April weather forecastRuby Falls, TN
April
Weather in April
April in Ruby Falls, Tennessee, is an agreeable spring month, with an average temperature varying between 49.5°F (9.7°C) and 69.4°F (20.8°C).Temperature
The beginning of April signals a rise in the average high-temperature, moving from a moderate 59.4°F (15.2°C) in March to an agreeable 69.4°F (20.8°C). Ruby Falls sees an average low-temperature of 49.5°F (9.7°C) during April.Humidity
The average relative humidity in April is 76%.Rainfall
In Ruby Falls, during April, the rain falls for 14.3 days and regularly aggregates up to 3.78" (96mm) of precipitation. Throughout the year, there are 174.4 rainfall days, and 41.14" (1045mm) of precipitation is accumulated.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, Ruby Falls aggregates 0.08" (2mm) of snow. In Ruby Falls, during the entire year, snow falls for 13.2 days and aggregates up to 4.17" (106mm) of snow.Daylight
In Ruby Falls, Tennessee, the average length of the day in April is 13h and 5min.On the first day of April, sunrise is at 7:26 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 8:26 pm EDT.
Sunshine
In April, the average sunshine is 8h.UV index
The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 5 in April interprets into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. To protect against the Sun's most potent rays, avoid direct exposure around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Ruby Falls, TN
- Average high temperature in April: 69.4°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in April: 49.5°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in April
Ruby Falls, TN
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in April
Ruby Falls, TN
- Average wind speed in April: 6.3mph
The windiest month (with the highest average wind speed) is February (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in April
Ruby Falls, TN
- Average humidity in April: 76%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, October and November (75%).
Average rainfall in April
Ruby Falls, TN
- Average rainfall in April: 3.78"
The wettest month (with the highest rainfall) is December (4.37").
The driest month (with the least rainfall) is September (2.56").
Average rainfall days in April
Ruby Falls, TN
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in April
Ruby Falls, TN
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Ruby Falls, TN
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Ruby Falls, TN
- Average daylight in April: 13h and 6min
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 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in April
Ruby Falls, TN
- Average sunshine days in April: 13.4 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in April
Ruby Falls, 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 and December (UV index 2).
Average cloud cover in April
Ruby Falls, TN
- Average cloud cover in April: 39
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in April
Ruby Falls, TN
- Average visibility in April: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).





