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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, like December, is another subzero cold winter month in Knox, Pennsylvania, with temperature in the range of an average low of 17.8°F (-7.9°C) and an average high of 30.2°F (-1°C). January, with its high-temperature average of 30.2°F (-1°C) and a low-temperature average of 17.8°F (-7.9°C), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Knox, Pennsylvania, with temperature in the range of an average low of 19.6°F (-6.9°C) and an average high of 34°F (1.1°C). February's weather displays an average high-temperature of an icy 34°F (1.1°C), slightly varied from January's 30.2°F (-1°C). Weather in February »
Weather in March
March, the first month of the spring in Knox, is a chilly month, with an average temperature fluctuating between 44.2°F (6.8°C) and 27.9°F (-2.3°C). As February transitions into March, Knox sees a rise in the average high-temperature, moving from a cold 34°F (1.1°C) to a chilly 44.2°F (6.8°C). Weather in March »
Weather in April
April in Knox, Pennsylvania, is a moderate spring month, with an average temperature fluctuating between 56.5°F (13.6°C) and 37.9°F (3.3°C). April's arrival brings a change in high-temperatures, moving from a frosty 44.2°F (6.8°C) in March to a moderate 56.5°F (13.6°C). Weather in April »
Weather in May
May, the last month of the spring in Knox, is an agreeable month, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 68.9°F (20.5°C). The beginning of May marks a shift in the average high-temperature, moving from April's mild 56.5°F (13.6°C) to an agreeable 68.9°F (20.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Knox, Pennsylvania, with an average temperature ranging between max 75.7°F (24.3°C) and min 54.7°F (12.6°C). As Knox transitions into June, the average high-temperature is observed to slightly rise from an agreeable 68.9°F (20.5°C) in May to a moderately hot 75.7°F (24.3°C). Weather in June »
Weather in July
July, like June, in Knox, Pennsylvania, is a moderately hot summer month, with an average temperature fluctuating between 59°F (15°C) and 81°F (27.2°C). July is the warmest month, with the temperature often reaching an average high of 81°F (27.2°C) and an average low of 59°F (15°C). For July, the heat index is estimated at a hot 86°F (30°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Knox, Pennsylvania, with temperature in the range of an average high of 79°F (26.1°C) and an average low of 57.2°F (14°C). August is marked by an average high-temperature of a still warm 79°F (26.1°C), almost identical to the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Knox, is also an agreeable month, with an average temperature ranging between min 52.5°F (11.4°C) and max 72.5°F (22.5°C). The arrival of September signals a subtle shift in temperature, down from a warm 79°F (26.1°C) in August to a pleasant 72.5°F (22.5°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Knox, Pennsylvania, with an average temperature ranging between min 43.3°F (6.3°C) and max 58.8°F (14.9°C). The commencement of October indicates a shift in the average high-temperature, receding from September's pleasant 72.5°F (22.5°C) to a refreshing 58.8°F (14.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Knox, Pennsylvania, with an average temperature varying between 45.9°F (7.7°C) and 32.2°F (0.1°C). With November's arrival, Knox sees a decrease in average high-temperatures, moving from a mild 58.8°F (14.9°C) in October to a chilly 45.9°F (7.7°C). Weather in November »
Weather in December
December, the first month of the winter in Knox, is also an icy month, with an average temperature fluctuating between 25.7°F (-3.5°C) and 36.5°F (2.5°C). Knox's progression into December involves a drop in the average high-temperature, receding from a chilly 45.9°F (7.7°C) in November to a wintry 36.5°F (2.5°C). Weather in December »
Updated: Jun 4, 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 is the coldest time of year?
January is the month when Knox experiences its coldest temperatures, averaging a high of 30.2°F (-1°C) and a low of 17.8°F (-7.9°C).
What are the most humid months?
January and February, with an average relative humidity of 88%, are most humid months.
How many days does it rain?
