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
Noticing a change, the average high-temperature during April moves from March's moderate 55.6°F (13.1°C) to an enjoyable 66.7°F (19.3°C). An average low-temperature of 46.2°F (7.9°C) is recorded during the nights in April.Humidity
In Royal Blue, the average relative humidity in April is 78%.Rainfall
In April, the rain falls for 14.7 days. Throughout April, 3.03" (77mm) of precipitation is accumulated. In Royal Blue, during the entire year, the rain falls for 167 days and collects up to 33.62" (854mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows in Royal Blue. During 0.3 snowfall days, in April, Royal Blue aggregates 0.12" (3mm) of snow. In Royal Blue, during the entire year, snow falls for 17.6 days and aggregates up to 6.02" (153mm) of snow.Daylight
The average length of the day in April is 13h and 9min.On the first day of April, sunrise is at 7:21 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 8:24 pm EDT.
Sunshine
The average sunshine in April is 8h.UV index
In Royal Blue, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 5 in April leads to these recommendations:
Make use of precautions - It is urged to ward off sun damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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 in Royal Blue?
What is the last month it snows in Royal Blue?
How many hours of daylight does Royal Blue have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Royal Blue have in April?
What is the UV index intensity in April?
Average temperature in April
Royal Blue, TN
- Average high temperature in April: 66.7°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in April: 46.2°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in April
Royal Blue, TN
- Average pressure in April: 29.99"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
Royal Blue, TN
- Average wind speed in April: 6.2mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in April
Royal Blue, TN
- Average humidity in April: 78%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (76%).
Average rainfall in April
Royal Blue, TN
- Average rainfall in April: 3.03"
The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in April
Royal Blue, TN
- Average rainfall days in April: 14.7 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in April
Royal Blue, TN
- Average snowfall in April: 0.12"
The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Royal Blue, TN
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (5.5 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
Royal Blue, TN
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in April
Royal Blue, TN
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in April
Royal Blue, 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
Royal Blue, TN
- Average cloud cover in April: 41
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June and August (Cloud cover 32).
Average visibility in April
Royal Blue, TN
- Average visibility in April: 5mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October and December (5mi).
Royal Blue, Tennessee, USA
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