Climate and monthly weather forecast
Dunstable, MA

Weather in January

January, like December, is a freezing cold winter month in Dunstable, Massachusetts, with an average temperature fluctuating between 18.5°F (-7.5°C) and 30.9°F (-0.6°C). The coldest month is January, with an average high-temperature of 30.9°F (-0.6°C) and an average low-temperature of 18.5°F (-7.5°C). Weather in January »

Weather in February

February, the last month of the winter in Dunstable, is a wintry month, with an average temperature ranging between max 34°F (1.1°C) and min 19.4°F (-7°C). In February, the average high-temperature is essentially the same as in January - a cold 34°F (1.1°C). Weather in February »

Weather in March

The first month of the spring, March, is also a wintry month in Dunstable, Massachusetts, with an average temperature varying between 27.1°F (-2.7°C) and 41.5°F (5.3°C). In March, the average high-temperature slightly increases from 34°F (1.1°C) in February to a still wintry 41.5°F (5.3°C). Weather in March »

Weather in April

April is a cool spring month in Dunstable, Massachusetts, with an average temperature varying between 55.2°F (12.9°C) and 37.6°F (3.1°C). In April, the average high-temperature rises from a cold 41.5°F (5.3°C) in March to a cool 55.2°F (12.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Dunstable, Massachusetts, with an average temperature varying between 67.3°F (19.6°C) and 47.7°F (8.7°C). In Dunstable, the average high-temperature in May increases from a cool 55.2°F (12.9°C) in April to an enjoyable 67.3°F (19.6°C). Weather in May »

Weather in June

June, the first month of the summer in Dunstable, is a moderately hot month, with temperature in the range of an average low of 55°F (12.8°C) and an average high of 75°F (23.9°C). In Dunstable, the average high-temperature in June slightly increases from a comfortable 67.3°F (19.6°C) in May to a moderately hot 75°F (23.9°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Dunstable, Massachusetts, with an average temperature ranging between min 61.7°F (16.5°C) and max 81.9°F (27.7°C). With an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 61.7°F (16.5°C), July is the warmest month. The average heat index in July is evaluated at a hot 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Dunstable, is also a moderately hot month, with an average temperature fluctuating between 80.2°F (26.8°C) and 60.1°F (15.6°C). In August, the average high-temperature is essentially the same as in July - a still warm 80.2°F (26.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Dunstable, is still a pleasant month, with an average temperature fluctuating between 53.8°F (12.1°C) and 72.3°F (22.4°C). In Dunstable, the average high-temperature in September slightly decreases from a moderately hot 80.2°F (26.8°C) in August to a pleasant 72.3°F (22.4°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Dunstable, Massachusetts, with an average temperature ranging between max 59.7°F (15.4°C) and min 44.6°F (7°C). In October, the average high-temperature decreases from an agreeable 72.3°F (22.4°C) in September to a moderate 59.7°F (15.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Dunstable, is another chilly month, with an average temperature varying between 34.2°F (1.2°C) and 47.3°F (8.5°C). In November, the average high-temperature drops from a moderate 59.7°F (15.4°C) in October to a chilly 47.3°F (8.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Dunstable, Massachusetts, with an average temperature varying between 25.7°F (-3.5°C) and 36.7°F (2.6°C). In December, the average high-temperature drops from a frosty 47.3°F (8.5°C) in November to a cold 36.7°F (2.6°C). Weather in December »
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FAQ

What is the coldest month in Dunstable?

With an average high-temperature of 30.9°F (-0.6°C) and an average low-temperature of 18.5°F (-7.5°C), January is the coldest month.

How many days does it rain in Dunstable?

In Dunstable, Massachusetts, during the entire year, the rain falls for 147.4 days and collects up to 28.46" (723mm) of precipitation.

When does it snow in Dunstable?

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

How many days does it snow in Dunstable?

In Dunstable, Massachusetts, during the entire year, snow falls for 35.7 days and aggregates up to 25.35" (644mm) of snow.

When is the lowest UV index in Dunstable?

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

What is the most humid month in Dunstable?

The most humid month in Dunstable is February, with an average relative humidity of 81%.

When does it snow the most in Dunstable?

February is the month with the most snowfall. Snow falls for 8.9 days and accumulates 6.38" (162mm) of snow.

What is the month with the least sunshine in Dunstable?

With an average of 4.6h of sunshine, February has the least sunshine of the year in Dunstable.

When is Daylight Saving Time (DST) in Dunstable?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Dunstable, Massachusetts, 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 Dunstable?

With an average relative humidity of 71%, April is the least humid month in Dunstable.

When it does not snow in Dunstable?

June through September are months without snowfall in Dunstable, Massachusetts.

When are the longest days in Dunstable?

With an average of 15h and 16min of daylight, June has the longest days of the year.

What is the month with the highest UV index in Dunstable?

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

What is the warmest month in Dunstable?

With an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 61.7°F (16.5°C), July is the warmest month in Dunstable.

What month has the most sunshine in Dunstable?

The month with the most sunshine is August, with an average of 10.4h of sunshine.

What is the driest month in Dunstable?

September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 1.5" (38mm) of precipitation.

What is the wettest month in Dunstable?

The wettest months in Dunstable are October and December, with an average 2.83" (72mm) of rainfall.

What is the month with the shortest days in Dunstable?

The month with the shortest days in Dunstable is December, with an average of 9h and 7min of daylight.

Average temperature
Dunstable, MA

Average temperature - Dunstable, MA

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (30.9°F).

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure
Dunstable, MA

Average pressure - Dunstable, MA

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Dunstable, MA

Average wind speed - Dunstable, MA

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average rainfall
Dunstable, MA

Average rainfall - Dunstable, MA

The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days
Dunstable, MA

Average rainfall days - Dunstable, MA

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall
Dunstable, MA

Average snowfall - Dunstable, MA

The month with the highest snowfall is February (6.38").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Dunstable, MA

Average snowfall days - Dunstable, MA

The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Dunstable, MA

Average daylight / Average sunshine - Dunstable, MA

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days
Dunstable, MA

Average sunshine days - Dunstable, MA

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (13.2 days).

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Average UV index
Dunstable, MA

Average UV index - Dunstable, 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
Dunstable, MA

Average visibility - Dunstable, MA

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

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