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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, is an icy winter month in Vienna, Virginia, with an average temperature fluctuating between 40.5°F (4.7°C) and 26.4°F (-3.1°C). With average high temperatures of 40.5°F (4.7°C) and lows of 26.4°F (-3.1°C), January is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Vienna, is a chilly month, with an average temperature ranging between min 29.1°F (-1.6°C) and max 44.4°F (6.9°C). The transition into February shows a subtle variation to a chilly 44.4°F (6.9°C) from January's 40.5°F (4.7°C) in the average high-temperature. Weather in February »
Weather in March
March, the first month of the spring in Vienna, is a cool month, with temperature in the range of an average low of 36.9°F (2.7°C) and an average high of 52.7°F (11.5°C). March's onset brings a subtle temperature rise, moving from a frosty 44.4°F (6.9°C) in February to a fresh 52.7°F (11.5°C). Weather in March »
Weather in April
April in Vienna, Virginia, is a refreshing spring month, with an average temperature ranging between max 65.1°F (18.4°C) and min 46.2°F (7.9°C). April's arrival coincides with a temperature rise, moving from March's fresh 52.7°F (11.5°C) to a comfortable 65.1°F (18.4°C). Weather in April »
Weather in May
May, the last month of the spring in Vienna, is a warm month, with an average temperature fluctuating between 74.8°F (23.8°C) and 55.9°F (13.3°C). In Vienna, the average high-temperature in May increases from an enjoyable 65.1°F (18.4°C) in April to a moderately hot 74.8°F (23.8°C). Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Vienna, Virginia, with temperature in the range of an average high of 82.9°F (28.3°C) and an average low of 63.5°F (17.5°C). The shift into June brings a slight increase in the average high-temperature, moving from 74.8°F (23.8°C) in May to a still warm 82.9°F (28.3°C). Weather in June »
Weather in July
July in Vienna, Virginia, is a tropical summer month, with an average temperature fluctuating between 68.4°F (20.2°C) and 88°F (31.1°C). July, marked by an average high-temperature of 88°F (31.1°C) and a low-temperature of 68.4°F (20.2°C), is the warmest month. For July, the heat index is evaluated at a very hot 100.4°F (38°C). Weather in July »
Weather in August
August, the last month of the summer in Vienna, is also a moderately hot month, with temperature in the range of an average high of 85.8°F (29.9°C) and an average low of 66.9°F (19.4°C). The transition from July to August sees an average high-temperature of a warm 85.8°F (29.9°C), indicating a minor variance from the prior month. Weather in August »
Weather in September
September, the first month of the autumn in Vienna, is still a warm month, with an average temperature ranging between min 60.6°F (15.9°C) and max 78.4°F (25.8°C). Vienna experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from 85.8°F (29.9°C) in August to a still warm 78.4°F (25.8°C). Weather in September »
Weather in October
October, like September, in Vienna, Virginia, is another comfortable autumn month, with an average temperature fluctuating between 49.8°F (9.9°C) and 66.6°F (19.2°C). A moderate decline in the average high-temperature is seen during October, decreasing from a moderately hot 78.4°F (25.8°C) in September to a comfortable 66.6°F (19.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Vienna, Virginia, with an average temperature fluctuating between 38.5°F (3.6°C) and 54.5°F (12.5°C). November's arrival correlates with a reduction in the average high-temperature, down from a comfortable 66.6°F (19.2°C) in October to a fresh 54.5°F (12.5°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Vienna, Virginia, with an average temperature ranging between min 32.9°F (0.5°C) and max 45.5°F (7.5°C). December implies a gentle temperature shift, with average high-temperatures reducing from November's cool 54.5°F (12.5°C) to a chilly 45.5°F (7.5°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Vienna?
January tends to be the coldest month, with temperatures averaging a daily high of 40.5°F (4.7°C) and a low of 26.4°F (-3.1°C).
How many days does it rain in Vienna?
In Vienna, Virginia, during the entire year, the rain falls for 162 days and collects up to 31.65" (804mm) of precipitation.
When does it snow in Vienna?
January through April, November and December are months with snowfall in Vienna.
What is the snowiest month in Vienna?
The month with the most snowfall in Vienna, Virginia, is January, when snow falls for 5.6 days and typically aggregates up to 3.54" (90mm) of snow.
