April weather forecastCastle Heights, VA
April
Weather in April
April is a pleasant spring month in Castle Heights, Virginia, with an average temperature fluctuating between 49.8°F (9.9°C) and 69.4°F (20.8°C).Temperature
Castle Heights's weather in April presents a rise in the average high-temperature, moving from a moderate 57.7°F (14.3°C) in March to a pleasant 69.4°F (20.8°C). During April, Castle Heights's temperature falls to a steady low-temperature average of 49.8°F (9.9°C).Humidity
In Castle Heights, the average relative humidity in April is 74%.Rainfall
In Castle Heights, in April, during 12.3 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, there are 144.4 rainfall days, and 21.3" (541mm) of precipitation is accumulated.Snowfall
In Castle Heights, snow does not fall in April through November.Daylight
In Castle Heights, the average length of the day in April is 13h and 9min.On the first day of the month, sunrise is at 6:57 am and sunset at 7:35 pm. On the last day of April, sunrise is at 6:19 am and sunset at 8:01 pm EDT.
Sunshine
In Castle Heights, Virginia, the average sunshine in April is 9.5h.UV index
The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In April, the average maximum UV index of 5 translates into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Castle Heights, VA
- Average high temperature in April: 69.4°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in April: 49.8°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in April
Castle Heights, VA
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in April
Castle Heights, VA
- Average wind speed in April: 7.7mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in April
Castle Heights, VA
- Average humidity in April: 74%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (71%).
Average rainfall in April
Castle Heights, VA
- Average rainfall in April: 1.54"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in April
Castle Heights, VA
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is October (8.3 days).
Average snowfall in April
Castle Heights, VA
- Average snowfall in April: 0"
The month with the highest snowfall is January (1.5").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in April
Castle Heights, VA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Castle Heights, VA
- Average daylight in April: 13h and 12min
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: 9h and 30min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in April
Castle Heights, VA
- Average sunshine days in April: 14.7 days
The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (12 days).
Average UV index in April
Castle Heights, VA
- 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 and December (UV index 2).
Average cloud cover in April
Castle Heights, VA
- Average cloud cover in April: 37
The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Castle Heights, VA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
