Climate and monthly weather forecast
Westminster, MA

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Weather in January

January, like December, is another subzero cold winter month in Westminster, Massachusetts, with an average temperature varying between 29.7°F (-1.3°C) and 17.6°F (-8°C). January is the coldest month, exhibiting average temperatures of 29.7°F (-1.3°C) at the peak and 17.6°F (-8°C) at the base. Weather in January »

Weather in February

February, the last month of the winter in Westminster, is a wintry month, with an average temperature fluctuating between 33.3°F (0.7°C) and 18.9°F (-7.3°C). Westminster commences February with an average high-temperature of a wintry 33.3°F (0.7°C), maintaining a close resemblance to the previous month. Weather in February »

Weather in March

The first month of the spring, March, is also an icy month in Westminster, Massachusetts, with an average temperature ranging between min 26.4°F (-3.1°C) and max 40.6°F (4.8°C). March witnesses a minor rise in the average high-temperature, transitioning from a wintry 33.3°F (0.7°C) in February to a still icy 40.6°F (4.8°C). Weather in March »

Weather in April

April in Westminster, Massachusetts, is a fresh spring month, with an average temperature ranging between max 54°F (12.2°C) and min 36.9°F (2.7°C). The beginning of April signals a rise in the average high-temperature, moving from a wintry 40.6°F (4.8°C) in March to a cool 54°F (12.2°C). Weather in April »

Weather in May

May, the last month of the spring in Westminster, is an enjoyable month, with temperature in the range of an average low of 47.1°F (8.4°C) and an average high of 66.2°F (19°C). May brings a temperature change, with average high-temperatures moving from April's fresh 54°F (12.2°C) to a comfortable 66.2°F (19°C). Weather in May »

Weather in June

June, the first month of the summer in Westminster, is a moderately hot month, with an average temperature varying between 54.7°F (12.6°C) and 73.6°F (23.1°C). Westminster's June weather indicates a minor increase in high-temperatures, edging from May's refreshing 66.2°F (19°C) to a warm 73.6°F (23.1°C). Weather in June »

Weather in July

July, like June, in Westminster, Massachusetts, is a moderately hot summer month, with temperature in the range of an average high of 80.4°F (26.9°C) and an average low of 61.3°F (16.3°C). In Westminster, the peak average temperatures are observed in July, with a high of 80.4°F (26.9°C) and a low of 61.3°F (16.3°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Westminster, Massachusetts, with an average temperature fluctuating between 78.4°F (25.8°C) and 59.5°F (15.3°C). August's presence records an average high-temperature of a still moderately hot 78.4°F (25.8°C), closely mirroring July's climate. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Westminster, Massachusetts, with an average temperature varying between 52.7°F (11.5°C) and 71.1°F (21.7°C). In Westminster, the average high-temperature in September gently drops from a warm 78.4°F (25.8°C) in August to an agreeable 71.1°F (21.7°C). Weather in September »

Weather in October

October, the same as September, in Westminster, Massachusetts, is another refreshing autumn month, with an average temperature ranging between max 58.1°F (14.5°C) and min 43.5°F (6.4°C). As September transitions into October, Westminster sees a drop in the average high-temperature, transitioning from a pleasant 71.1°F (21.7°C) to a refreshing 58.1°F (14.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Westminster, is also a frosty month, with an average temperature varying between 46.2°F (7.9°C) and 33.3°F (0.7°C). Transition into November marks a drop in the average high-temperature, moving from a refreshing 58.1°F (14.5°C) in October to a frosty 46.2°F (7.9°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Westminster, Massachusetts, with an average temperature fluctuating between 24.8°F (-4°C) and 35.8°F (2.1°C). December's onset corresponds with a shift in the average high-temperature, moving from a chilly 46.2°F (7.9°C) in November to an icy 35.8°F (2.1°C). Weather in December »
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, known for its average high temperature of 29.7°F (-1.3°C) and an average low temperature of 17.6°F (-8°C), is the coldest month.

How much does it rain?

Throughout the year, there are 119.4 rainfall days, and 12.44" (316mm) of precipitation is accumulated.

When does it snow in Westminster?

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

How many days does it snow?

In Westminster, during the entire year, snow falls for 41.1 days and aggregates up to 13.27" (337mm) of snow.

When is the lowest UV index?

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.

What is the most humid month in Westminster?

The most humid month is February, with an average relative humidity of 82%.

What is the driest month?

The month with the least rainfall is February, when the rain falls for 4.4 days and typically collects 0.71" (18mm) of precipitation.

What is the month with the least sunshine in Westminster?

The month with the least sunshine is February, with an average of 4.2h of sunshine.

When does it snow the most?

March is the month with the most snowfall. Snow falls for 8.6 days and accumulates 2.87" (73mm) of snow.

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 least humid month in Westminster?

The least humid month is April, with an average relative humidity of 73%.

What is the wettest month?

The wettest months are June and July, with an average 1.3" (33mm) of rainfall.

When it does not snow?

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

When are the longest days?

The month with the longest days is June, with an average of 15h and 18min of daylight.

What is the warmest month?

With its average high temperature of 80.4°F (26.9°C) and a low of 61.3°F (16.3°C), July is regarded as the warmest month.

What are the months with the most sunshine?

The months with the most sunshine are July and August, with an average of 9.8h of sunshine.

When is the highest UV index?

With an average maximum UV index of 6, July is the month with the highest UV index.

What is the month with the shortest days in Westminster?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

Average temperature
Westminster, MA

Average temperature - Westminster, MA

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.7°F).

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

Average pressure
Westminster, MA

Average pressure - Westminster, 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).

Average wind speed
Westminster, MA

Average wind speed - Westminster, MA

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity
Westminster, MA

Average humidity - Westminster, MA

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (73%).

Average rainfall
Westminster, MA

Average rainfall - Westminster, MA

The wettest months (with the highest rainfall) are June and July (1.3").
The driest month (with the least rainfall) is February (0.71").

Average rainfall days
Westminster, MA

Average rainfall days - Westminster, MA

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.4 days).

Average snowfall
Westminster, MA

Average snowfall - Westminster, MA

The month with the highest snowfall is March (2.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Westminster, MA

Average snowfall days - Westminster, MA

The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Westminster, MA

Average daylight / Average sunshine - Westminster, 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 months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days
Westminster, MA

Average sunshine days - Westminster, MA

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is April (14.3 days).

Average UV index
Westminster, MA

Average UV index - Westminster, MA

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average visibility
Westminster, MA

Average visibility - Westminster, 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).

Westminster, Massachusetts, USA

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