How much does it snow in Vienna?
Throughout the year, in Vienna, Virginia, there are 18 snowfall days, and 11.18" (284mm) of snow is accumulated.
What is the month with the least sunshine in Vienna?
January, February and December, with an average of 5.2h of sunshine, are months with the least sunshine.
What are the months with the lowest UV index in Vienna?
The months with the lowest UV index in Vienna, Virginia, are January, February, November and December, with an average maximum UV index of 2.
When is Daylight Saving Time (DST) in Vienna?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Vienna, 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.
When it does not snow in Vienna?
In Vienna, Virginia, snow does not fall in May through October.
What is the month with the highest UV index in Vienna?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days in Vienna?
With an average of 14h and 54min of daylight, June has the longest days of the year in Vienna.
What is the hottest time of year in Vienna?
July, marked by an average high-temperature of 88°F (31.1°C) and a low-temperature of 68.4°F (20.2°C), is the warmest month in Vienna.
What is the least humid month in Vienna?
The least humid month in Vienna is July, with an average relative humidity of 71%.
What month has the most sunshine in Vienna?
The month with the most sunshine in Vienna is July, with an average of 10.8h of sunshine.
What is the rainiest month in Vienna?
The month with the most rainfall in Vienna is August, when the rain falls for 17.3 days and typically aggregates up to 3.78" (96mm) of precipitation.
What is the driest month in Vienna?
The month with the least rainfall is September, when the rain falls for 13.1 days and typically collects 2.01" (51mm) of precipitation.
What are the most humid months in Vienna?
The months with the highest humidity are October and December, with an average relative humidity of 77%.
What is the month with the shortest days in Vienna?
With an average of 9h and 30min of daylight, December has the shortest days of the year.
Average temperature
Vienna, VA
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.5°F).
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).
Average pressure
Vienna, VA
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.11"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
Vienna, VA
- Average wind speed in January:
7.1mph - Average wind speed in February:
7.1mph - Average wind speed in March:
7.4mph - Average wind speed in April:
7.3mph - Average wind speed in May:
6.1mph - Average wind speed in June:
5.5mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.7mph - Average wind speed in September:
5.3mph - Average wind speed in October:
6.2mph - Average wind speed in November:
6.5mph - Average wind speed in December:
6.5mph
The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity
Vienna, VA
The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is July (71%).
Average rainfall
Vienna, VA
- Average rainfall in January:
2.09" - Average rainfall in February:
2.09" - Average rainfall in March:
2.44" - Average rainfall in April:
2.8" - Average rainfall in May:
3.11" - Average rainfall in June:
2.68"
- Average rainfall in July:
3.03" - Average rainfall in August:
3.78" - Average rainfall in September:
2.01" - Average rainfall in October:
2.56" - Average rainfall in November:
2.36" - Average rainfall in December:
2.72"
The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days
Vienna, VA
- Average rainfall days in January:
10.4 days - Average rainfall days in February:
10.7 days - Average rainfall days in March:
13.8 days - Average rainfall days in April:
15.6 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
14.6 days
- Average rainfall days in July:
17 days - Average rainfall days in August:
17.3 days - Average rainfall days in September:
13.1 days - Average rainfall days in October:
12.2 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
10.9 days
The months with the highest number of rainy days are May and August (17.3 days).
The month with the least rainy days is November (9.1 days).
Average snowfall
Vienna, VA
The month with the highest snowfall is January (3.54").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Vienna, VA
- Average snowfall days in January:
5.6 days - Average snowfall days in February:
5.3 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0 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 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
3.1 days
The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Vienna, VA
- Average daylight in January:
9h and 5min - 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 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - 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 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
5h and 1min - 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 2min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 12min).
Average sunshine days
Vienna, VA
- Average sunshine days in January:
17.4 days - Average sunshine days in February:
14.2 days - Average sunshine days in March:
14.5 days - Average sunshine days in April:
12.6 days - Average sunshine days in May:
11.9 days - Average sunshine days in June:
13.2 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
11.6 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
19.6 days - Average sunshine days in December:
16.9 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.3 days).
Average UV index
Vienna, 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, November and December (UV index 2).
Average cloud cover
Vienna, VA
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Vienna, VA
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).
Vienna, Virginia, USA
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