Climate and monthly weather forecast
Newtown Square, PA

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Weather in January

January, the same as December, is an icy winter month in Newtown Square, Pennsylvania, with an average temperature varying between 24.3°F (-4.3°C) and 36.5°F (2.5°C). January proves to be the coldest month, recording an average maximum temperature of 36.5°F (2.5°C) and a minimum temperature of 24.3°F (-4.3°C). Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in Newtown Square, Pennsylvania, with an average temperature fluctuating between 39.9°F (4.4°C) and 26.4°F (-3.1°C). Upon the onset of February, Newtown Square witnesses an average high-temperature of a still wintry 39.9°F (4.4°C), showing a close resemblance to the prior month. Weather in February »

Weather in March

March, the first month of the spring in Newtown Square, is a frosty month, with an average temperature varying between 33.4°F (0.8°C) and 48.2°F (9°C). March brings a slight rise in Newtown Square's average high-temperature, moving from an icy 39.9°F (4.4°C) in February to a chilly 48.2°F (9°C). Weather in March »

Weather in April

April in Newtown Square, Pennsylvania, is an enjoyable spring month, with an average temperature fluctuating between 61°F (16.1°C) and 43.7°F (6.5°C). Newtown Square's transition into April brings a rise in the average high-temperature, moving from a chilly 48.2°F (9°C) in March to a refreshing 61°F (16.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Newtown Square, Pennsylvania, with temperature in the range of an average low of 53.8°F (12.1°C) and an average high of 71.2°F (21.8°C). The shift into May is accompanied by a temperature increase, with the average high-temperature rising from an enjoyable 61°F (16.1°C) in April to an agreeable 71.2°F (21.8°C). Weather in May »

Weather in June

June, the first month of the summer in Newtown Square, is a moderately hot month, with an average temperature fluctuating between 79.3°F (26.3°C) and 61.7°F (16.5°C). June's arrival sees a mild rise in the average high-temperature, transitioning from May's pleasant 71.2°F (21.8°C) to a warm 79.3°F (26.3°C). Weather in June »

Weather in July

July, like June, in Newtown Square, Pennsylvania, is a moderately hot summer month, with an average temperature varying between 85.3°F (29.6°C) and 67.6°F (19.8°C). July stands out as Newtown Square's warmest month, with temperatures ranging between an average high of 85.3°F (29.6°C) and a low of 67.6°F (19.8°C). In July, the average heat index is calculated to be a sweltering 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Newtown Square, Pennsylvania, with an average temperature fluctuating between 66°F (18.9°C) and 82.9°F (28.3°C). As Newtown Square welcomes August, the average high-temperature is noted at a still moderately hot 82.9°F (28.3°C), closely aligning with the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Newtown Square, is also a moderately hot month, with an average temperature fluctuating between 75.9°F (24.4°C) and 59.5°F (15.3°C). September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's 82.9°F (28.3°C) to a still warm 75.9°F (24.4°C). Weather in September »

Weather in October

October, like September, in Newtown Square, Pennsylvania, is another enjoyable autumn month, with an average temperature fluctuating between 48.9°F (9.4°C) and 63.5°F (17.5°C). As September shifts into October, a slight alteration in temperatures is observed, with average highs reducing from a moderately hot 75.9°F (24.4°C) to a refreshing 63.5°F (17.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Newtown Square, Pennsylvania, with temperature in the range of an average high of 51.8°F (11°C) and an average low of 37.6°F (3.1°C). November is characterized by a reduction in the average high-temperature, from an enjoyable 63.5°F (17.5°C) in October to a cool 51.8°F (11°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Newtown Square, Pennsylvania, with temperature in the range of an average high of 42.6°F (5.9°C) and an average low of 31.1°F (-0.5°C). Newtown Square, Pennsylvania, experiences a temperature shift at the start of December, with average high-temperatures adjusting from a cool 51.8°F (11°C) in November to a wintry 42.6°F (5.9°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Newtown Square?

January stands out as Newtown Square's coldest month, with an average high-temperature of 36.5°F (2.5°C) and a low-temperature of 24.3°F (-4.3°C).

What is the driest month in Newtown Square?

January, February and November are months with the least rain when the rain falls for 6.3 days and typically aggregates up to 1.3" (33mm) of rain.

How much does it rain in Newtown Square?

In Newtown Square, during the entire year, the rain falls for 138.1 days and collects up to 20.79" (528mm) of precipitation.

When does it snow in Newtown Square?

January through May, October through December are months with snowfall in Newtown Square.

How much does it snow in Newtown Square?

In Newtown Square, during the entire year, snow falls for 19.3 days and aggregates up to 7.68" (195mm) of snow.

When is the lowest UV index in Newtown Square?

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

What is the most humid month in Newtown Square?

The months with the highest humidity in Newtown Square, Pennsylvania, are February and October, with an average relative humidity of 79%.

What is the month with the least sunshine in Newtown Square?

The month with the least sunshine is February, with an average of 4.5h of sunshine.

What is the snowiest month in Newtown Square?

March is the month with the most snowfall. Snow falls for 4 days and accumulates 1.93" (49mm) of snow.

When is Daylight Saving Time (DST) in Newtown Square?

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

April, July and August, with an average relative humidity of 73%, are the least humid months in Newtown Square.

When is the highest UV index in Newtown Square?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

When it does not snow in Newtown Square?

June through September are months without snowfall in Newtown Square, Pennsylvania.

When are the longest days in Newtown Square?

June has the longest days of the year in Newtown Square, with an average of 15h and 0min of daylight.

What are the warmest months in Newtown Square?

The warmest time of the year is July, with temperatures averaging a high of 85.3°F (29.6°C) and a low of 67.6°F (19.8°C).

What month has the most sunshine in Newtown Square?

With an average of 10.5h of sunshine, July has the most sunshine of the year.

What is the wettest month in Newtown Square?

August is the month with the most rainfall in Newtown Square. Rain falls for 15.4 days and accumulates 2.72" (69mm) of precipitation.

What is the month with the shortest days in Newtown Square?

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

Average temperature
Newtown Square, PA

Average temperature - Newtown Square, PA

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (36.5°F).

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure
Newtown Square, PA

Average pressure - Newtown Square, 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
Newtown Square, PA

Average wind speed - Newtown Square, PA

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity
Newtown Square, PA

Average humidity - Newtown Square, PA

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April, July and August (73%).

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Average rainfall
Newtown Square, PA

Average rainfall - Newtown Square, PA

The wettest month (with the highest rainfall) is August (2.72").
The driest months (with the least rainfall) are January, February and November (1.3").

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Average rainfall days
Newtown Square, PA

Average rainfall days - Newtown Square, PA

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall
Newtown Square, PA

Average snowfall - Newtown Square, PA

The month with the highest snowfall is March (1.93").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Newtown Square, PA

Average snowfall days - Newtown Square, PA

The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Newtown Square, PA

Average daylight / Average sunshine - Newtown Square, 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 30min).

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Average sunshine days
Newtown Square, PA

Average sunshine days - Newtown Square, PA

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (12.7 days).

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Average UV index
Newtown Square, PA

Average UV index - Newtown Square, 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, March, November and December (UV index 2).

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Average visibility
Newtown Square, PA

Average visibility - Newtown Square, 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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Newtown Square, Pennsylvania, USA

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