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
The shift into April is accompanied by a temperature increase, with the average high-temperature rising from a frosty 48.9°F (9.4°C) in March to an enjoyable 61.5°F (16.4°C). In Clarksville, April nights witness a steady temperature drop to a wintry 41.5°F (5.3°C).Humidity
April, July and August, with an average relative humidity of 77%, are the least humid months.Rainfall
In Clarksville, in April, it is raining for 17.5 days, with typically 2.95" (75mm) of accumulated precipitation. Throughout the year, there are 183 rainfall days, and 30.91" (785mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Clarksville, in April, snow falls for 2.1 days, with typically accumulated 0.59" (15mm) of snow. Throughout the year, there are 56.4 snowfall days, and 20.35" (517mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 17min.On the first day of the month, sunrise is at 7:02 am and sunset at 7:44 pm. On the last day of April, sunrise is at 6:20 am and sunset at 8:14 pm EDT.
Sunshine
The average sunshine in April is 7.8h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 4 during April translates into the following directions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What are the least humid months?
What is the average humidity in April in Clarksville?
How many days does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Clarksville have in April?
What is the UV index intensity in April?
Average temperature in April
Clarksville, PA
- Average high temperature in April: 61.5°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in April: 41.5°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in April
Clarksville, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
Clarksville, PA
- Average wind speed in April: 7mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in April
Clarksville, PA
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in April
Clarksville, PA
- Average rainfall in April: 2.95"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in April
Clarksville, PA
- Average rainfall days in April: 17.5 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is February (10.6 days).
Average snowfall in April
Clarksville, PA
- Average snowfall in April: 0.59"
The month with the highest snowfall is February (5.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Clarksville, PA
- Average snowfall days in April: 2.1 days
The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Clarksville, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in April
Clarksville, PA
- Average sunshine days in April: 9.9 days
The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is February (7.5 days).
Average UV index in April
Clarksville, PA
- Average UV index in April: 4
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Clarksville, PA
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in April
Clarksville, PA
- Average visibility in April: 6mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Clarksville, Pennsylvania, USA
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