Climate and monthly weather forecast
Blackstone, MA

Weather in January

January, the same as December, is a wintry winter month in Blackstone, Massachusetts, with temperature in the range of an average high of 33.4°F (0.8°C) and an average low of 21.4°F (-5.9°C). The coldest month is January, with an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 21.4°F (-5.9°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Blackstone, Massachusetts, with an average temperature ranging between min 21.9°F (-5.6°C) and max 36.3°F (2.4°C). In February, the average high-temperature is relatively the same as in January - a still cold 36.3°F (2.4°C). Weather in February »

Weather in March

March, the first month of the spring in Blackstone, is a chilly month, with an average temperature varying between 43.9°F (6.6°C) and 29.1°F (-1.6°C). In March, the average high-temperature marginally rises from a cold 36.3°F (2.4°C) in February to a frosty 43.9°F (6.6°C). Weather in March »

Weather in April

April is a mild spring month in Blackstone, Massachusetts, with an average temperature fluctuating between 56.3°F (13.5°C) and 39.6°F (4.2°C). In April, the average high-temperature rises from a chilly 43.9°F (6.6°C) in March to a mild 56.3°F (13.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Blackstone, Massachusetts, with an average temperature fluctuating between 49.1°F (9.5°C) and 67.6°F (19.8°C). In Blackstone, the average high-temperature in May rises from a moderate 56.3°F (13.5°C) in April to an enjoyable 67.6°F (19.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Blackstone, Massachusetts, with an average temperature ranging between min 55.9°F (13.3°C) and max 74.8°F (23.8°C). In Blackstone, the average high-temperature in June marginally rises from a comfortable 67.6°F (19.8°C) in May to a moderately hot 74.8°F (23.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Blackstone, Massachusetts, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 82°F (27.8°C). July is the warmest month, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 63°F (17.2°C). In July, the average heat index is estimated at a tropical 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Blackstone, is another warm month, with an average temperature varying between 61.5°F (16.4°C) and 80.8°F (27.1°C). In Blackstone, the average high-temperature in August is almost the same as in July - a still warm 80.8°F (27.1°C). Weather in August »

Weather in September

September, the first month of the autumn in Blackstone, is also an agreeable month, with an average temperature varying between 55.2°F (12.9°C) and 73°F (22.8°C). In Blackstone, the average high-temperature in September slightly decreases from a warm 80.8°F (27.1°C) in August to a pleasant 73°F (22.8°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Blackstone, Massachusetts, with temperature in the range of an average low of 46.2°F (7.9°C) and an average high of 61.2°F (16.2°C). In October, the average high-temperature decreases from a pleasant 73°F (22.8°C) in September to an enjoyable 61.2°F (16.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Blackstone, Massachusetts, with temperature in the range of an average low of 36°F (2.2°C) and an average high of 49.1°F (9.5°C). In November, the average high-temperature decreases from a comfortable 61.2°F (16.2°C) in October to a frosty 49.1°F (9.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Blackstone, Massachusetts, with an average temperature varying between 28.2°F (-2.1°C) and 39.6°F (4.2°C). In Blackstone, the average high-temperature in December decreases from a chilly 49.1°F (9.5°C) in November to a cold 39.6°F (4.2°C). Weather in December »
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FAQ

What is the coldest month in Blackstone?

The coldest month in Blackstone is January, with an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 21.4°F (-5.9°C).

How many days does it rain in Blackstone?

In Blackstone, Massachusetts, during the entire year, the rain falls for 144.7 days and collects up to 28.15" (715mm) of precipitation.

When does it snow in Blackstone?

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

How many days does it snow in Blackstone?

In Blackstone, during the entire year, snow falls for 28.8 days and aggregates up to 14.65" (372mm) of snow.

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

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 in Blackstone?

With an average relative humidity of 79%, February is the most humid month in Blackstone, Massachusetts.

What is the month with the least sunshine in Blackstone?

February has the least sunshine of the year in Blackstone, Massachusetts, with an average of 4.4h of sunshine.

When does it snow the most in Blackstone?

March is the month with the most snowfall. Snow falls for 7.1 days and accumulates 3.66" (93mm) of snow.

When is Daylight Saving Time (DST) in Blackstone?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Blackstone, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Blackstone?

April is the least humid month in Blackstone, Massachusetts, with an average relative humidity of 71%.

What is the wettest month in Blackstone?

April is the month with the most rainfall in Blackstone, Massachusetts. Rain falls for 14.9 days and accumulates 2.83" (72mm) of precipitation.

When it does not snow in Blackstone?

In Blackstone, snow does not fall in June through September.

When are the longest days in Blackstone?

The month with the longest days is June, with an average of 15h and 11min of daylight.

When is the highest UV index in Blackstone?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Blackstone, Massachusetts.

What is the warmest month in Blackstone?

With an average high-temperature of 82°F (27.8°C) and an average low-temperature of 63°F (17.2°C), July is the warmest month.

What month has the most sunshine in Blackstone?

The month with the most sunshine is August, with an average of 9.9h of sunshine.

What is the driest month in Blackstone?

The month with the least rainfall in Blackstone, Massachusetts, is September, when the rain falls for 11.6 days and typically collects 1.3" (33mm) of precipitation.

What is the month with the shortest days in Blackstone?

With an average of 9h and 11min of daylight, December has the shortest days of the year in Blackstone, Massachusetts.

Average pressure
Blackstone, MA

Average pressure - Blackstone, MA

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Blackstone, MA

Average wind speed - Blackstone, MA

The windiest month (with the highest average wind speed) is March (9.2mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average rainfall
Blackstone, MA

Average rainfall - Blackstone, MA

The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is September (1.3").

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Average rainfall days
Blackstone, MA

Average rainfall days - Blackstone, MA

The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (7.9 days).

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Average snowfall
Blackstone, MA

Average snowfall - Blackstone, MA

The month with the highest snowfall is March (3.66").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Blackstone, MA

Average snowfall days - Blackstone, MA

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Blackstone, MA

Average daylight / Average sunshine - Blackstone, MA

The month with the longest days is June (Average daylight: 15h and 11min).
The month with the shortest days is December (Average daylight: 9h and 11min).

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days
Blackstone, MA

Average sunshine days - Blackstone, MA

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (12.5 days).

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Average UV index
Blackstone, MA

Average UV index - Blackstone, MA

The months with the highest UV index are 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
Blackstone, MA

Average visibility - Blackstone, MA

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

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