Climate and monthly weather forecast
Windsor, MA

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Weather in January

January, like December, is a freezing cold winter month in Windsor, Massachusetts, with an average temperature fluctuating between 14.4°F (-9.8°C) and 26.6°F (-3°C). January, noted for its average high-temperature of 26.6°F (-3°C) and an average low-temperature of 14.4°F (-9.8°C), is considered the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Windsor, is also a subzero cold month, with an average temperature fluctuating between 15.6°F (-9.1°C) and 29.7°F (-1.3°C). During February, Windsor records an average high-temperature of a still freezing cold 29.7°F (-1.3°C), marking a slight divergence from January's 26.6°F (-3°C). Weather in February »

Weather in March

The first month of the spring, March, is an icy month in Windsor, Massachusetts, with an average temperature fluctuating between 38.1°F (3.4°C) and 23.9°F (-4.5°C). The onset of March introduces a subtle rise in the average high-temperature, nudging from a subzero cold 29.7°F (-1.3°C) in February to a wintry 38.1°F (3.4°C). Weather in March »

Weather in April

April is a fresh spring month in Windsor, Massachusetts, with an average temperature varying between 34.2°F (1.2°C) and 51.6°F (10.9°C). The shift into April is accompanied by a temperature increase, with the average high-temperature rising from a cold 38.1°F (3.4°C) in March to a fresh 51.6°F (10.9°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Windsor, Massachusetts, with an average temperature varying between 45.1°F (7.3°C) and 64.9°F (18.3°C). The average high-temperature increases in May, moving from a cool 51.6°F (10.9°C) in April to a refreshing 64.9°F (18.3°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Windsor, Massachusetts, with temperature in the range of an average low of 52°F (11.1°C) and an average high of 71.8°F (22.1°C). June brings a slight rise in Windsor's average high-temperature, moving from an enjoyable 64.9°F (18.3°C) in May to a pleasant 71.8°F (22.1°C). Weather in June »

Weather in July

July is a moderately hot summer month in Windsor, Massachusetts, with an average temperature fluctuating between 57.7°F (14.3°C) and 78.1°F (25.6°C). July is the month that records the highest temperatures, with averages ranging from a high of 78.1°F (25.6°C) to a low of 57.7°F (14.3°C). Weather in July »

Weather in August

August, the last month of the summer in Windsor, is also a moderately hot month, with temperature in the range of an average low of 56.3°F (13.5°C) and an average high of 75.9°F (24.4°C). As Windsor transitions into August, the average high-temperature stands at a still warm 75.9°F (24.4°C), offering little variation from the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Windsor, is still a pleasant month, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 50°F (10°C). The onset of September brings a small shift in high-temperatures, falling from a moderately hot 75.9°F (24.4°C) in August to an agreeable 68.9°F (20.5°C). Weather in September »

Weather in October

October, like September, in Windsor, Massachusetts, is another fresh autumn month, with an average temperature ranging between min 40.8°F (4.9°C) and max 55°F (12.8°C). The average high-temperature drops in October, from September's agreeable 68.9°F (20.5°C) to a cool 55°F (12.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Windsor, Massachusetts, with an average temperature varying between 42.8°F (6°C) and 29.5°F (-1.4°C). The onset of November comes with a shift in the average high-temperature, falling from a fresh 55°F (12.8°C) in October to a frosty 42.8°F (6°C). Weather in November »

Weather in December

December, the first month of the winter in Windsor, is also an icy month, with an average temperature fluctuating between 21.7°F (-5.7°C) and 32.5°F (0.3°C). With the beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 42.8°F (6°C) in November to a wintry 32.5°F (0.3°C). Weather in December »
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Windsor experiences its average lowest temperatures in January, reaching a peak of 26.6°F (-3°C) and a minimum of 14.4°F (-9.8°C).

What is the driest month?

The months with the least rainfall are January and February Rain falls for 7.3 days and accumulates 1.46" (37mm) of rain.

How many days does it rain?

In Windsor, Massachusetts, during the entire year, the rain falls for 149.4 days and collects up to 24.53" (623mm) of precipitation.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 77.5 snowfall days, and 32.32" (821mm) of snow is accumulated.

What are the months with the lowest UV index?

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

What is the most humid month?

With an average relative humidity of 86%, February is the most humid month.

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 16.7 days and typically aggregates up to 5.59" (142mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 3.4h of sunshine.

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?

April is the least humid month, with an average relative humidity of 77%.

What is the wettest month?

The months with the most rainfall are May and October, with an average 2.56" (65mm) of precipitation.

When it does not snow?

June through September are months without snowfall in Windsor.

When are the longest days?

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

What are the months with the highest UV index?

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

What are the warmest months?

In Windsor, the average highest temperatures are observed in July, with a high of 78.1°F (25.6°C) and a low of 57.7°F (14.3°C).

What month has the most sunshine?

July has the most sunshine of the year, with an average of 9.9h of sunshine.

What is the month with the shortest days?

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

Average temperature
Windsor, MA

Average temperature - Windsor, MA

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (26.6°F).

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure
Windsor, MA

Average pressure - Windsor, MA

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Windsor, MA

Average wind speed - Windsor, MA

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

Average humidity
Windsor, MA

Average humidity - Windsor, MA

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is April (77%).

Average rainfall
Windsor, MA

Average rainfall - Windsor, MA

The wettest months (with the highest rainfall) are May and October (2.56").
The driest months (with the least rainfall) are January and February (1.46").

Average rainfall days
Windsor, MA

Average rainfall days - Windsor, MA

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (6.8 days).

Average snowfall
Windsor, MA

Average snowfall - Windsor, MA

The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Windsor, MA

Average snowfall days - Windsor, MA

The month with the highest number of snowfall days is February (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Windsor, MA

Average daylight / Average sunshine - Windsor, 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 month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

Average sunshine days
Windsor, MA

Average sunshine days - Windsor, MA

The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is February (9.6 days).

Average UV index
Windsor, MA

Average UV index - Windsor, MA

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

Average visibility
Windsor, MA

Average visibility - Windsor, MA

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

Windsor, Massachusetts, USA

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