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
A shift in the average high-temperature is noticeable in April, changing from a chilly 43.9°F (6.6°C) in March to a moderate 55.8°F (13.2°C). April generally records an average low-temperature of 38.1°F (3.4°C).Humidity
In Knapp, the average relative humidity in April is 81%.Rainfall
In Knapp, in April, it is raining for 16.1 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 153.4 rainfall days, and 23.23" (590mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Knapp, in April, snow falls for 5.5 days, with typically accumulated 2.24" (57mm) of snow. In Knapp, during the entire year, snow falls for 80.8 days and aggregates up to 36.5" (927mm) of snow.Daylight
The average length of the day in April is 13h and 13min.On the first day of the month, sunrise is at 7:03 am and sunset at 7:43 pm. On the last day of April, sunrise is at 6:23 am and sunset at 8:10 pm EDT.
Sunshine
The average sunshine in April is 7.5h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In April, the maximum UV index of 3 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April in Knapp?
How much does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Knapp, WV
- Average high temperature in April: 55.8°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in April: 38.1°F
The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in April
Knapp, WV
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in April
Knapp, WV
- Average wind speed in April: 7.8mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in April
Knapp, WV
- Average humidity in April: 81%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (80%).
Average rainfall in April
Knapp, WV
- Average rainfall in April: 2.52"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is November (1.3").
Average rainfall days in April
Knapp, WV
- Average rainfall days in April: 16.1 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in April
Knapp, WV
- Average snowfall in April: 2.24"
The month with the highest snowfall is January (7.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Knapp, WV
- Average snowfall days in April: 5.5 days
The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Knapp, WV
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 7h and 3min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in April
Knapp, WV
- Average sunshine days in April: 10 days
The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (7.7 days).
Average UV index in April
Knapp, WV
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Knapp, WV
- Average cloud cover in April: 54
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are June, July and August (Cloud cover 47).
Average visibility in April
Knapp, WV
- Average visibility in April: 5mi
The months with the highest visibility are April and November (5mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (4mi).
Knapp, West Virginia, USA
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