Climate and monthly weather forecast
Deerfield, MA

Weather in January

January, the same as December, in Deerfield, Massachusetts, is another subzero cold winter month, with an average temperature fluctuating between 17.1°F (-8.3°C) and 29.7°F (-1.3°C). January is the coldest month, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 17.1°F (-8.3°C). Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Deerfield, Massachusetts, with an average temperature fluctuating between 32.7°F (0.4°C) and 18°F (-7.8°C). In February, the average high-temperature is relatively the same as in January - a cold 32.7°F (0.4°C). Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Deerfield, Massachusetts, with an average temperature fluctuating between 41.2°F (5.1°C) and 26.1°F (-3.3°C). In March, the average high-temperature marginally rises from 32.7°F (0.4°C) in February to a still wintry 41.2°F (5.1°C). Weather in March »

Weather in April

April in Deerfield, Massachusetts, is a cool spring month, with an average temperature ranging between min 36.1°F (2.3°C) and max 54.5°F (12.5°C). In Deerfield, the average high-temperature in April rises from a wintry 41.2°F (5.1°C) in March to a fresh 54.5°F (12.5°C). Weather in April »

Weather in May

May, the last month of the spring in Deerfield, is an enjoyable month, with an average temperature ranging between min 46.9°F (8.3°C) and max 67.5°F (19.7°C). In May, the average high-temperature rises from a fresh 54.5°F (12.5°C) in April to an enjoyable 67.5°F (19.7°C). Weather in May »

Weather in June

June, the first month of the summer in Deerfield, is a warm month, with an average temperature fluctuating between 54°F (12.2°C) and 74.8°F (23.8°C). In June, the average high-temperature marginally rises from a comfortable 67.5°F (19.7°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 another warm summer month in Deerfield, Massachusetts, with an average temperature varying between 59.7°F (15.4°C) and 81.3°F (27.4°C). July is the warmest month, with an average high-temperature of 81.3°F (27.4°C) and an average low-temperature of 59.7°F (15.4°C). The average heat index in July is calculated to be a hot 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Deerfield, Massachusetts, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 58.3°F (14.6°C). In Deerfield, Massachusetts, the average high-temperature in August is essentially the same as in July - a still moderately hot 79.2°F (26.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Deerfield, Massachusetts, with an average temperature varying between 52.2°F (11.2°C) and 71.4°F (21.9°C). In Deerfield, Massachusetts, the average high-temperature in September slightly decreases from a warm 79.2°F (26.2°C) in August to an agreeable 71.4°F (21.9°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Deerfield, Massachusetts, with temperature in the range of an average high of 58.3°F (14.6°C) and an average low of 43.3°F (6.3°C). In Deerfield, the average high-temperature in October decreases from a pleasant 71.4°F (21.9°C) in September to a moderate 58.3°F (14.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Deerfield, is also a frosty month, with temperature in the range of an average high of 46°F (7.8°C) and an average low of 32.7°F (0.4°C). In November, the average high-temperature drops from a moderate 58.3°F (14.6°C) in October to a chilly 46°F (7.8°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Deerfield, Massachusetts, with an average temperature fluctuating between 24.3°F (-4.3°C) and 35.4°F (1.9°C). In Deerfield, the average high-temperature in December drops from a frosty 46°F (7.8°C) in November to a cold 35.4°F (1.9°C). Weather in December »
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FAQ

What is the coldest month in Deerfield?

January is the coldest month in Deerfield, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 17.1°F (-8.3°C).

How much does it rain in Deerfield?

In Deerfield, Massachusetts, during the entire year, the rain falls for 147.7 days and collects up to 28.9" (734mm) of precipitation.

When does it snow in Deerfield?

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

How much does it snow in Deerfield?

In Deerfield, during the entire year, snow falls for 38.7 days and aggregates up to 23.07" (586mm) of snow.

What is the month with the lowest UV index in Deerfield?

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

What is the most humid month in Deerfield?

The most humid month in Deerfield, Massachusetts, is February, with an average relative humidity of 83%.

When does it snow the most in Deerfield?

February is the month with the most snowfall. Snow falls for 9 days and accumulates 6.42" (163mm) of snow.

What is the month with the least sunshine in Deerfield?

With an average of 4.5h of sunshine, February has the least sunshine of the year in Deerfield.

When is Daylight Saving Time (DST) in Deerfield?

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

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

When is the highest UV index in Deerfield?

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

When it does not snow in Deerfield?

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

When are the longest days in Deerfield?

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

What is the warmest month in Deerfield?

The warmest month is July, with an average high-temperature of 81.3°F (27.4°C) and an average low-temperature of 59.7°F (15.4°C).

What month has the most sunshine in Deerfield?

With an average of 10.2h of sunshine, July has the most sunshine of the year.

What is the driest month in Deerfield?

September is the month with the least rainfall. Rain falls for 10 days and accumulates 1.69" (43mm) of precipitation.

What is the rainiest month in Deerfield?

The month with the most rainfall in Deerfield, Massachusetts, is December, when the rain falls for 10.9 days and typically aggregates up to 3.07" (78mm) of precipitation.

What is the month with the shortest days in Deerfield?

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

Average temperature
Deerfield, MA

Average temperature - Deerfield, MA

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure
Deerfield, MA

Average pressure - Deerfield, MA

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Deerfield, MA

Average wind speed - Deerfield, MA

The windiest months (with the highest average wind speed) are January, February and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average rainfall
Deerfield, MA

Average rainfall - Deerfield, MA

The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days
Deerfield, MA

Average rainfall days - Deerfield, MA

The month with the highest number of rainy days is April (15.3 days).
The month with the least rainy days is February (8.9 days).

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Average snowfall
Deerfield, MA

Average snowfall - Deerfield, MA

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Deerfield, MA

Average snowfall days - Deerfield, MA

The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Deerfield, MA

Average daylight / Average sunshine - Deerfield, MA

The month with the longest days is June (Average daylight: 15h and 15min).
The month with the shortest days is December (Average daylight: 9h and 7min).

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days
Deerfield, MA

Average sunshine days - Deerfield, MA

The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is April (13.2 days).

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Average UV index
Deerfield, MA

Average UV index - Deerfield, 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, October, November and December (UV index 2).

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Average visibility
Deerfield, MA

Average visibility - Deerfield, 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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