Climate and monthly weather forecast
Chester, MA

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Weather in January

January, like December, is another subzero cold winter month in Chester, Massachusetts, with an average temperature ranging between max 28.9°F (-1.7°C) and min 17.1°F (-8.3°C). With its high average temperature of 28.9°F (-1.7°C) and a low of 17.1°F (-8.3°C), January is regarded as the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Chester, is a wintry month, with an average temperature ranging between max 32.2°F (0.1°C) and min 18.5°F (-7.5°C). As January turns into February, the average high-temperatures rest at a wintry 32.2°F (0.1°C), showing a minor variation from the prior month. Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Chester, Massachusetts, with an average temperature fluctuating between 40.5°F (4.7°C) and 25.9°F (-3.4°C). The embrace of March brings a minor uplift in the average high-temperature, shifting from 32.2°F (0.1°C) in February to a still wintry 40.5°F (4.7°C). Weather in March »

Weather in April

April is a cool spring month in Chester, Massachusetts, with an average temperature ranging between min 36.3°F (2.4°C) and max 54°F (12.2°C). April brings a temperature increase, with average high-temperatures moving from March's icy 40.5°F (4.7°C) to a cool 54°F (12.2°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Chester, Massachusetts, with temperature in the range of an average high of 66.2°F (19°C) and an average low of 47.1°F (8.4°C). As April transitions into May, Chester sees a rise in the average high-temperature, moving from a fresh 54°F (12.2°C) to an enjoyable 66.2°F (19°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Chester, Massachusetts, with an average temperature ranging between min 54.1°F (12.3°C) and max 73.4°F (23°C). June brings a slight rise in Chester's average high-temperature, moving from a comfortable 66.2°F (19°C) in May to a moderately hot 73.4°F (23°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Chester, Massachusetts, with an average temperature varying between 60.1°F (15.6°C) and 79.9°F (26.6°C). July, noted for its average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 60.1°F (15.6°C), is considered the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Chester, Massachusetts, with an average temperature varying between 58.8°F (14.9°C) and 77.7°F (25.4°C). The commencement of August records an average high-temperature of a still moderately hot 77.7°F (25.4°C), barely varying from July's 79.9°F (26.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Chester, Massachusetts, with an average temperature fluctuating between 70.7°F (21.5°C) and 52.5°F (11.4°C). Chester's September weather features a light decline in high-temperatures, reducing from a moderately hot 77.7°F (25.4°C) in August to a pleasant 70.7°F (21.5°C). Weather in September »

Weather in October

October, the same as September, in Chester, Massachusetts, is another refreshing autumn month, with an average temperature ranging between min 42.8°F (6°C) and max 57.4°F (14.1°C). Chester's progression into October includes a drop in the average high-temperature, from an agreeable 70.7°F (21.5°C) in September to a moderate 57.4°F (14.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Chester, Massachusetts, with temperature in the range of an average high of 45.1°F (7.3°C) and an average low of 32°F (0°C). November's arrival comes with a decrease in the average high-temperature, moving from a refreshing 57.4°F (14.1°C) in October to a frosty 45.1°F (7.3°C). Weather in November »

Weather in December

December, the first month of the winter in Chester, is still a cold month, with an average temperature ranging between max 34.7°F (1.5°C) and min 24.1°F (-4.4°C). Chester's December weather shows a moderate shift in high-temperatures, falling from November's frosty 45.1°F (7.3°C) to a cold 34.7°F (1.5°C). Weather in December »
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Frequently asked questions

What is the coldest month in Chester?

The coldest time of the year is January, with temperatures averaging a high of 28.9°F (-1.7°C) and a low of 17.1°F (-8.3°C).

How much does it rain in Chester?

In Chester, during the entire year, the rain falls for 155.8 days and collects up to 32.87" (835mm) of precipitation.

When does it snow in Chester?

Months with snowfall in Chester, Massachusetts, are January through May, October through December.

How many days does it snow in Chester?

Throughout the year, in Chester, there are 54.3 snowfall days, and 34.45" (875mm) of snow is accumulated.

What are the months with the lowest UV index in Chester?

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

What is the most humid month in Chester?

February is the most humid month in Chester, with an average relative humidity of 84%.

When does it snow the most in Chester?

February is the month with the most snowfall in Chester. Snow falls for 12.8 days and accumulates 7.87" (200mm) of snow.

What is the month with the least sunshine in Chester?

The month with the least sunshine in Chester, Massachusetts, is February, with an average of 4.1h of sunshine.

When is Daylight Saving Time (DST) in Chester?

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

April is the least humid month in Chester, Massachusetts, with an average relative humidity of 74%.

What are the months with the highest UV index in Chester?

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

When it does not snow in Chester?

In Chester, Massachusetts, snow does not fall in June through September.

When are the longest days in Chester?

With an average of 15h and 12min of daylight, June has the longest days of the year.

What is the hottest time of year in Chester?

July, with an average high of 79.9°F (26.6°C) and a low of 60.1°F (15.6°C), signifies the warmest month of the year in Chester, Massachusetts.

What is the month with the most sunshine in Chester?

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

What is the driest month in Chester?

September is the month with the least rainfall in Chester, Massachusetts. Rain falls for 13.1 days and accumulates 2.13" (54mm) of precipitation.

What is the wettest month in Chester?

October is the month with the most rainfall. Rain falls for 14.3 days and accumulates 3.35" (85mm) of precipitation.

What is the month with the shortest days in Chester?

December has the shortest days of the year in Chester, Massachusetts, with an average of 9h and 6min of daylight.

Average temperature
Chester, MA

Average temperature - Chester, MA

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.9°F).

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure
Chester, MA

Average pressure - Chester, MA

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Chester, MA

Average wind speed - Chester, MA

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average rainfall
Chester, MA

Average rainfall - Chester, MA

The wettest month (with the highest rainfall) is October (3.35").
The driest month (with the least rainfall) is September (2.13").

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Average rainfall days
Chester, MA

Average rainfall days - Chester, MA

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (6.8 days).

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Average snowfall
Chester, MA

Average snowfall - Chester, MA

The month with the highest snowfall is February (7.87").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Chester, MA

Average snowfall days - Chester, MA

The month with the highest number of snowfall days is February (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Chester, MA

Average daylight / Average sunshine - Chester, MA

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days
Chester, MA

Average sunshine days - Chester, MA

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index
Chester, MA

Average UV index - Chester, MA

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Chester, MA

Average visibility - Chester, MA

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

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Chester, Massachusetts, USA

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