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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 Mount Jackson, Pennsylvania, is another subzero cold winter month, with temperature in the range of an average high of 31.5°F (-0.3°C) and an average low of 18.9°F (-7.3°C). With average high temperatures of 31.5°F (-0.3°C) and lows of 18.9°F (-7.3°C), January is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Mount Jackson, Pennsylvania, with an average temperature ranging between max 35.4°F (1.9°C) and min 20.7°F (-6.3°C). February's onset records an average high-temperature of a wintry 35.4°F (1.9°C), a near match to January's 31.5°F (-0.3°C). Weather in February »
Weather in March
March, the first month of the spring in Mount Jackson, is a chilly month, with an average temperature ranging between max 46°F (7.8°C) and min 29.1°F (-1.6°C). The start of March brings a rise in the average high-temperature, moving from an icy 35.4°F (1.9°C) in February to a chilly 46°F (7.8°C). Weather in March »
Weather in April
April is a refreshing spring month in Mount Jackson, Pennsylvania, with an average temperature fluctuating between 39.2°F (4°C) and 58.6°F (14.8°C). April brings an increase in the average high-temperature, progressing from a chilly 46°F (7.8°C) in March to a moderate 58.6°F (14.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Mount Jackson, Pennsylvania, with an average temperature fluctuating between 49.6°F (9.8°C) and 70.7°F (21.5°C). Mount Jackson in May sees a temperature change, with average high-temperatures moving from a moderate 58.6°F (14.8°C) in April to a pleasant 70.7°F (21.5°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 56.3°F (13.5°C) and 77.5°F (25.3°C). The beginning of June marks a minor shift in the average high-temperature, moving from May's agreeable 70.7°F (21.5°C) to a warm 77.5°F (25.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Mount Jackson, Pennsylvania, with an average temperature fluctuating between 82°F (27.8°C) and 60.8°F (16°C). During the warmest month, July, temperatures average a high of 82°F (27.8°C) and a low of 60.8°F (16°C). July's average heat index is evaluated at a hot 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Mount Jackson, Pennsylvania, with an average temperature fluctuating between 80.6°F (27°C) and 59°F (15°C). August denotes a minimal variation in the average high-temperature to a still warm 80.6°F (27°C) from July's 82°F (27.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Mount Jackson, is also a moderately hot month, with temperature in the range of an average high of 73.8°F (23.2°C) and an average low of 54°F (12.2°C). September signifies a gentle decline in Mount Jackson's average high-temperature, easing from 80.6°F (27°C) in August to a still moderately hot 73.8°F (23.2°C). Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Mount Jackson, Pennsylvania, with an average temperature ranging between max 60.4°F (15.8°C) and min 44.2°F (6.8°C). Observing a mild shift, the average high-temperature during October reduces from September's moderately hot 73.8°F (23.2°C) to a moderate 60.4°F (15.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Mount Jackson, Pennsylvania, with an average temperature varying between 33.1°F (0.6°C) and 47.7°F (8.7°C). As October transitions into November, Mount Jackson sees a drop in the average high-temperature, transitioning from a mild 60.4°F (15.8°C) to a frosty 47.7°F (8.7°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Mount Jackson, Pennsylvania, with an average temperature ranging between max 38.1°F (3.4°C) and min 26.4°F (-3.1°C). December indicates a shift in the average high-temperature, from November's chilly 47.7°F (8.7°C) to an icy 38.1°F (3.4°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Mount Jackson?
In Mount Jackson, the average lowest temperatures are observed in January, with a high of 31.5°F (-0.3°C) and a low of 18.9°F (-7.3°C).
How many days does it rain in Mount Jackson?
In Mount Jackson, Pennsylvania, during the entire year, the rain falls for 177.6 days and collects up to 34.92" (887mm) of precipitation.
When does it snow in Mount Jackson?
January through May, October through December are months with snowfall in Mount Jackson, Pennsylvania.
When does it snow the most in Mount Jackson?
January is the month with the most snowfall in Mount Jackson. Snow falls for 18.6 days and accumulates 6.93" (176mm) of snow.
How many days does it snow in Mount Jackson?
Throughout the year, there are 68.2 snowfall days, and 25.2" (640mm) of snow is accumulated.
What is the month with the least sunshine in Mount Jackson?
The month with the least sunshine in Mount Jackson is January, with an average of 2.5h of sunshine.
What is the most humid month in Mount Jackson?
The most humid month in Mount Jackson, Pennsylvania, is February, with an average relative humidity of 87%.
When is Daylight Saving Time (DST) in Mount Jackson?
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 least humid month in Mount Jackson?
