Climate and monthly weather forecast
Chester Springs, PA

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Weather in January

January, like December, in Chester Springs, Pennsylvania, is another cold winter month, with an average temperature varying between 36°F (2.2°C) and 23.9°F (-4.5°C). January, recording an average high temperature of 36°F (2.2°C) and a low temperature of 23.9°F (-4.5°C), is Chester Springs's coldest month. Weather in January »

Weather in February

February, the last month of the winter in Chester Springs, is also an icy month, with an average temperature ranging between max 39.6°F (4.2°C) and min 26.1°F (-3.3°C). The introduction of February notes a subtle temperature variation to a still cold 39.6°F (4.2°C) from January's 36°F (2.2°C). Weather in February »

Weather in March

March, the first month of the spring in Chester Springs, is a chilly month, with an average temperature fluctuating between 32.9°F (0.5°C) and 48.4°F (9.1°C). March's arrival sees a mild rise in the average high-temperature, transitioning from February's icy 39.6°F (4.2°C) to a frosty 48.4°F (9.1°C). Weather in March »

Weather in April

April is a mild spring month in Chester Springs, Pennsylvania, with an average temperature varying between 43.2°F (6.2°C) and 60.6°F (15.9°C). Chester Springs's weather shows a temperature rise with the arrival of April, moving from a chilly 48.4°F (9.1°C) in March to a mild 60.6°F (15.9°C). Weather in April »

Weather in May

May, the last month of the spring in Chester Springs, is an agreeable month, with an average temperature varying between 71.2°F (21.8°C) and 53.1°F (11.7°C). May sees a rise in the average high-temperature, climbing from a mild 60.6°F (15.9°C) in April to a pleasant 71.2°F (21.8°C). Weather in May »

Weather in June

June, the first month of the summer in Chester Springs, is a moderately hot month, with an average temperature fluctuating between 79.2°F (26.2°C) and 61°F (16.1°C). With the onset of June, Chester Springs experiences a subtle temperature shift, with the average high-temperature moving from an agreeable 71.2°F (21.8°C) in May to a warm 79.2°F (26.2°C). Weather in June »

Weather in July

July, like June, in Chester Springs, Pennsylvania, is a moderately hot summer month, with an average temperature ranging between min 66.7°F (19.3°C) and max 85.1°F (29.5°C). Temperature readings reach their annual highs in July, averaging 85.1°F (29.5°C) and a minimum average of 66.7°F (19.3°C). Throughout July, the heat index is calculated to be a torrid 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Chester Springs, Pennsylvania, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 65.5°F (18.6°C). Chester Springs's average high-temperature in August is a still moderately hot 82.8°F (28.2°C), marking an insignificant difference from the 85.1°F (29.5°C) of July. Weather in August »

Weather in September

September, the first month of the autumn in Chester Springs, is also a moderately hot month, with an average temperature ranging between min 58.6°F (14.8°C) and max 75.7°F (24.3°C). In September, the average high-temperature marginally decreases from a moderately hot 82.8°F (28.2°C) in August to a still warm 75.7°F (24.3°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Chester Springs, Pennsylvania, with an average temperature fluctuating between 48.4°F (9.1°C) and 63.5°F (17.5°C). October brings a drop in Chester Springs's average high-temperature, falling from a moderately hot 75.7°F (24.3°C) in September to a comfortable 63.5°F (17.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Chester Springs, is also a fresh month, with an average temperature fluctuating between 37.6°F (3.1°C) and 51.1°F (10.6°C). The shift from October to November corresponds with a decrease in the average high-temperature, down to a fresh 51.1°F (10.6°C) from an enjoyable 63.5°F (17.5°C). Weather in November »

Weather in December

December, the first month of the winter in Chester Springs, is also a wintry month, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 42.3°F (5.7°C). December brings a minor shift in the average high-temperature, adjusting from a fresh 51.1°F (10.6°C) in November to a wintry 42.3°F (5.7°C). Weather in December »
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, noted for its average high-temperature of 36°F (2.2°C) and an average low-temperature of 23.9°F (-4.5°C), is considered the coldest month.

How many days does it rain?

Throughout the year, in Chester Springs, there are 132.3 rainfall days, and 13.98" (355mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through March, November and December.

When does it snow the most?

The months with the most snowfall are January and February, with an average 0.59" (15mm) of accumulated snow.

How many days does it snow?

Throughout the year, there are 15.1 snowfall days, and 2.2" (56mm) of snow is accumulated.

When is the lowest UV index?

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?

The most humid month is February, with an average relative humidity of 80%.

What is the driest month?

February is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.75" (19mm) of precipitation.

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 4.6h of sunshine.

When is Daylight Saving Time (DST) in Chester Springs?

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 are the least humid months?

April and July, with an average relative humidity of 74%, are the least humid months.

When it does not snow?

April through October are months without snowfall.

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 6.

When are the longest days?

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

What is the warmest month?

Chester Springs's July weather reaches an average high of 85.1°F (29.5°C) and an average low of 66.7°F (19.3°C), making it the warmest month.

What month has the most sunshine?

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

What is the wettest month?

The month with the most rainfall is August, when the rain falls for 13.5 days and typically aggregates up to 1.77" (45mm) of precipitation.

What is the month with the shortest days?

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

Average temperature
Chester Springs, PA

Average temperature - Chester Springs, PA

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure
Chester Springs, PA

Average pressure - Chester Springs, 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).

Average wind speed
Chester Springs, PA

Average wind speed - Chester Springs, PA

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity
Chester Springs, PA

Average humidity - Chester Springs, PA

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall
Chester Springs, PA

Average rainfall - Chester Springs, PA

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days
Chester Springs, PA

Average rainfall days - Chester Springs, PA

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).

Average snowfall
Chester Springs, PA

Average snowfall - Chester Springs, PA

The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Chester Springs, PA

Average snowfall days - Chester Springs, PA

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Chester Springs, PA

Average daylight / Average sunshine - Chester Springs, 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 36min).

Average sunshine days
Chester Springs, PA

Average sunshine days - Chester Springs, PA

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).

Average UV index
Chester Springs, PA

Average UV index - Chester Springs, 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).

Average visibility
Chester Springs, PA

Average visibility - Chester Springs, 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).

Chester Springs, Pennsylvania, USA

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