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
Dumbarton, Virginia, in April experiences an increase in the average high-temperature, moving from March's mild 55.9°F (13.3°C) to an agreeable 68.2°F (20.1°C). During the nights in April, Dumbarton experiences a consistent average temperature of 49.1°F (9.5°C).Humidity
The average relative humidity in April in Dumbarton is 72%.Rainfall
In April, in Dumbarton, Virginia, the rain falls for 15 days. Throughout April, 2.36" (60mm) of precipitation is accumulated. Throughout the year, in Dumbarton, there are 151.1 rainfall days, and 26.22" (666mm) of precipitation is accumulated.Snowfall
Months with snowfall in Dumbarton are January through April, November and December. April is the last month it regularly snows. During 0.3 snowfall days, in April, Dumbarton aggregates 0.16" (4mm) of snow. In Dumbarton, during the entire year, snow falls for 10.5 days and aggregates up to 6.42" (163mm) of snow.Daylight
The average length of the day in April is 13h and 11min.On the first day of April, sunrise is at 6:54 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:59 pm EDT.
Sunshine
In Dumbarton, the average sunshine in April is 9.1h.UV index
In Dumbarton, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, the maximum UV index of 4 transforms into these recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What are the temperatures in Dumbarton in April?
What is the average humidity in April in Dumbarton?
How much does it rain in Dumbarton in April?
What is the last month it snows in Dumbarton?
How many hours of daylight does Dumbarton have in April?
When is the sunrise / sunset in April in Dumbarton?
How long on average sun shines in April in Dumbarton?
What is the UV index intensity in April in Dumbarton?
Average temperature in April
Dumbarton, VA
- Average high temperature in April: 68.2°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in April: 49.1°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in April
Dumbarton, VA
- Average pressure in April: 30"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
Dumbarton, VA
- Average wind speed in April: 7.4mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in April
Dumbarton, VA
- Average humidity in April: 72%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (68%).
Average rainfall in April
Dumbarton, VA
- Average rainfall in April: 2.36"
The wettest month (with the highest rainfall) is August (2.72").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in April
Dumbarton, VA
- Average rainfall days in April: 15 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in April
Dumbarton, VA
- Average snowfall in April: 0.16"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Dumbarton, VA
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Dumbarton, VA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 9h and 1min
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
Dumbarton, VA
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.9 days).
Average UV index in April
Dumbarton, VA
- Average UV index in April: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Dumbarton, VA
- Average cloud cover in April: 40
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Dumbarton, VA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Dumbarton, Virginia, USA
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