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, Gretna experiences a temperature shift, with the average high-temperature moving from 56.1°F (13.4°C) in March to a still refreshing 67.8°F (19.9°C). An average minimum temperature of 46.9°F (8.3°C) is recorded during the month of April.Humidity
The average relative humidity in April is 73%.Rainfall
In April, the rain falls for 14.8 days. Throughout April, 2.87" (73mm) of precipitation is accumulated. In Gretna, during the entire year, the rain falls for 158.8 days and collects up to 30.91" (785mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Gretna. April is the last month it regularly snows in Gretna. During 0.1 snowfall days, in April, Gretna aggregates 0.04" (1mm) of snow. Throughout the year, there are 11.8 snowfall days, and 10.2" (259mm) of snow is accumulated.Daylight
The average length of the day in April in Gretna is 13h and 10min.On the first day of April, sunrise is at 7:01 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:05 pm EDT.
Sunshine
In April, the average sunshine in Gretna, Virginia, is 9h.UV index
In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 4 in April transforms into the following instructions:
Ensure safety - Sun damage prevention is strongly urged. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Gretna?
What is the average humidity in April in Gretna?
How many days does it rain in April in Gretna?
What is the last month it snows in Gretna?
What is the average length of the day in April in Gretna?
When are sunrise and sunset in April in Gretna?
How many hours of sunshine does Gretna have in April?
What is the UV index intensity in April in Gretna?
Average temperature in April
Gretna, VA
- Average high temperature in April: 67.8°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in April: 46.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in April
Gretna, VA
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in April
Gretna, VA
- Average wind speed in April: 7.1mph
The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in April
Gretna, VA
- Average humidity in April: 73%
The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (69%).
Average rainfall in April
Gretna, VA
- Average rainfall in April: 2.87"
The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in April
Gretna, VA
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in April
Gretna, VA
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Gretna, VA
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (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
Gretna, 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 42min).
- Average sunshine in April: 9h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in April
Gretna, VA
- Average sunshine days in April: 14 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in April
Gretna, 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 and December (UV index 2).
Average cloud cover in April
Gretna, VA
- Average cloud cover in April: 39
The months with the most cloud cover are February and March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in April
Gretna, 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).
Gretna, Virginia, USA
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