Climate and monthly weather forecast
Chester Hill, PA

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Weather in January

January, the same as December, in Chester Hill, Pennsylvania, is a freezing cold winter month, with temperature in the range of an average low of 18°F (-7.8°C) and an average high of 30.6°F (-0.8°C). Temperature readings reach their annual highs in January, averaging 30.6°F (-0.8°C) and a minimum average of 18°F (-7.8°C). Weather in January »

Weather in February

February, the last month of the winter in Chester Hill, is a wintry month, with an average temperature ranging between min 20.3°F (-6.5°C) and max 34.5°F (1.4°C). The onset of February brings an average high-temperature of an icy 34.5°F (1.4°C), nearly matching the January temperature. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Chester Hill, Pennsylvania, with an average temperature varying between 44.1°F (6.7°C) and 28°F (-2.2°C). In March, the meteorological conditions change with the average high-temperature moving from an icy 34.5°F (1.4°C) in February to a chilly 44.1°F (6.7°C). Weather in March »

Weather in April

April is a mild spring month in Chester Hill, Pennsylvania, with an average temperature ranging between min 37.9°F (3.3°C) and max 56.5°F (13.6°C). The beginning of April marks a shift in the average high-temperature, moving from March's frosty 44.1°F (6.7°C) to a mild 56.5°F (13.6°C). Weather in April »

Weather in May

May, the last month of the spring in Chester Hill, is an agreeable month, with an average temperature fluctuating between 48°F (8.9°C) and 68.5°F (20.3°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a moderate 56.5°F (13.6°C) in April to an agreeable 68.5°F (20.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Chester Hill, Pennsylvania, with temperature in the range of an average high of 76.3°F (24.6°C) and an average low of 54.5°F (12.5°C). In June, the meteorological conditions subtly change with the average high-temperature edging from an agreeable 68.5°F (20.3°C) in May to a moderately hot 76.3°F (24.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Chester Hill, Pennsylvania, with an average temperature ranging between max 81.3°F (27.4°C) and min 59.2°F (15.1°C). The warmest period is July, when temperatures fluctuate between an average high of 81.3°F (27.4°C) and a low of 59.2°F (15.1°C). The average heat index in July is appraised at a tropical 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Chester Hill, Pennsylvania, with an average temperature varying between 56.8°F (13.8°C) and 79.3°F (26.3°C). The transition from July to August brings an average high-temperature of a still moderately hot 79.3°F (26.3°C), barely different from July's 81.3°F (27.4°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Chester Hill, Pennsylvania, with an average temperature varying between 52°F (11.1°C) and 72.3°F (22.4°C). September's onset introduces a mild reduction in the average high-temperature, from a moderately hot 79.3°F (26.3°C) in August to an agreeable 72.3°F (22.4°C). Weather in September »

Weather in October

October, the same as September, in Chester Hill, Pennsylvania, is another mild autumn month, with temperature in the range of an average high of 59°F (15°C) and an average low of 42.6°F (5.9°C). As October commences, the average high-temperature shows a reduction, transitioning from a pleasant 72.3°F (22.4°C) in September to a mild 59°F (15°C). Weather in October »

Weather in November

November, the last month of the autumn in Chester Hill, is also a frosty month, with temperature in the range of an average low of 31.8°F (-0.1°C) and an average high of 45.9°F (7.7°C). The average high-temperature drops in November, from October's moderate 59°F (15°C) to a chilly 45.9°F (7.7°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Chester Hill, Pennsylvania, with an average temperature fluctuating between 36.3°F (2.4°C) and 25.9°F (-3.4°C). The arrival of December indicates a decrease in the average high-temperature, moving from a frosty 45.9°F (7.7°C) in November to a cold 36.3°F (2.4°C). Weather in December »
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Chester Hill?

January, recording an average high temperature of 30.6°F (-0.8°C) and a low temperature of 18°F (-7.8°C), is Chester Hill's coldest month.

How many days does it rain?

Throughout the year, in Chester Hill, there are 159 rainfall days, and 23.46" (596mm) of precipitation is accumulated.

When does it snow?

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

When does it snow the most?

January is the month with the most snowfall. Snow falls for 18.3 days and accumulates 6.02" (153mm) of snow.

How much does it snow?

Throughout the year, there are 67.7 snowfall days, and 23.54" (598mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 3.4h of sunshine, January has the least sunshine of the year.

What is the most humid month?

February is the most humid month, with an average relative humidity of 85%.

When is Daylight Saving Time (DST)?

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

May is the month with the most rainfall in Chester Hill. Rain falls for 17.9 days and accumulates 2.87" (73mm) of precipitation.

What is the month with the highest UV index?

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

When it does not snow?

June through September are months without snowfall.

When are the longest days?

June has the longest days of the year, with an average of 15h and 6min of daylight.

What is the hottest time of year?

July, having an average high-temperature of 81.3°F (27.4°C) and an average low-temperature of 59.2°F (15.1°C), is the warmest month.

What is the least humid month?

The least humid month is July, with an average relative humidity of 76%.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 9.9h of sunshine.

What is the driest month?

The month with the least rainfall is November, when the rain falls for 10.5 days and typically collects 1.42" (36mm) of precipitation.

What is the month with the shortest days?

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

What is the month with the lowest UV index?

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

Average temperature
Chester Hill, PA

Average temperature - Chester Hill, PA

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (30.6°F).

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure
Chester Hill, PA

Average pressure - Chester Hill, PA

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
Chester Hill, PA

Average wind speed - Chester Hill, PA

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity
Chester Hill, PA

Average humidity - Chester Hill, PA

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is July (76%).

Average rainfall
Chester Hill, PA

Average rainfall - Chester Hill, PA

The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is November (1.42").

Average rainfall days
Chester Hill, PA

Average rainfall days - Chester Hill, PA

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (8.1 days).

Average snowfall
Chester Hill, PA

Average snowfall - Chester Hill, PA

The month with the highest snowfall is January (6.02").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Chester Hill, PA

Average snowfall days - Chester Hill, PA

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Chester Hill, PA

Average daylight / Average sunshine - Chester Hill, 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 months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days
Chester Hill, PA

Average sunshine days - Chester Hill, PA

The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (8.7 days).

Average UV index
Chester Hill, PA

Average UV index - Chester Hill, PA

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average visibility
Chester Hill, PA

Average visibility - Chester Hill, PA

The months with the highest visibility are January, March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are February and September (4mi).

Chester Hill, Pennsylvania, USA

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