April weather forecastJeffersontown, KY
April
Weather in April
April in Jeffersontown witnesses a considerable increase in temperatures, with low averages of 47.7°F (8.7°C) and highs of 66.4°F (19.1°C). The spring takes over completely as snowfall disappears, replaced by increased rainfall at 2.05" (52mm). The town becomes a canvas of brilliant hues, with flowers blooming everywhere. Longer hours of daylight and sunshine contribute to the overall pleasant weather situation.Temperature
April brings a temperature change, with average high-temperatures moving from March's fresh 54.1°F (12.3°C) to an enjoyable 66.4°F (19.1°C). Jeffersontown experiences an average nighttime temperature of 47.7°F (8.7°C) in the month of April.Humidity
In April, the average relative humidity is 75%.Rainfall
The months with the most rainfall are April and May, with an average 2.05" (52mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.3 snowfall days, in April, Jeffersontown aggregates 0.12" (3mm) of snow. Throughout the year, there are 19.9 snowfall days, and 2.44" (62mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 13min.On the first day of the month, sunrise is at 7:25 am and sunset at 8:05 pm. On the last day of April, sunrise is at 6:45 am and sunset at 8:32 pm EDT.
Sunshine
In April, the average sunshine is 7.7h.UV index
In April, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, the maximum UV index of 5 suggests this advice:
Act with care - The need to guard against sun damage is communicated. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Jeffersontown, KY
- Average high temperature in April: 66.4°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in April: 47.7°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in April
Jeffersontown, KY
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
Jeffersontown, KY
- Average wind speed in April: 7.8mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in April
Jeffersontown, KY
- Average humidity in April: 75%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (73%).
Average rainfall in April
Jeffersontown, KY
- Average rainfall in April: 2.05"
The wettest months (with the highest rainfall) are April and May (2.05").
The driest month (with the least rainfall) is September (0.87").
Average rainfall days in April
Jeffersontown, KY
- Average rainfall days in April: 13.7 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in April
Jeffersontown, KY
- Average snowfall in April: 0.12"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Jeffersontown, KY
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (5.9 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
Jeffersontown, KY
- Average daylight in April: 13h and 12min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 7h and 42min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in April
Jeffersontown, KY
- Average sunshine days in April: 14 days
The month with the most sunshine days is October (20.4 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in April
Jeffersontown, KY
- Average UV index in April: 5
The months with the highest UV index are 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
Jeffersontown, KY
- Average cloud cover in April: 43
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in April
Jeffersontown, KY
- Average visibility in April: 6mi
The months with the highest visibility are January, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February and May (5mi).
