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
Entering April, Mount Vernon sees a temperature rise, with the average high-temperature advancing from March's cool 54.5°F (12.5°C) to an enjoyable 66.4°F (19.1°C). During the month of April, an average low-temperature of 46.8°F (8.2°C) is recorded in Mount Vernon, Kentucky.Humidity
The average relative humidity in April is 77%.Rainfall
In Mount Vernon, in April, it is raining for 16.7 days, with typically 3.7" (94mm) of accumulated precipitation. Throughout the year, there are 181 rainfall days, and 40.28" (1023mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.8 snowfall days, in April, Mount Vernon aggregates 0.35" (9mm) of snow. In Mount Vernon, during the entire year, snow falls for 34.4 days and aggregates up to 14.17" (360mm) of snow.Daylight
In April, the average length of the day is 13h and 11min.On the first day of April, sunrise is at 7:21 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 8:26 pm EDT.
Sunshine
In Mount Vernon, the average sunshine in April is 8h.UV index
In Mount Vernon, the average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 5 during April translates into the following directions:
Guard yourself - Avoiding sunburn is suggested. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
How many hours of daylight does Mount Vernon have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Mount Vernon, KY
- Average high temperature in April: 66.4°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in April: 46.8°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in April
Mount Vernon, KY
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in April
Mount Vernon, KY
- Average wind speed in April: 7.5mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in April
Mount Vernon, KY
- Average humidity in April: 77%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are June, August, September, October and November (76%).
Average rainfall in April
Mount Vernon, KY
- Average rainfall in April: 3.7"
The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is September (2.44").
Average rainfall days in April
Mount Vernon, KY
- Average rainfall days in April: 16.7 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is January (11.8 days).
Average snowfall in April
Mount Vernon, KY
- Average snowfall in April: 0.35"
The month with the highest snowfall is February (3.98").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Mount Vernon, KY
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (9.8 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
Mount Vernon, KY
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Mount Vernon, KY
- Average sunshine days in April: 11.5 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is February (9.7 days).
Average UV index in April
Mount Vernon, KY
- Average UV index in April: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Mount Vernon, KY
- Average cloud cover in April: 41
The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in April
Mount Vernon, KY
- Average visibility in April: 6mi
The months with the highest visibility are April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September and December (5mi).
Mount Vernon, Kentucky, USA
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