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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Gretna, Virginia, is a frosty winter month, with temperature in the range of an average low of 28.4°F (-2°C) and an average high of 43.3°F (6.3°C). Gretna's temperature records reveal January as the coldest month, marked by average highs of 43.3°F (6.3°C) and lows of 28.4°F (-2°C). Weather in January »
Weather in February
February, the last month of the winter in Gretna, is also a frosty month, with an average temperature fluctuating between 48°F (8.9°C) and 30.7°F (-0.7°C). With the start of February, Gretna measures an average high-temperature of a still frosty 48°F (8.9°C), not significantly differing from January's 43.3°F (6.3°C). Weather in February »
Weather in March
March, the first month of the spring in Gretna, is a refreshing month, with an average temperature fluctuating between 37.9°F (3.3°C) and 56.1°F (13.4°C). Gretna in March experiences a slight uptick in the average high-temperature, adjusting from February's frosty 48°F (8.9°C) to a mild 56.1°F (13.4°C). Weather in March »
Weather in April
April is an enjoyable spring month in Gretna, Virginia, with an average temperature fluctuating between 46.9°F (8.3°C) and 67.8°F (19.9°C). 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). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Gretna, Virginia, with an average temperature varying between 55.4°F (13°C) and 76.6°F (24.8°C). May signals a minor shift in the average high-temperature, moving from April's enjoyable 67.8°F (19.9°C) to a moderately hot 76.6°F (24.8°C). Weather in May »
Weather in June
June, the first month of the summer in Gretna, is still a warm month, with an average temperature fluctuating between 84.7°F (29.3°C) and 62.2°F (16.8°C). With the onset of June, Gretna's average high-temperature experiences a slight rise, moving from May's warm 76.6°F (24.8°C) to a still moderately hot 84.7°F (29.3°C). Weather in June »
Weather in July
July in Gretna, Virginia, is a tropical summer month, with an average temperature varying between 88.7°F (31.5°C) and 65.8°F (18.8°C). Gretna's warmest month, July, registers temperatures that range from a high of 88.7°F (31.5°C) to a low of 65.8°F (18.8°C). For most parts of July, the heat index is appraised at a very hot 102.2°F (39°C). Weather in July »
Weather in August
The last month of the summer, August, is another tropical month in Gretna, Virginia, with an average temperature varying between 86.7°F (30.4°C) and 64.4°F (18°C). The initiation of August sees an average high-temperature of a still tropical 86.7°F (30.4°C), showing minor variations from the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Gretna, Virginia, with an average temperature ranging between max 79.7°F (26.5°C) and min 59.2°F (15.1°C). Gretna's September weather features a light decline in high-temperatures, reducing from a tropical 86.7°F (30.4°C) in August to a warm 79.7°F (26.5°C). Weather in September »
Weather in October
October, like September, is an agreeable autumn month in Gretna, Virginia, with an average temperature varying between 68.2°F (20.1°C) and 49.1°F (9.5°C). The start of October involves a temperature drop, moving from a moderately hot 79.7°F (26.5°C) in September to a pleasant 68.2°F (20.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Gretna, is another refreshing month, with an average temperature fluctuating between 55.8°F (13.2°C) and 38.5°F (3.6°C). The onset of November entails a temperature shift, as the average high-temperature decreases from an agreeable 68.2°F (20.1°C) in October to a refreshing 55.8°F (13.2°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Gretna, Virginia, with an average temperature ranging between max 47.8°F (8.8°C) and min 34°F (1.1°C). December ushers in a minute temperature change, with average high-temperatures reducing from November's refreshing 55.8°F (13.2°C) to a frosty 47.8°F (8.8°C). Weather in December »
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Gretna?
Gretna's temperature records reveal January as the coldest month, marked by average highs of 43.3°F (6.3°C) and lows of 28.4°F (-2°C).
How many days does it rain in Gretna?
Throughout the year, there are 158.8 rainfall days, and 30.91" (785mm) of precipitation is accumulated.
When does it snow in Gretna?
Months with snowfall in Gretna are January through April, November and December.
How many days does it snow in Gretna?
