Climate and monthly weather forecast
Stony Run, PA

Weather in January

January, like December, in Stony Run, Pennsylvania, is another cold winter month, with an average temperature ranging between max 34.3°F (1.3°C) and min 21.9°F (-5.6°C). With an average high-temperature of 34.3°F (1.3°C) and an average low-temperature of 21.9°F (-5.6°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Stony Run, Pennsylvania, with an average temperature fluctuating between 37.6°F (3.1°C) and 23.5°F (-4.7°C). In Stony Run, the average high-temperature in February is practically the same as in January - a still cold 37.6°F (3.1°C). Weather in February »

Weather in March

March, the first month of the spring in Stony Run, is a frosty month, with an average temperature fluctuating between 46.8°F (8.2°C) and 30.6°F (-0.8°C). In March, the average high-temperature rises from a cold 37.6°F (3.1°C) in February to a chilly 46.8°F (8.2°C). Weather in March »

Weather in April

April in Stony Run, Pennsylvania, is a mild spring month, with an average temperature fluctuating between 40.5°F (4.7°C) and 59°F (15°C). In Stony Run, the average high-temperature in April rises from a chilly 46.8°F (8.2°C) in March to a mild 59°F (15°C). Weather in April »

Weather in May

May, the last month of the spring in Stony Run, is an agreeable month, with an average temperature ranging between min 50.9°F (10.5°C) and max 69.4°F (20.8°C). In Stony Run, Pennsylvania, the average high-temperature in May rises from a moderate 59°F (15°C) in April to a pleasant 69.4°F (20.8°C). Weather in May »

Weather in June

June, the first month of the summer in Stony Run, is a warm month, with an average temperature varying between 77.5°F (25.3°C) and 58.1°F (14.5°C). In June, the average high-temperature slightly increases from an agreeable 69.4°F (20.8°C) in May to a warm 77.5°F (25.3°C). Weather in June »

Weather in July

July, like June, in Stony Run, Pennsylvania, is a moderately hot summer month, with an average temperature fluctuating between 63.1°F (17.3°C) and 83.5°F (28.6°C). With an average high-temperature of 83.5°F (28.6°C) and an average low-temperature of 63.1°F (17.3°C), July is the warmest month. In July, the average heat index is estimated at a hot 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in Stony Run, is also a moderately hot month, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 61.3°F (16.3°C). In Stony Run, the average high-temperature in August is practically the same as in July - a still warm 81.1°F (27.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Stony Run, Pennsylvania, with an average temperature fluctuating between 55°F (12.8°C) and 74.3°F (23.5°C). In Stony Run, the average high-temperature in September slightly decreases from a warm 81.1°F (27.3°C) in August to a still moderately hot 74.3°F (23.5°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Stony Run, Pennsylvania, with an average temperature fluctuating between 45.9°F (7.7°C) and 61.9°F (16.6°C). In Stony Run, the average high-temperature in October drops from a warm 74.3°F (23.5°C) in September to an enjoyable 61.9°F (16.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Stony Run, Pennsylvania, with an average temperature ranging between min 35.2°F (1.8°C) and max 49.8°F (9.9°C). In Stony Run, the average high-temperature in November decreases from an enjoyable 61.9°F (16.6°C) in October to a frosty 49.8°F (9.9°C). Weather in November »

Weather in December

December, the first month of the winter in Stony Run, is still a cold month, with an average temperature varying between 29.1°F (-1.6°C) and 40.1°F (4.5°C). In December, the average high-temperature drops from a frosty 49.8°F (9.9°C) in November to a wintry 40.1°F (4.5°C). Weather in December »
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FAQ

What is the coldest month in Stony Run?

With an average high-temperature of 34.3°F (1.3°C) and an average low-temperature of 21.9°F (-5.6°C), January is the coldest month.

How much does it rain in Stony Run?

In Stony Run, Pennsylvania, during the entire year, the rain falls for 147.9 days and collects up to 25.94" (659mm) of precipitation.

When does it snow in Stony Run?

January through April, October through December are months with snowfall in Stony Run, Pennsylvania.

When does it snow the most in Stony Run?

The month with the most snowfall in Stony Run is January, when snow falls for 7.8 days and typically aggregates up to 4.02" (102mm) of snow.

How many days does it snow in Stony Run?

Throughout the year, in Stony Run, there are 24.9 snowfall days, and 13.54" (344mm) of snow is accumulated.

When is the lowest UV index in Stony Run?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the most humid month in Stony Run?

With an average relative humidity of 82%, February is the most humid month in Stony Run, Pennsylvania.

What is the month with the least sunshine in Stony Run?

February has the least sunshine of the year, with an average of 4.5h of sunshine.

When is Daylight Saving Time (DST) in Stony Run?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Stony Run, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Stony Run?

The least humid month in Stony Run, Pennsylvania, is April, with an average relative humidity of 76%.

When it does not snow in Stony Run?

May through September are months without snowfall in Stony Run.

When are the longest days in Stony Run?

With an average of 15h and 2min of daylight, June has the longest days of the year.

What are the months with the highest UV index in Stony Run?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Stony Run.

What is the warmest month in Stony Run?

July is the warmest month in Stony Run, Pennsylvania, with an average high-temperature of 83.5°F (28.6°C) and an average low-temperature of 63.1°F (17.3°C).

What month has the most sunshine in Stony Run?

July has the most sunshine of the year in Stony Run, with an average of 10.4h of sunshine.

What is the rainiest month in Stony Run?

August is the month with the most rainfall. Rain falls for 14.9 days and accumulates 2.8" (71mm) of precipitation.

What is the driest month in Stony Run?

September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 1.54" (39mm) of precipitation.

What is the month with the shortest days in Stony Run?

The month with the shortest days is December, with an average of 9h and 19min of daylight.

Average temperature
Stony Run, PA

Average temperature - Stony Run, PA

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34.3°F).

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure
Stony Run, PA

Average pressure - Stony Run, 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
Stony Run, PA

Average wind speed - Stony Run, PA

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average rainfall
Stony Run, PA

Average rainfall - Stony Run, PA

The wettest month (with the highest rainfall) is August (2.8").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days
Stony Run, PA

Average rainfall days - Stony Run, PA

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (7.2 days).

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Average snowfall
Stony Run, PA

Average snowfall - Stony Run, PA

The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Stony Run, PA

Average snowfall days - Stony Run, PA

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Stony Run, PA

Average daylight / Average sunshine - Stony Run, PA

The month with the longest days is June (Average daylight: 15h and 2min).
The month with the shortest days is December (Average daylight: 9h and 19min).

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days
Stony Run, PA

Average sunshine days - Stony Run, PA

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11 days).

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Average UV index
Stony Run, PA

Average UV index - Stony Run, PA

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Stony Run, PA

Average visibility - Stony Run, PA

The months with the highest visibility are January, March, April, June, July and November (6mi).
The months with the lowest visibility are February, May, August, September, October and December (5mi).

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