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
April's arrival coincides with a temperature rise, moving from March's mild 60.1°F (15.6°C) to a pleasant 69.1°F (20.6°C). April nights in Knoxville experience a consistent temperature drop to a chilly 49.3°F (9.6°C).Humidity
The average relative humidity in April in Knoxville is 77%.Rainfall
The wettest months are April and May, with an average 4.41" (112mm) of rainfall.Snowfall
In Knoxville, snow does not fall in April through October.Daylight
The average length of the day in April in Knoxville is 13h and 7min.On the first day of April, sunrise is at 6:58 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:59 pm CDT.
Sunshine
In Knoxville, the average sunshine in April is 8.2h.UV index
In Knoxville, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 5 during April translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the average April temperature in Knoxville?
What is the average humidity in April in Knoxville?
What is the wettest month in Knoxville?
How much does it rain in Knoxville in April?
When it does not snow in Knoxville?
Does it snow in Knoxville in April?
How many hours of daylight does Knoxville have in April?
When are sunrise and sunset in April in Knoxville?
How many hours of sunshine does Knoxville have in April?
How high is the UV index in April in Knoxville?
Average temperature in April
Knoxville, AR
- Average high temperature in April: 69.1°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in April: 49.3°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in April
Knoxville, AR
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Knoxville, AR
- Average wind speed in April: 6.2mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).
Average humidity in April
Knoxville, AR
- Average humidity in April: 77%
The months with the highest relative humidity are March and May (79%).
The months with the lowest relative humidity are July and August (72%).
Average rainfall in April
Knoxville, AR
- Average rainfall in April: 4.41"
The wettest months (with the highest rainfall) are April and May (4.41").
The driest months (with the least rainfall) are July and September (2.36").
Average rainfall days in April
Knoxville, AR
- Average rainfall days in April: 14.6 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is November (9 days).
Average snowfall in April
Knoxville, AR
- Average snowfall in April: 0"
The months with the highest snowfall are January and February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Knoxville, AR
- Average snowfall days in April: 0 days
The months with the highest number of snowfall days are January and February (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Knoxville, AR
- 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in April
Knoxville, AR
- Average sunshine days in April: 14 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in April
Knoxville, AR
- Average UV index in April: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in April
Knoxville, AR
- Average cloud cover in April: 43
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in April
Knoxville, AR
- Average visibility in April: 5mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, November and December (5mi).
Knoxville, Arkansas, USA
Weather forecast for your location
2. Allow the app to use your location