Throughout the year, there are 169.8 rainfall days, and 27.36" (695mm) of precipitation is accumulated.
When does it snow?
January through May, October through December are months with snowfall.
When does it snow the most in Knox?
January is the month with the most snowfall. Snow falls for 21.3 days and accumulates 7.09" (180mm) of snow.
How many days does it snow?
In Knox, during the entire year, snow falls for 80.5 days and aggregates up to 26.02" (661mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 2.4h of sunshine.
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 rainiest month?
The month with the most rainfall is April, when the rain falls for 17.6 days and typically aggregates up to 3.15" (80mm) of precipitation.
What are the months with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 5.
When it does not snow?
June through September are months without snowfall.
When are the longest days?
June has the longest days of the year, with an average of 15h and 6min of daylight.
What time of the year is the hottest?
July is the warmest month, with the temperature often reaching an average high of 81°F (27.2°C) and an average low of 59°F (15°C).
What is the least humid month?
With an average relative humidity of 78%, July is the least humid month.
What is the driest month?
August is the month with the least rainfall. Rain falls for 15.8 days and accumulates 1.69" (43mm) of precipitation.
What month has the most sunshine?
With an average of 9.9h of sunshine, August has the most sunshine of the year.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
When is the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 1.
Average temperature
Knox, PA
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.2°F).
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure
Knox, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.09"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
Knox, PA
- Average wind speed in January:
8.3mph - Average wind speed in February:
8mph - Average wind speed in March:
7.8mph - Average wind speed in April:
7.9mph - Average wind speed in May:
6.6mph - Average wind speed in June:
6.2mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.3mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity
Knox, PA
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is July (78%).
Average rainfall
Knox, PA
- Average rainfall in January:
2.13" - Average rainfall in February:
2.09" - Average rainfall in March:
2.05" - Average rainfall in April:
3.15" - Average rainfall in May:
2.8" - Average rainfall in June:
2.56"
- Average rainfall in July:
2.36" - Average rainfall in August:
1.69" - Average rainfall in September:
1.97" - Average rainfall in October:
2.76" - Average rainfall in November:
1.85" - Average rainfall in December:
1.97"
The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is August (1.69").
Average rainfall days
Knox, PA
- Average rainfall days in January:
7.5 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
12.5 days - Average rainfall days in April:
17.6 days - Average rainfall days in May:
19 days - Average rainfall days in June:
15.9 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
13.9 days - Average rainfall days in October:
16 days - Average rainfall days in November:
12.2 days - Average rainfall days in December:
12.5 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (7.5 days).
Average snowfall
Knox, PA
The month with the highest snowfall is January (7.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Knox, PA
- Average snowfall days in January:
21.3 days - Average snowfall days in February:
16.9 days - Average snowfall days in March:
10.8 days - Average snowfall days in April:
4.3 days - Average snowfall days in May:
0.6 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:
0.5 days - Average snowfall days in November:
9.2 days - Average snowfall days in December:
16.9 days
The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Knox, 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 2min - Average sunshine in February:
2h and 4min - Average sunshine in March:
5h and 1min - 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:
9h and 5min - Average sunshine in September:
8h and 1min - Average sunshine in October:
4h and 4min - Average sunshine in November:
4h and 2min - Average sunshine in December:
2h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days
Knox, PA
- Average sunshine days in January:
6 days - Average sunshine days in February:
5.7 days - Average sunshine days in March:
10.2 days - Average sunshine days in April:
8.8 days - Average sunshine days in May:
10.4 days - Average sunshine days in June:
11.6 days
- Average sunshine days in July:
11.9 days - Average sunshine days in August:
12.5 days - Average sunshine days in September:
14 days - Average sunshine days in October:
12.7 days - Average sunshine days in November:
12 days - Average sunshine days in December:
6.6 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (5.7 days).
Average UV index
Knox, PA
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Knox, PA
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility
Knox, PA
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Knox, Pennsylvania, USA
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