Climate and monthly weather forecast
Knoxville, PA

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Weather in January

January, the same as December, in Knoxville, Pennsylvania, is a freezing cold winter month, with an average temperature fluctuating between 16.9°F (-8.4°C) and 28.2°F (-2.1°C). Knoxville reaches its lowest average temperatures in January, measuring 28.2°F (-2.1°C) at the peak and 16.9°F (-8.4°C) at the lowest. Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Knoxville, Pennsylvania, with an average temperature ranging between min 18.3°F (-7.6°C) and max 31.6°F (-0.2°C). The unfolding of February shows an average high-temperature of a still subzero cold 31.6°F (-0.2°C), indicating a slight variance from January's 28.2°F (-2.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Knoxville, Pennsylvania, with an average temperature ranging between max 41°F (5°C) and min 25°F (-3.9°C). As Knoxville transitions into March, the average high-temperature is observed to rise from a freezing cold 31.6°F (-0.2°C) in February to an icy 41°F (5°C). Weather in March »

Weather in April

April is a cool spring month in Knoxville, Pennsylvania, with temperature in the range of an average low of 34.5°F (1.4°C) and an average high of 53.2°F (11.8°C). The start of April signals an increase in the average high-temperature, moving from an icy 41°F (5°C) in March to a fresh 53.2°F (11.8°C). Weather in April »

Weather in May

May, the last month of the spring in Knoxville, is an enjoyable month, with temperature in the range of an average high of 66.7°F (19.3°C) and an average low of 45.7°F (7.6°C). May's arrival coincides with a temperature rise, moving from April's fresh 53.2°F (11.8°C) to an enjoyable 66.7°F (19.3°C). Weather in May »

Weather in June

June, the first month of the summer in Knoxville, is a moderately hot month, with temperature in the range of an average high of 74.1°F (23.4°C) and an average low of 52.2°F (11.2°C). June marks a minor ascent in the average high-temperature, adjusting from May's refreshing 66.7°F (19.3°C) to a moderately hot 74.1°F (23.4°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Knoxville, Pennsylvania, with an average temperature ranging between min 57°F (13.9°C) and max 79.2°F (26.2°C). The warmest temperatures occur during July, when averages reach a peak of 79.2°F (26.2°C) and a low of 57°F (13.9°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Knoxville, Pennsylvania, with an average temperature ranging between min 54.9°F (12.7°C) and max 76.6°F (24.8°C). Knoxville starts August with an average high-temperature of a still moderately hot 76.6°F (24.8°C), a minor shift from July's 79.2°F (26.2°C). Weather in August »

Weather in September

September, the first month of the autumn in Knoxville, is still a pleasant month, with an average temperature ranging between max 69.8°F (21°C) and min 49.5°F (9.7°C). As September begins, there is a minor decrease in the average high-temperature, softly falling from a warm 76.6°F (24.8°C) in August to a pleasant 69.8°F (21°C). Weather in September »

Weather in October

October, the same as September, in Knoxville, Pennsylvania, is another mild autumn month, with an average temperature varying between 57.2°F (14°C) and 41.4°F (5.2°C). October's onset brings a slight change in high-temperatures, falling from an agreeable 69.8°F (21°C) in September to a refreshing 57.2°F (14°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Knoxville, Pennsylvania, with an average temperature ranging between max 44.1°F (6.7°C) and min 30.4°F (-0.9°C). With the beginning of November, the average high-temperature shows a decrease, transitioning from a refreshing 57.2°F (14°C) in October to a frosty 44.1°F (6.7°C). Weather in November »

Weather in December

December, the first month of the winter in Knoxville, is also an icy month, with an average temperature fluctuating between 34.5°F (1.4°C) and 24.6°F (-4.1°C). The average high-temperature drops in December, from November's chilly 44.1°F (6.7°C) to a wintry 34.5°F (1.4°C). Weather in December »
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Frequently asked questions

What month is the coldest in Knoxville?

January, marked by an average high-temperature of 28.2°F (-2.1°C) and a low-temperature of 16.9°F (-8.4°C), is the coldest month in Knoxville, Pennsylvania.

How much does it rain in Knoxville?

Throughout the year, there are 168.3 rainfall days, and 28.19" (716mm) of precipitation is accumulated.

When does it snow in Knoxville?

Months with snowfall in Knoxville, Pennsylvania, are January through May, October through December.

How much does it snow in Knoxville?

Throughout the year, there are 80.4 snowfall days, and 33.03" (839mm) of snow is accumulated.

What is the month with the least sunshine in Knoxville?

The months with the least sunshine in Knoxville are January, February and December, with an average of 3.1h of sunshine.

What is the month with the lowest UV index in Knoxville?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Knoxville.

What is the most humid month in Knoxville?

With an average relative humidity of 86%, February is the most humid month in Knoxville, Pennsylvania.

What is the snowiest month in Knoxville?

February is the month with the most snowfall in Knoxville, Pennsylvania. Snow falls for 17.7 days and accumulates 7.76" (197mm) of snow.

When is Daylight Saving Time (DST) in Knoxville?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Knoxville, Pennsylvania, 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 least humid months in Knoxville?

The months with the lowest humidity in Knoxville are April through June, with an average relative humidity of 78%.

What is the wettest month in Knoxville?

The month with the most rainfall is April, when the rain falls for 16.4 days and typically aggregates up to 2.95" (75mm) of precipitation.

When is the highest UV index in Knoxville?

The months with the highest UV index in Knoxville, Pennsylvania, are May through August, with an average maximum UV index of 5.

When it does not snow in Knoxville?

June through September are months without snowfall in Knoxville, Pennsylvania.

When are the longest days in Knoxville?

With an average of 15h and 12min of daylight, June has the longest days of the year in Knoxville.

What are the warmest months in Knoxville?

July, with its high-temperature average of 79.2°F (26.2°C) and a low-temperature average of 57°F (13.9°C), is the warmest month in Knoxville, Pennsylvania.

What month has the most sunshine in Knoxville?

July has the most sunshine of the year in Knoxville, with an average of 9.8h of sunshine.

What is the driest month in Knoxville?

November is the month with the least rainfall in Knoxville. Rain falls for 12.1 days and accumulates 1.81" (46mm) of precipitation.

What is the month with the shortest days in Knoxville?

The month with the shortest days in Knoxville, Pennsylvania, is December, with an average of 9h and 12min of daylight.

Average temperature
Knoxville, PA

Average temperature - Knoxville, PA

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.2°F).

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

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Average pressure
Knoxville, PA

Average pressure - Knoxville, PA

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Knoxville, PA

Average wind speed - Knoxville, PA

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity
Knoxville, PA

Average humidity - Knoxville, PA

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May and June (78%).

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Average rainfall
Knoxville, PA

Average rainfall - Knoxville, PA

The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is November (1.81").

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Average rainfall days
Knoxville, PA

Average rainfall days - Knoxville, PA

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (7.2 days).

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Average snowfall
Knoxville, PA

Average snowfall - Knoxville, PA

The month with the highest snowfall is February (7.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Knoxville, PA

Average snowfall days - Knoxville, PA

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Knoxville, PA

Average daylight / Average sunshine - Knoxville, PA

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 6min).

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Average sunshine days
Knoxville, PA

Average sunshine days - Knoxville, PA

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (7.1 days).

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Average UV index
Knoxville, PA

Average UV index - Knoxville, PA

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average visibility
Knoxville, PA

Average visibility - Knoxville, PA

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).

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Knoxville, Pennsylvania, USA

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