dips to an average of 29.7°F (-1.3°C).Humidity
In Dayton, the average relative humidity in April is 76%.Rainfall
In Dayton, during April, the rain falls for 15.9 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 129.8 rainfall days, and 16.42" (417mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In April, it is snowing for 9.8 days. Throughout April, 4.25" (108mm) of snow is accumulated. In Dayton, Montana, during the entire year, snow falls for 117.4 days and aggregates up to 58.62" (1489mm) of snow.Daylight
The average length of the day in April is 13h and 41min.On the first day of April, sunrise is at 7:13 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:49 pm MDT.
Sunshine
The average sunshine in April is 8.2h.UV index
In April, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: In April, the maximum UV index of 2 transforms into these recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Dayton in April?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Dayton have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Dayton, MT
- Average high temperature in April: 47.8°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (27.1°F).
- Average low temperature in April: 29.7°F
The month with the highest average low temperature is July (48.4°F).
The coldest months (with the lowest average low temperature) are January and December (16.2°F).
Average pressure in April
Dayton, MT
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Dayton, MT
- Average wind speed in April: 4.7mph
The windiest month (with the highest average wind speed) is April (4.7mph).
The calmest months (with the lowest average wind speed) are August and December (3.6mph).
Average humidity in April
Dayton, MT
- Average humidity in April: 76%
The month with the highest relative humidity is January (93%).
The months with the lowest relative humidity are July and August (52%).
Average rainfall in April
Dayton, MT
- Average rainfall in April: 1.73"
The wettest month (with the highest rainfall) is June (1.89").
The driest month (with the least rainfall) is July (0.59").
Average rainfall days in April
Dayton, MT
- Average rainfall days in April: 15.9 days
The month with the highest number of rainy days is April (15.9 days).
The month with the least rainy days is December (6.5 days).
Average snowfall in April
Dayton, MT
- Average snowfall in April: 4.25"
The month with the highest snowfall is December (12.36").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Dayton, MT
- Average snowfall days in April: 9.8 days
The month with the highest number of snowfall days is January (22.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Dayton, MT
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in April
Dayton, MT
- Average sunshine days in April: 9.1 days
The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in April
Dayton, 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, November and December (UV index 1).
Average cloud cover in April
Dayton, MT
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility in April
Dayton, MT
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).
Dayton, Montana, USA
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