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
As Louisville, Tennessee, enters April, the average high-temperature increases from the a mild 57.7°F (14.3°C) of March to an agreeable 68.5°F (20.3°C). Throughout the month of April, Louisville expects an average low of 47.8°F (8.8°C).Humidity
In Louisville, the average relative humidity in April is 75%.Rainfall
In Louisville, during April, the rain falls for 13.9 days and regularly aggregates up to 1.65" (42mm) of precipitation. In Louisville, during the entire year, the rain falls for 148.2 days and collects up to 18.23" (463mm) of precipitation.Snowfall
April through September are months without snowfall.Daylight
The average length of the day in April is 13h and 7min.On the first day of the month, sunrise is at 7:21 am and sunset at 7:58 pm. On the last day of April, in Louisville, sunrise is at 6:44 am and sunset at 8:22 pm EDT.
Sunshine
In Louisville, the average sunshine in April is 8.5h.UV index
In Louisville, Tennessee, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 5 during April translates into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Note well! The intensity of the Sun's UV rays can be nearly doubled by 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?
When it does not snow in Louisville?
Does it snow in April?
How many hours of daylight does Louisville have in April?
When are sunrise and sunset in April?
How long on average sun shines in April in Louisville?
What is the UV index reading in April?
Average temperature in April
Louisville, TN
- Average high temperature in April: 68.5°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in April: 47.8°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in April
Louisville, TN
- Average pressure in April: 30"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in April
Louisville, TN
- Average wind speed in April: 5.9mph
The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in April
Louisville, TN
- Average humidity in April: 75%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).
Average rainfall in April
Louisville, TN
- Average rainfall in April: 1.65"
The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").
Average rainfall days in April
Louisville, TN
- Average rainfall days in April: 13.9 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in April
Louisville, TN
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in April
Louisville, TN
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (5.4 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
Louisville, TN
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in April: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in April
Louisville, TN
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).
Average UV index in April
Louisville, TN
- 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 and December (UV index 2).
Average cloud cover in April
Louisville, TN
- Average cloud cover in April: 37
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in April
Louisville, TN
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).
Louisville, Tennessee, USA
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