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 signals a temperature shift, moving from a refreshing 57.6°F (14.2°C) in March to an agreeable 68.5°F (20.3°C). During the nights in April, an average low-temperature of 48.9°F (9.4°C) is observed.Humidity
In Johntown, the average relative humidity in April is 77%.Rainfall
In April, the rain falls for 15 days. Throughout April, 3.43" (87mm) of precipitation is accumulated. Throughout the year, there are 178.1 rainfall days, and 37.99" (965mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.3 snowfall days, in April, Johntown aggregates 0.16" (4mm) of snow. In Johntown, during the entire year, snow falls for 17.2 days and aggregates up to 4.25" (108mm) of snow.Daylight
The average length of the day in April is 13h and 9min.On the first day of April, sunrise is at 6:29 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 7:31 pm CDT.
Sunshine
In April, the average sunshine is 8.8h.UV index
The average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 5 in April interprets into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Johntown in April?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Johntown, TN
- Average high temperature in April: 68.5°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (43.7°F).
- Average low temperature in April: 48.9°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in April
Johntown, TN
- Average pressure in April: 29.98"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
Johntown, TN
- Average wind speed in April: 7.7mph
The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in April
Johntown, TN
- Average humidity in April: 77%
The months with the highest relative humidity are February, March, May and December (79%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in April
Johntown, TN
- Average rainfall in April: 3.43"
The wettest month (with the highest rainfall) is July (4.53").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in April
Johntown, TN
- Average rainfall days in April: 15 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in April
Johntown, TN
- Average snowfall in April: 0.16"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Johntown, TN
- Average snowfall days in April: 0.3 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
Johntown, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in April
Johntown, TN
- Average sunshine days in April: 12.9 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in April
Johntown, 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
Johntown, TN
- Average cloud cover in April: 40
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in April
Johntown, TN
- Average visibility in April: 6mi
The months with the highest visibility are February, April, June, September, October, November and December (6mi).
The months with the lowest visibility are January, March, May, July and August (5mi).
Johntown, Tennessee, USA
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