Climate and monthly weather forecast
Mill Run, PA

Weather in January

January, like December, in Mill Run, Pennsylvania, is a wintry winter month, with an average temperature fluctuating between 20.5°F (-6.4°C) and 34°F (1.1°C). With an average high-temperature of 34°F (1.1°C) and an average low-temperature of 20.5°F (-6.4°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Mill Run, Pennsylvania, with an average temperature ranging between max 37.9°F (3.3°C) and min 23.4°F (-4.8°C). In Mill Run, Pennsylvania, the average high-temperature in February is almost the same as in January - a still cold 37.9°F (3.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Mill Run, Pennsylvania, with an average temperature ranging between max 46.9°F (8.3°C) and min 31.3°F (-0.4°C). In March, the average high-temperature increases from a wintry 37.9°F (3.3°C) in February to a frosty 46.9°F (8.3°C). Weather in March »

Weather in April

April in Mill Run, Pennsylvania, is a mild spring month, with an average temperature ranging between max 59.9°F (15.5°C) and min 40.5°F (4.7°C). In Mill Run, the average high-temperature in April increases from a frosty 46.9°F (8.3°C) in March to a mild 59.9°F (15.5°C). Weather in April »

Weather in May

May, the last month of the spring in Mill Run, is a pleasant month, with an average temperature fluctuating between 70.7°F (21.5°C) and 50.2°F (10.1°C). In May, the average high-temperature rises from a moderate 59.9°F (15.5°C) in April to an agreeable 70.7°F (21.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Mill Run, Pennsylvania, with temperature in the range of an average high of 77.5°F (25.3°C) and an average low of 55.9°F (13.3°C). In June, the average high-temperature marginally rises from an agreeable 70.7°F (21.5°C) in May to a warm 77.5°F (25.3°C). Weather in June »

Weather in July

July, like June, in Mill Run, Pennsylvania, is another warm summer month, with an average temperature varying between 82°F (27.8°C) and 59.9°F (15.5°C). July is the warmest month, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 59.9°F (15.5°C). In July, the average heat index is calculated to be a hot 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Mill Run, is another warm month, with an average temperature fluctuating between 58.3°F (14.6°C) and 80.4°F (26.9°C). In Mill Run, the average high-temperature in August is practically the same as in July - a still moderately hot 80.4°F (26.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Mill Run, Pennsylvania, with an average temperature fluctuating between 54°F (12.2°C) and 74.5°F (23.6°C). In Mill Run, the average high-temperature in September marginally drops from a warm 80.4°F (26.9°C) in August to a still moderately hot 74.5°F (23.6°C). Weather in September »

Weather in October

October, like September, in Mill Run, Pennsylvania, is another enjoyable autumn month, with an average temperature varying between 44.6°F (7°C) and 61.7°F (16.5°C). In October, the average high-temperature decreases from a moderately hot 74.5°F (23.6°C) in September to a comfortable 61.7°F (16.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Mill Run, Pennsylvania, with an average temperature varying between 33.8°F (1°C) and 49.3°F (9.6°C). In November, the average high-temperature drops from a comfortable 61.7°F (16.5°C) in October to a frosty 49.3°F (9.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Mill Run, Pennsylvania, with an average temperature fluctuating between 39.7°F (4.3°C) and 27.9°F (-2.3°C). In December, the average high-temperature decreases from a chilly 49.3°F (9.6°C) in November to a cold 39.7°F (4.3°C). Weather in December »
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FAQ

What is the coldest month in Mill Run?

The coldest month is January, with an average high-temperature of 34°F (1.1°C) and an average low-temperature of 20.5°F (-6.4°C).

What are the most humid months in Mill Run?

The months with the highest humidity in Mill Run are January and February, with an average relative humidity of 85%.

How much does it rain in Mill Run?

Throughout the year, in Mill Run, there are 150.7 rainfall days, and 16.65" (423mm) of precipitation is accumulated.

When does it snow in Mill Run?

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

What is the snowiest month in Mill Run?

January is the month with the most snowfall in Mill Run, Pennsylvania. Snow falls for 15.9 days and accumulates 4.29" (109mm) of snow.

How many days does it snow in Mill Run?

In Mill Run, during the entire year, snow falls for 58.2 days and aggregates up to 17.44" (443mm) of snow.

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

The month with the least sunshine is January, with an average of 2.9h of sunshine.

What is the month with the lowest UV index in Mill Run?

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

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

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the rainiest month in Mill Run?

The month with the most rainfall is May, when the rain falls for 18.1 days and typically aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Mill Run?

June through September are months without snowfall in Mill Run, Pennsylvania.

When are the longest days in Mill Run?

With an average of 14h and 58min of daylight, June has the longest days of the year in Mill Run, Pennsylvania.

What is the warmest month in Mill Run?

The warmest month in Mill Run is July, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 59.9°F (15.5°C).

What is the least humid month in Mill Run?

The months with the lowest humidity in Mill Run, Pennsylvania, are July and August, with an average relative humidity of 77%.

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

The months with the highest UV index in Mill Run, Pennsylvania, are July and August, with an average maximum UV index of 6.

What month has the most sunshine in Mill Run?

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

What is the driest month in Mill Run?

The months with the least rainfall are September and November Rain falls for 11.5 days and accumulates 0.91" (23mm) of rain.

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

December has the shortest days of the year in Mill Run, Pennsylvania, with an average of 9h and 23min of daylight.

Average pressure
Mill Run, PA

Average pressure - Mill Run, PA

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Mill Run, PA

Average wind speed - Mill Run, PA

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity
Mill Run, PA

Average humidity - Mill Run, PA

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (77%).

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Average rainfall
Mill Run, PA

Average rainfall - Mill Run, PA

The wettest month (with the highest rainfall) is May (1.97").
The driest months (with the least rainfall) are September and November (0.91").

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Average rainfall days
Mill Run, PA

Average rainfall days - Mill Run, PA

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall
Mill Run, PA

Average snowfall - Mill Run, PA

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Mill Run, PA

Average snowfall days - Mill Run, PA

The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Mill Run, PA

Average daylight / Average sunshine - Mill Run, PA

The month with the longest days is June (Average daylight: 14h and 58min).
The month with the shortest days is December (Average daylight: 9h and 23min).

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 54min).

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Average sunshine days
Mill Run, PA

Average sunshine days - Mill Run, PA

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is January (8.6 days).

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Average UV index
Mill Run, PA

Average UV index - Mill Run, PA

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

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