The months with the lowest humidity are April through August, with an average relative humidity of 78%.
What is the rainiest month in Mount Jackson?
The month with the most rainfall in Mount Jackson is June, when the rain falls for 17.9 days and typically aggregates up to 3.66" (93mm) of precipitation.
When it does not snow in Mount Jackson?
June through September are months without snowfall.
When are the longest days in Mount Jackson?
June has the longest days of the year, with an average of 15h and 6min of daylight.
What is the warmest month in Mount Jackson?
With average temperatures fluctuating between a high of 82°F (27.8°C) and a low of 60.8°F (16°C), July stands out as the warmest month.
When is the highest UV index in Mount Jackson?
July is the month with the highest UV index in Mount Jackson, Pennsylvania, with an average maximum UV index of 6.
What month has the most sunshine in Mount Jackson?
The month with the most sunshine in Mount Jackson, Pennsylvania, is August, with an average of 10h of sunshine.
What is the driest month in Mount Jackson?
November is the month with the least rainfall. Rain falls for 11.6 days and accumulates 2.24" (57mm) of precipitation.
What is the month with the shortest days in Mount Jackson?
The month with the shortest days in Mount Jackson, Pennsylvania, is December, with an average of 9h and 18min of daylight.
When is the lowest UV index in Mount Jackson?
With an average maximum UV index of 1, December is the month with the lowest UV index in Mount Jackson, Pennsylvania.
Average temperature
Mount Jackson, PA
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.5°F).
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Mount Jackson, PA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.94"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:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Mount Jackson, PA
- Average wind speed in January:
8.3mph - Average wind speed in February:
7.8mph - Average wind speed in March:
7.6mph - Average wind speed in April:
7.7mph - Average wind speed in May:
6.4mph - Average wind speed in June:
5.9mph
- Average wind speed in July:
5.1mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.6mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.3mph - Average wind speed in December:
7.6mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).
Average humidity
Mount Jackson, PA
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May, June, July and August (78%).
Average rainfall
Mount Jackson, PA
- Average rainfall in January:
2.64" - Average rainfall in February:
2.6" - Average rainfall in March:
2.76" - Average rainfall in April:
3.54" - Average rainfall in May:
3.39" - Average rainfall in June:
3.66"
- Average rainfall in July:
3.35" - Average rainfall in August:
2.48" - Average rainfall in September:
2.48" - Average rainfall in October:
3.11" - Average rainfall in November:
2.24" - Average rainfall in December:
2.68"
The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is November (2.24").
Average rainfall days
Mount Jackson, PA
- Average rainfall days in January:
8.8 days - Average rainfall days in February:
10.3 days - Average rainfall days in March:
13.7 days - Average rainfall days in April:
17.5 days - Average rainfall days in May:
19.3 days - Average rainfall days in June:
17.9 days
- Average rainfall days in July:
18.6 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
15.1 days - Average rainfall days in October:
16.5 days - Average rainfall days in November:
11.6 days - Average rainfall days in December:
12 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (8.8 days).
Average snowfall
Mount Jackson, PA
- Average snowfall in January:
6.93" - Average snowfall in February:
6.02" - Average snowfall in March:
3.5" - Average snowfall in April:
1.02" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is January (6.93").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Mount Jackson, PA
- Average snowfall days in January:
18.6 days - Average snowfall days in February:
15.9 days - Average snowfall days in March:
9.6 days - Average snowfall days in April:
3.2 days - Average snowfall days in May:
0.3 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:
0.3 days - Average snowfall days in November:
6 days - Average snowfall days in December:
14.3 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Mount Jackson, PA
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
2h and 3min - Average sunshine in February:
3h and 1min - Average sunshine in March:
5h and 0min - Average sunshine in April:
7h and 1min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 1min - Average sunshine in October:
4h and 5min - Average sunshine in November:
4h and 3min - Average sunshine in December:
3h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days
Mount Jackson, PA
- Average sunshine days in January:
7.7 days - Average sunshine days in February:
7 days - Average sunshine days in March:
10.3 days - Average sunshine days in April:
9.8 days - Average sunshine days in May:
9.8 days - Average sunshine days in June:
9.8 days
- Average sunshine days in July:
10.5 days - Average sunshine days in August:
12.8 days - Average sunshine days in September:
13.1 days - Average sunshine days in October:
12.6 days - Average sunshine days in November:
13.5 days - Average sunshine days in December:
9.4 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is February (7 days).
Average UV index
Mount Jackson, PA
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Mount Jackson, PA
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility
Mount Jackson, PA
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February and December (4mi).
Mount Jackson, Pennsylvania, USA
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