Climate and monthly weather forecast
Knox, PA

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Weather in January

January, the same as December, in Knox, Pennsylvania, is another subzero cold winter month, 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). Temperature readings reach their annual highs in January, averaging 30.2°F (-1°C) and a minimum average of 17.8°F (-7.9°C). Weather in January »

Weather in February

The last month of the winter, February, is a cold month in Knox, Pennsylvania, with an average temperature varying between 34°F (1.1°C) and 19.6°F (-6.9°C). Knox's entry into February measures an average high-temperature of an icy 34°F (1.1°C), closely parallel to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Knox, Pennsylvania, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 27.9°F (-2.3°C). Knox in March experiences an increase in the average high-temperature, moving from February's icy 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). With the onset of April, Knox's average high-temperature experiences a rise, moving from March's frosty 44.2°F (6.8°C) to a refreshing 56.5°F (13.6°C). Weather in April »

Weather in May

May, the last month of the spring in Knox, is a pleasant month, with an average temperature fluctuating between 68.9°F (20.5°C) and 47.8°F (8.8°C). Knox experiences a temperature shift with the start of May, with average high-temperatures moving from a moderate 56.5°F (13.6°C) in April to an agreeable 68.9°F (20.5°C). Weather in May »

Weather in June

June, the first month of the summer in Knox, is a moderately hot month, with an average temperature ranging between max 75.7°F (24.3°C) and min 54.7°F (12.6°C). The shift from May to June introduces a subtle increase in the average high-temperature, moving from a pleasant 68.9°F (20.5°C) to a warm 75.7°F (24.3°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Knox, Pennsylvania, with an average temperature varying between 81°F (27.2°C) and 59°F (15°C). With average high and low temperatures of 81°F (27.2°C) and 59°F (15°C) respectively, July is Knox's warmest month. During July, the heat index is calculated to be a tropical 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Knox, is also a moderately hot month, with an average temperature fluctuating between 57.2°F (14°C) and 79°F (26.1°C). The beginning of August records an average high-temperature of a still moderately hot 79°F (26.1°C), almost echoing the conditions of the previous 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 max 72.5°F (22.5°C) and min 52.5°F (11.4°C). Knox's progression into September involves a gentle drop in the average high-temperature, from a moderately hot 79°F (26.1°C) in August to an agreeable 72.5°F (22.5°C). Weather in September »

Weather in October

October, the same as September, in Knox, Pennsylvania, is another refreshing autumn month, with an average temperature ranging between min 43.3°F (6.3°C) and max 58.8°F (14.9°C). The transition into October involves a decrease in the average high-temperature, falling from a pleasant 72.5°F (22.5°C) in September to a moderate 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 32.2°F (0.1°C) and 45.9°F (7.7°C). Knox's weather in November involves a decrease in the average high-temperature, moving down from October's mild 58.8°F (14.9°C) to a frosty 45.9°F (7.7°C). Weather in November »

Weather in December

December, the first month of the winter in Knox, is still a cold month, with an average temperature varying between 36.5°F (2.5°C) and 25.7°F (-3.5°C). A change in temperatures is noted as November gives way to December, with average highs reducing from a frosty 45.9°F (7.7°C) to an icy 36.5°F (2.5°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Knox?

January, on average, is the coldest month, registering a high temperature of 30.2°F (-1°C) and a low of 17.8°F (-7.9°C).

What is the most humid month in Knox?

The months with the highest humidity are January and February, with an average relative humidity of 88%.

How many days does it rain in Knox?

Throughout the year, in Knox, there are 169.8 rainfall days, and 27.36" (695mm) of precipitation is accumulated.

When does it snow in Knox?

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

What is the snowiest month in Knox?

The month with the most snowfall in Knox is January, when snow falls for 21.3 days and typically aggregates up to 7.09" (180mm) of snow.

How many days does it snow in Knox?

Throughout the year, there are 80.5 snowfall days, and 26.02" (661mm) of snow is accumulated.

What is the month with the least sunshine in Knox?

January has the least sunshine of the year in Knox, with an average of 2.4h of sunshine.

When is Daylight Saving Time (DST) in Knox?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Knox, 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 in Knox?

April is the month with the most rainfall in Knox, Pennsylvania. Rain falls for 17.6 days and accumulates 3.15" (80mm) of precipitation.

When is the highest UV index in Knox?

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

When it does not snow in Knox?

In Knox, Pennsylvania, snow does not fall in June through September.

When are the longest days in Knox?

The month with the longest days in Knox, Pennsylvania, is June, with an average of 15h and 6min of daylight.

What month is the hottest in Knox?

Knox, Pennsylvania, experiences its average highest temperatures in July, reaching a peak of 81°F (27.2°C) and a minimum of 59°F (15°C).

What is the least humid month in Knox?

The least humid month in Knox, Pennsylvania, is July, with an average relative humidity of 78%.

What is the driest month in Knox?

The month with the least rainfall in Knox is August, when the rain falls for 15.8 days and typically collects 1.69" (43mm) of precipitation.

What month has the most sunshine in Knox?

With an average of 9.9h of sunshine, August has the most sunshine of the year in Knox.

What is the month with the shortest days in Knox?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

When is the lowest UV index in Knox?

With an average maximum UV index of 1, December is the month with the lowest UV index in Knox.

Average pressure
Knox, PA

Average pressure - Knox, PA

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Knox, PA

Average wind speed - Knox, PA

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).

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Average humidity
Knox, PA

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%).

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Average rainfall
Knox, PA

Average rainfall - Knox, PA

The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is August (1.69").

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Average rainfall days
Knox, PA

Average rainfall days - Knox, PA

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).

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Average snowfall
Knox, PA

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").

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Average snowfall days
Knox, PA

Average snowfall days - Knox, PA

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).

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Average daylight / Average sunshine
Knox, PA

Average daylight / Average sunshine - Knox, PA

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).

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).

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Average sunshine days
Knox, PA

Average sunshine days - Knox, PA

The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (5.7 days).

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Average visibility
Knox, PA

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).

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Knox, Pennsylvania, USA

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