In Gretna, during the entire year, snow falls for 11.8 days and aggregates up to 10.2" (259mm) of snow.
What is the month with the least sunshine in Gretna?
With an average of 5.3h of sunshine, January has the least sunshine of the year in Gretna.
When is the lowest UV index in Gretna?
The months with the lowest UV index in Gretna are January, February and December, with an average maximum UV index of 2.
What is the snowiest month in Gretna?
The month with the most snowfall is February, when snow falls for 4 days and typically aggregates up to 3.19" (81mm) of snow.
When is Daylight Saving Time (DST) in Gretna?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the most humid months in Gretna?
May and December, with an average relative humidity of 76%, are most humid months in Gretna.
What is the rainiest month in Gretna?
May is the month with the most rainfall in Gretna, Virginia. Rain falls for 18.3 days and accumulates 3.82" (97mm) of precipitation.
When it does not snow in Gretna?
In Gretna, Virginia, snow does not fall in May through October.
What are the months with the highest UV index in Gretna?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days in Gretna?
June has the longest days of the year, with an average of 14h and 42min of daylight.
What is the month with the most sunshine in Gretna?
June and July, with an average of 10.5h of sunshine, are months with the most sunshine.
What is the warmest month in Gretna?
July is Gretna's warmest month, registering average high temperatures of 88.7°F (31.5°C) and lows of 65.8°F (18.8°C).
What is the least humid month in Gretna?
The least humid month is July, with an average relative humidity of 69%.
What is the driest month in Gretna?
September is the month with the least rainfall in Gretna. Rain falls for 13.8 days and accumulates 1.97" (50mm) of precipitation.
What is the month with the shortest days in Gretna?
December has the shortest days of the year, with an average of 9h and 42min of daylight.
Average temperature
Gretna, VA
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).
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
Gretna, VA
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
29.97"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
30.01"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.06"Hg - Average pressure in November:
30.16"Hg - Average pressure in December:
30.14"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
Gretna, VA
- Average wind speed in January:
7mph - Average wind speed in February:
7.1mph - Average wind speed in March:
7mph - Average wind speed in April:
7.1mph - Average wind speed in May:
5.8mph - Average wind speed in June:
5mph
- Average wind speed in July:
4.5mph - Average wind speed in August:
4.3mph - Average wind speed in September:
4.7mph - Average wind speed in October:
5.7mph - Average wind speed in November:
6mph - Average wind speed in December:
6.3mph
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
Gretna, VA
The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (69%).
Average rainfall
Gretna, VA
- Average rainfall in January:
2.48" - Average rainfall in February:
3.23" - Average rainfall in March:
2.24" - Average rainfall in April:
2.87" - Average rainfall in May:
3.82" - Average rainfall in June:
2.44"
- Average rainfall in July:
2.13" - Average rainfall in August:
2.28" - Average rainfall in September:
1.97" - Average rainfall in October:
2.36" - Average rainfall in November:
2.4" - Average rainfall in December:
2.68"
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
Gretna, VA
- Average rainfall days in January:
10.1 days - Average rainfall days in February:
10.2 days - Average rainfall days in March:
14.2 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
14.8 days
- Average rainfall days in July:
16.7 days - Average rainfall days in August:
16.4 days - Average rainfall days in September:
13.8 days - Average rainfall days in October:
10.4 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
10.3 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
Gretna, VA
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
Gretna, VA
- Average snowfall days in January:
3.5 days - Average snowfall days in February:
4 days - Average snowfall days in March:
2.3 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
0.3 days - Average snowfall days in December:
1.4 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 / Average sunshine
Gretna, VA
- Average daylight in January:
10h and 0min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 4min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
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 January:
5h and 2min - Average sunshine in February:
5h and 5min - Average sunshine in March:
6h and 5min - Average sunshine in April:
9h and 0min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 5min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 2min
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
Gretna, VA
- Average sunshine days in January:
18.4 days - Average sunshine days in February:
14.8 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
14 days - Average sunshine days in May:
10.9 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
18.6 days - Average sunshine days in November:
20.4 days - Average sunshine days in December:
18.8 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
Gretna, VA
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
Gretna, VA
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
Gretna, VA
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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