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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
Climate and monthly weather forecast
Weather in January
January, the same as December, is an icy winter month in Mount Jackson, Virginia, with an average temperature ranging between max 37.9°F (3.3°C) and min 23°F (-5°C). Mount Jackson witnesses the coldest weather in January, with temperatures averaging a high of 37.9°F (3.3°C) and a low of 23°F (-5°C). Weather in January »
Weather in February
February, the last month of the winter in Mount Jackson, is a chilly month, with an average temperature varying between 26.2°F (-3.2°C) and 43°F (6.1°C). The onset of February manifests an average high-temperature of a frosty 43°F (6.1°C), demonstrating a minor variation from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Mount Jackson, is a cool month, with an average temperature varying between 50.4°F (10.2°C) and 32.5°F (0.3°C). As February gives way to March, the average high-temperature displays a slight ascent, adjusting from a chilly 43°F (6.1°C) to a fresh 50.4°F (10.2°C). Weather in March »
Weather in April
April is a refreshing spring month in Mount Jackson, Virginia, with an average temperature varying between 42.3°F (5.7°C) and 62.6°F (17°C). April's onset is marked by a temperature increase, moving from a cool 50.4°F (10.2°C) in March to an enjoyable 62.6°F (17°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Mount Jackson, Virginia, with an average temperature varying between 51.4°F (10.8°C) and 72.1°F (22.3°C). Mount Jackson's transition into May brings a rise in the average high-temperature, moving from a comfortable 62.6°F (17°C) in April to an agreeable 72.1°F (22.3°C). Weather in May »
Weather in June
June, the first month of the summer in Mount Jackson, is a moderately hot month, with an average temperature fluctuating between 57.6°F (14.2°C) and 79.9°F (26.6°C). The shift into June is marked by a modest rise in the average high-temperature, moving from May's agreeable 72.1°F (22.3°C) to a moderately hot 79.9°F (26.6°C). Weather in June »
Weather in July
July, like June, in Mount Jackson, Virginia, is another warm summer month, with an average temperature ranging between min 61.7°F (16.5°C) and max 84°F (28.9°C). Mount Jackson records the warmest temperatures in July, averaging a high of 84°F (28.9°C) and a low of 61.7°F (16.5°C). The heat index for July is estimated at a tropical 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Mount Jackson, Virginia, with an average temperature fluctuating between 59.5°F (15.3°C) and 82.2°F (27.9°C). Mount Jackson's August average high-temperature settles at a still warm 82.2°F (27.9°C), showing a near match with the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Mount Jackson, is still a warm month, with an average temperature fluctuating between 75.4°F (24.1°C) and 54.5°F (12.5°C). Mount Jackson in September undergoes a slight reduction in the average high-temperature, shifting from August's 82.2°F (27.9°C) to a still moderately hot 75.4°F (24.1°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Mount Jackson, Virginia, with an average temperature ranging between min 44.4°F (6.9°C) and max 63.5°F (17.5°C). The shift to October brings a decrease in the average high-temperature, falling from a warm 75.4°F (24.1°C) in September to an enjoyable 63.5°F (17.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Mount Jackson, Virginia, with an average temperature fluctuating between 51.3°F (10.7°C) and 34°F (1.1°C). The commencement of November involves a temperature shift, with the average high-temperature dropping from a comfortable 63.5°F (17.5°C) in October to a cool 51.3°F (10.7°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Mount Jackson, Virginia, with an average temperature varying between 28.9°F (-1.7°C) and 43.2°F (6.2°C). Mount Jackson, Virginia, observes a small decrease in the average high-temperature with the arrival of December, falling from November's fresh 51.3°F (10.7°C) to a frosty 43.2°F (6.2°C). Weather in December »
Updated: Aug 20, 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 month is the coldest?
The coldest month in Mount Jackson is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 23°F (-5°C).
What is the least humid month?
The months with the lowest humidity are January, April, June, July and November, with an average relative humidity of 75%.
What is the driest month?
January and November are months with the least rain when the rain falls for 8.3 days and typically aggregates up to 1.3" (33mm) of rain.
