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 beginning of April marks a shift in the average high-temperature, moving from March's frosty 49.6°F (9.8°C) to a comfortable 61.9°F (16.6°C). Napier observes an average low-temperature of 43.2°F (6.2°C) during April.Humidity
The average relative humidity in April is 78%.Rainfall
In Napier, West Virginia, during April, the rain falls for 18.6 days and regularly aggregates up to 3.82" (97mm) of precipitation. Throughout the year, in Napier, there are 195.1 rainfall days, and 38.98" (990mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In April, it is snowing for 2.3 days. Throughout April, 1.85" (47mm) of snow is accumulated. Throughout the year, in Napier, West Virginia, there are 58.6 snowfall days, and 34.25" (870mm) of snow is accumulated.Daylight
In April, the average length of the day in Napier is 13h and 14min.On the first day of April in Napier, sunrise is at 7:05 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:14 pm EDT.
Sunshine
In Napier, the average sunshine in April is 8.2h.UV index
In Napier, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 4 during April translates into the following directions:
Take precautions - Protection against sun damage is advised. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Napier in April?
What is the average humidity in April in Napier?
How many days does it rain in April in Napier?
How much does it snow in Napier in April?
What is the average length of the day in April in Napier?
When is the sunrise / sunset in April in Napier?
How long on average sun shines in April in Napier?
What is the UV index intensity in April in Napier?
Average temperature in April
Napier, WV
- Average high temperature in April: 61.9°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in April: 43.2°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in April
Napier, 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
Napier, WV
- Average wind speed in April: 6.6mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in April
Napier, WV
- Average humidity in April: 78%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, August and November (77%).
Average rainfall in April
Napier, WV
- Average rainfall in April: 3.82"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in April
Napier, WV
- Average rainfall days in April: 18.6 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is February (12.9 days).
Average snowfall in April
Napier, WV
- Average snowfall in April: 1.85"
The month with the highest snowfall is January (8.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Napier, WV
- Average snowfall days in April: 2.3 days
The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Napier, 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 30min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Napier, WV
- Average sunshine days in April: 9.5 days
The month with the most sunshine days is October (14.3 days).
The months with the least sunshine days are January and February (7.3 days).
Average UV index in April
Napier, WV
- Average UV index in April: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Napier, WV
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
Napier, WV
- Average visibility in April: 6mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).
Napier, West Virginia, USA
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