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
With the onset of April, Castleton's average high-temperature sees a rise, moving from March's cool 53.8°F (12.1°C) to a refreshing 65.5°F (18.6°C). April brings an average low-temperature of 45.1°F (7.3°C) to Castleton.Humidity
The average relative humidity in April is 73%.Rainfall
In Castleton, Virginia, in April, during 14.3 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Castleton, during the entire year, the rain falls for 144.4 days and collects up to 25.08" (637mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Castleton, in April, snow falls for 0.3 days, with typically accumulated 0.75" (19mm) of snow. In Castleton, during the entire year, snow falls for 15.4 days and aggregates up to 9.17" (233mm) of snow.Daylight
In Castleton, the average length of the day in April is 13h and 14min.On the first day of the month, sunrise is at 6:55 am and sunset at 7:36 pm. On the last day of April, in Castleton, Virginia, sunrise is at 6:15 am and sunset at 8:03 pm EDT.
Sunshine
The average sunshine in April is 8.9h.UV index
The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 4 during April morphs into the following directions:
Take precautions - Protection against skin and eye damage is obliged. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What are April temperatures in Castleton?
What is the average humidity in April in Castleton?
How much does it rain in Castleton in April?
How much does it snow in Castleton in April?
What is the average length of the day in April in Castleton?
When are sunrise and sunset in April in Castleton?
How many hours of sunshine does Castleton have in April?
What is the UV index intensity in April in Castleton?
Average temperature in April
Castleton, VA
- Average high temperature in April: 65.5°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (41.4°F).
- Average low temperature in April: 45.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in April
Castleton, VA
- Average pressure in April: 29.99"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
Castleton, VA
- Average wind speed in April: 6.9mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in April
Castleton, VA
- Average humidity in April: 73%
The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is July (72%).
Average rainfall in April
Castleton, VA
- Average rainfall in April: 2.6"
The wettest month (with the highest rainfall) is May (2.68").
The driest month (with the least rainfall) is February (1.46").
Average rainfall days in April
Castleton, VA
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is May (16.1 days).
The months with the least rainy days are January and November (8.3 days).
Average snowfall in April
Castleton, VA
- Average snowfall in April: 0.75"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Castleton, VA
- Average snowfall days in April: 0.3 days
The months with the highest number of snowfall days are January and February (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Castleton, VA
- 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in April
Castleton, VA
- Average sunshine days in April: 14.5 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in April
Castleton, VA
- Average UV index in April: 4
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, November and December (UV index 2).
Average cloud cover in April
Castleton, VA
- Average cloud cover in April: 40
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Castleton, 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).
Castleton, Virginia, USA
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