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
Rockvale sees an increase in average high-temperatures during April, moving from a refreshing 59°F (15°C) in March to an agreeable 69.4°F (20.8°C). In Rockvale, April nights cool down to an average of 50°F (10°C).Humidity
In Rockvale, the average relative humidity in April is 76%.Rainfall
In Rockvale, in April, during 10.2 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Rockvale, during the entire year, the rain falls for 123.1 days and collects up to 12.76" (324mm) of precipitation.Snowfall
April through October are months without snowfall in Rockvale.Daylight
In April, the average length of the day in Rockvale is 13h and 7min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:08 pm. On the last day of April, in Rockvale, sunrise is at 5:54 am and sunset at 7:32 pm CDT.
Sunshine
In Rockvale, Tennessee, the average sunshine in April is 9h.UV index
In April, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 5 during April, leads to the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. 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
What is the temperature in April in Rockvale?
What is the average humidity in April in Rockvale?
How much does it rain in Rockvale in April?
When it does not snow in Rockvale?
Does it snow in Rockvale in April?
How many hours of daylight does Rockvale have in April?
What time are sunrise and sunset in April in Rockvale?
How many hours of sunshine does Rockvale have in April?
How high is the UV index in April in Rockvale?
Average temperature in April
Rockvale, TN
- Average high temperature in April: 69.4°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in April: 50°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in April
Rockvale, TN
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in April
Rockvale, TN
- Average wind speed in April: 7.6mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in April
Rockvale, TN
- Average humidity in April: 76%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Rockvale, TN
- Average rainfall in April: 1.1"
The wettest month (with the highest rainfall) is February (1.5").
The driest month (with the least rainfall) is September (0.39").
Average rainfall days in April
Rockvale, TN
- Average rainfall days in April: 10.2 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (7.3 days).
Average snowfall in April
Rockvale, TN
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Rockvale, TN
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (3.8 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
Rockvale, 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: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Rockvale, TN
- Average sunshine days in April: 16.7 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in April
Rockvale, 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
Rockvale, TN
- Average cloud cover in April: 38
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in April
Rockvale, TN
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Rockvale, Tennessee, USA
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