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
An escalation in the average high-temperature is seen with the onset of April, moving from a moderate 57.6°F (14.2°C) in March to a pleasant 68.5°F (20.3°C). Throughout April, Johntown witnesses a consistent average low-temperature of 48.9°F (9.4°C).Humidity
The average relative humidity in April in Johntown is 77%.Rainfall
In Johntown, during April, the rain falls for 15 days and regularly aggregates up to 3.43" (87mm) of precipitation. In Johntown, during the entire year, the rain falls for 178.1 days and collects up to 37.99" (965mm) of precipitation.Snowfall
Months with snowfall in Johntown are January through April, October through December. April is the last month it regularly snows in Johntown. 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
In Johntown, the average length of the day in April is 13h and 9min.On the first day of April in Johntown, Tennessee, 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
The average sunshine in April in Johntown is 8.8h.UV index
The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In April, a regular UV index of 5 translates into these guidelines:
Be vigilant - Preventing sunburn is recommended. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What are April temperatures in Johntown?
What is the average humidity in April in Johntown?
How many days does it rain in April in Johntown?
What is the last month it snows in Johntown?
What is the average length of the day in April in Johntown?
When are sunrise and sunset in April in Johntown?
How many hours of sunshine does Johntown have in April?
What is the UV index intensity in April in Johntown?
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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