How many days does it rain?
In Mount Jackson, during the entire year, the rain falls for 154 days and collects up to 23.43" (595mm) of precipitation.
When does it snow in Mount Jackson?
January through April, October through December are months with snowfall.
How much does it snow?
In Mount Jackson, during the entire year, snow falls for 20.9 days and aggregates up to 12.52" (318mm) of snow.
What is the month with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 5.5 days and accumulates 3.39" (86mm) of snow.
When is Daylight Saving Time (DST)?
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 is the wettest month?
May is the month with the most rainfall. Rain falls for 17.3 days and accumulates 2.95" (75mm) of precipitation.
When it does not snow?
In Mount Jackson, snow does not fall in May through September.
When are the longest days?
The month with the longest days is June, with an average of 14h and 48min of daylight.
What are the months with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What are the warmest months?
The warmest period is July, when temperatures fluctuate between an average high of 84°F (28.9°C) and a low of 61.7°F (16.5°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.6h of sunshine.
What is the most humid month in Mount Jackson?
The months with the highest humidity are September and October, with an average relative humidity of 79%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
What is the month with the least sunshine?
The month with the least sunshine is December, with an average of 5.1h of sunshine.
Average temperature
Mount Jackson, VA
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (37.9°F).
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure
Mount Jackson, 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:
29.96"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed
Mount Jackson, VA
- Average wind speed in January:
6.5mph - Average wind speed in February:
6.9mph - Average wind speed in March:
6.8mph - Average wind speed in April:
6.8mph - Average wind speed in May:
5.5mph - Average wind speed in June:
5.1mph
- Average wind speed in July:
4.3mph - Average wind speed in August:
4.2mph - Average wind speed in September:
4.4mph - Average wind speed in October:
5.3mph - Average wind speed in November:
5.7mph - Average wind speed in December:
5.8mph
The windiest month (with the highest average wind speed) is February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity
Mount Jackson, VA
The months with the highest relative humidity are September and October (79%).
The months with the lowest relative humidity are January, April, June, July and November (75%).
Average rainfall
Mount Jackson, VA
- Average rainfall in January:
1.3" - Average rainfall in February:
1.38" - Average rainfall in March:
1.77" - Average rainfall in April:
2.2" - Average rainfall in May:
2.95" - Average rainfall in June:
2.28"
The wettest month (with the highest rainfall) is May (2.95").
The driest months (with the least rainfall) are January and November (1.3").
Average rainfall days
Mount Jackson, VA
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
8.7 days - Average rainfall days in March:
12 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
15.7 days
- Average rainfall days in July:
16.7 days - Average rainfall days in August:
18 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
10.9 days - Average rainfall days in November:
8.6 days - Average rainfall days in December:
9.5 days
The month with the highest number of rainy days is August (18 days).
The month with the least rainy days is January (8.3 days).
Average snowfall
Mount Jackson, VA
The month with the highest snowfall is February (3.39").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Mount Jackson, VA
- Average snowfall days in January:
6.1 days - Average snowfall days in February:
5.5 days - Average snowfall days in March:
4.5 days - Average snowfall days in April:
0.5 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:
0.2 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Mount Jackson, 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 48min).
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 4min - Average sunshine in March:
6h and 4min - Average sunshine in April:
9h and 1min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 5min - 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 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days
Mount Jackson, VA
- Average sunshine days in January:
18.4 days - Average sunshine days in February:
15.7 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
11 days - Average sunshine days in June:
13.3 days
- Average sunshine days in July:
11.8 days - Average sunshine days in August:
11.6 days - Average sunshine days in September:
14.3 days - Average sunshine days in October:
18.7 days - Average sunshine days in November:
20.2 days - Average sunshine days in December:
18.2 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (11 days).
Average UV index
Mount Jackson, VA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Mount Jackson, VA
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
Mount Jackson, VA
The months with the highest visibility are January, February, April, June, July and November (6mi).
The months with the lowest visibility are March, May, August, September, October and December (5mi).