Climate and monthly weather forecast
Glen Mills, PA

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Weather in January

January, like December, in Glen Mills, Pennsylvania, is another cold winter month, with temperature in the range of an average high of 37°F (2.8°C) and an average low of 25.3°F (-3.7°C). In Glen Mills, the month of January registers the lowest temperatures, averaging 37°F (2.8°C) at the peak and 25.3°F (-3.7°C) at the lowest. Weather in January »

Weather in February

February, the last month of the winter in Glen Mills, is also a wintry month, with an average temperature ranging between min 27.3°F (-2.6°C) and max 40.6°F (4.8°C). Glen Mills experiences an average high-temperature of a still cold 40.6°F (4.8°C) in February, subtly different from January's 37°F (2.8°C). Weather in February »

Weather in March

March, the first month of the spring in Glen Mills, is a frosty month, with an average temperature varying between 34.5°F (1.4°C) and 49.1°F (9.5°C). Glen Mills's transition into March brings a slight rise in the average high-temperature, moving from an icy 40.6°F (4.8°C) in February to a frosty 49.1°F (9.5°C). Weather in March »

Weather in April

April in Glen Mills, Pennsylvania, is a comfortable spring month, with an average temperature fluctuating between 44.8°F (7.1°C) and 61.3°F (16.3°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 49.1°F (9.5°C) to a refreshing 61.3°F (16.3°C). Weather in April »

Weather in May

May, the last month of the spring in Glen Mills, is a pleasant month, with an average temperature ranging between min 54.5°F (12.5°C) and max 71.8°F (22.1°C). In Glen Mills, the average high-temperature in May rises, from a refreshing 61.3°F (16.3°C) in April, to a pleasant 71.8°F (22.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Glen Mills, Pennsylvania, with an average temperature varying between 79.5°F (26.4°C) and 62.8°F (17.1°C). June's arrival brings a modest temperature shift, moving from an agreeable 71.8°F (22.1°C) in May to a moderately hot 79.5°F (26.4°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Glen Mills, Pennsylvania, with an average temperature varying between 68.5°F (20.3°C) and 85.6°F (29.8°C). In Glen Mills, July is identified by the highest average temperatures, reaching a peak of 85.6°F (29.8°C) and a low of 68.5°F (20.3°C). The average heat index in July is appraised at a fiery hot 95°F (35°C). Weather in July »

Weather in August

August, the last month of the summer in Glen Mills, is also a moderately hot month, with an average temperature varying between 66.9°F (19.4°C) and 83.1°F (28.4°C). The onset of August brings an average high-temperature of a still warm 83.1°F (28.4°C), nearly matching the July temperature. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Glen Mills, Pennsylvania, with an average temperature varying between 76.3°F (24.6°C) and 60.1°F (15.6°C). The average high-temperature shows a slight dip in September, from August's 83.1°F (28.4°C) to a still moderately hot 76.3°F (24.6°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Glen Mills, Pennsylvania, with an average temperature varying between 64.2°F (17.9°C) and 49.8°F (9.9°C). The onset of October entails a temperature shift, as the average high-temperature decreases from a moderately hot 76.3°F (24.6°C) in September to a refreshing 64.2°F (17.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Glen Mills, Pennsylvania, with temperature in the range of an average high of 52.2°F (11.2°C) and an average low of 38.8°F (3.8°C). Glen Mills's November weather comes with a decrease in average high-temperatures, moving from a comfortable 64.2°F (17.9°C) in October to a fresh 52.2°F (11.2°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Glen Mills, Pennsylvania, with an average temperature fluctuating between 43.5°F (6.4°C) and 32.5°F (0.3°C). December brings a slight decrease in temperature, down from a cool 52.2°F (11.2°C) in November to a frosty 43.5°F (6.4°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Glen Mills?

January is the coldest month of the year in Glen Mills, registering average temperatures as high as 37°F (2.8°C) and as low as 25.3°F (-3.7°C).

What is the driest month in Glen Mills?

The month with the least rainfall is January, when the rain falls for 8.6 days and typically collects 2.36" (60mm) of precipitation.

How many days does it rain in Glen Mills?

In Glen Mills, Pennsylvania, during the entire year, the rain falls for 166.6 days and collects up to 35.59" (904mm) of precipitation.

When does it snow in Glen Mills?

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

How many days does it snow in Glen Mills?

In Glen Mills, during the entire year, snow falls for 22 days and aggregates up to 11.81" (300mm) of snow.

What are the months with the lowest UV index in Glen Mills?

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

What are the most humid months in Glen Mills?

The months with the highest humidity in Glen Mills are February and October, with an average relative humidity of 78%.

When does it snow the most in Glen Mills?

The month with the most snowfall in Glen Mills is February, when snow falls for 5.9 days and typically aggregates up to 3.19" (81mm) of snow.

What is the month with the least sunshine in Glen Mills?

February has the least sunshine of the year, with an average of 4.8h of sunshine.

When is Daylight Saving Time (DST) in Glen Mills?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Glen Mills, 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 least humid month in Glen Mills?

With an average relative humidity of 72%, April is the least humid month.

What are the months with the highest UV index in Glen Mills?

The months with the highest UV index in Glen Mills, Pennsylvania, are May through August, with an average maximum UV index of 6.

When it does not snow in Glen Mills?

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

When are the longest days in Glen Mills?

The month with the longest days is June, with an average of 15h and 0min of daylight.

What are the warmest months in Glen Mills?

Glen Mills's July weather, with an average high temperature of 85.6°F (29.8°C) and an average low temperature of 68.5°F (20.3°C), tends to be the warmest of the year.

What month has the most sunshine in Glen Mills?

The month with the most sunshine is July, with an average of 10.5h of sunshine.

What is the wettest month in Glen Mills?

August is the month with the most rainfall. Rain falls for 17.2 days and accumulates 4.09" (104mm) of precipitation.

What is the month with the shortest days in Glen Mills?

With an average of 9h and 24min of daylight, December has the shortest days of the year in Glen Mills, Pennsylvania.

Average temperature
Glen Mills, PA

Average temperature - Glen Mills, PA

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37°F).

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure
Glen Mills, PA

Average pressure - Glen Mills, 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
Glen Mills, PA

Average wind speed - Glen Mills, PA

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity
Glen Mills, PA

Average humidity - Glen Mills, PA

The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall
Glen Mills, PA

Average rainfall - Glen Mills, PA

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (2.36").

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Average rainfall days
Glen Mills, PA

Average rainfall days - Glen Mills, PA

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall
Glen Mills, PA

Average snowfall - Glen Mills, PA

The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Glen Mills, PA

Average snowfall days - Glen Mills, PA

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Glen Mills, PA

Average daylight / Average sunshine - Glen Mills, PA

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days
Glen Mills, PA

Average sunshine days - Glen Mills, PA

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (10 days).

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Average UV index
Glen Mills, PA

Average UV index - Glen Mills, PA

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

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Average visibility
Glen Mills, PA

Average visibility - Glen Mills, PA

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

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Glen Mills, Pennsylvania, USA

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