Climate and monthly weather forecast
East Boston, MA

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Weather in January

January, like December, in East Boston, Massachusetts, is a wintry winter month, with an average temperature fluctuating between 22.6°F (-5.2°C) and 34.2°F (1.2°C). January, having an average high-temperature of 34.2°F (1.2°C) and an average low-temperature of 22.6°F (-5.2°C), is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in East Boston, is another cold month, with temperature in the range of an average high of 36.5°F (2.5°C) and an average low of 23.5°F (-4.7°C). The arrival of February sees an average high-temperature of a still wintry 36.5°F (2.5°C), hardly diverging from January's 34.2°F (1.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in East Boston, Massachusetts, with an average temperature varying between 43.5°F (6.4°C) and 30.9°F (-0.6°C). As March sets, the average high-temperature shows a slight increase, moving up from a wintry 36.5°F (2.5°C) in February to a frosty 43.5°F (6.4°C). Weather in March »

Weather in April

April is a cool spring month in East Boston, Massachusetts, with an average temperature varying between 40.5°F (4.7°C) and 55.2°F (12.9°C). The arrival of April brings an increase in high-temperatures, moving from a chilly 43.5°F (6.4°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 refreshing month in East Boston, Massachusetts, with temperature in the range of an average high of 66.4°F (19.1°C) and an average low of 50°F (10°C). May brings a rise in the average high-temperature, transitioning from April's fresh 55.2°F (12.9°C) to a refreshing 66.4°F (19.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in East Boston, Massachusetts, with an average temperature ranging between max 74.3°F (23.5°C) and min 57.6°F (14.2°C). East Boston's transition into June is noticed by a slight rise in the average high-temperature, advancing from an enjoyable 66.4°F (19.1°C) in May to a moderately hot 74.3°F (23.5°C). Weather in June »

Weather in July

July, like June, in East Boston, Massachusetts, is another warm summer month, with an average temperature varying between 64.9°F (18.3°C) and 81.7°F (27.6°C). East Boston's July weather, with an average high temperature of 81.7°F (27.6°C) and an average low temperature of 64.9°F (18.3°C), tends to be the warmest of the year. The heat index value during 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 also a moderately hot month in East Boston, Massachusetts, with an average temperature varying between 64°F (17.8°C) and 80.4°F (26.9°C). East Boston experiences a recorded average high-temperature of a still moderately hot 80.4°F (26.9°C) in August, closely aligned with July's 81.7°F (27.6°C). Weather in August »

Weather in September

September, the first month of the autumn in East Boston, is still a pleasant month, with an average temperature fluctuating between 72.7°F (22.6°C) and 57.4°F (14.1°C). The commencement of September indicates a gentle shift in the average high-temperature, receding from August's warm 80.4°F (26.9°C) to an agreeable 72.7°F (22.6°C). Weather in September »

Weather in October

October, like September, in East Boston, Massachusetts, is another enjoyable autumn month, with an average temperature varying between 48.4°F (9.1°C) and 61.5°F (16.4°C). October's arrival correlates with a reduction in the average high-temperature, down from an agreeable 72.7°F (22.6°C) in September to a comfortable 61.5°F (16.4°C). Weather in October »

Weather in November

November, the last month of the autumn in East Boston, is also a frosty month, with an average temperature varying between 49.5°F (9.7°C) and 37.9°F (3.3°C). November suggests a modest reduction in the average high-temperature, shifting from a refreshing 61.5°F (16.4°C) in October to a chilly 49.5°F (9.7°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in East Boston, Massachusetts, with an average temperature varying between 29.7°F (-1.3°C) and 39.9°F (4.4°C). With the beginning of December, the average high-temperature shows a decrease, transitioning from a chilly 49.5°F (9.7°C) in November to a wintry 39.9°F (4.4°C). Weather in December »
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Frequently asked questions

What are the coldest months in East Boston?

In East Boston, the lowest temperatures are generally noted in January, averaging a high of 34.2°F (1.2°C) and a low of 22.6°F (-5.2°C).

How many days does it rain in East Boston?

In East Boston, during the entire year, the rain falls for 141.4 days and collects up to 27.2" (691mm) of precipitation.

When does it snow in East Boston?

Months with snowfall in East Boston are January through May, October through December.

How much does it snow in East Boston?

In East Boston, during the entire year, snow falls for 29.8 days and aggregates up to 15.75" (400mm) of snow.

What is the month with the lowest UV index in East Boston?

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 East Boston?

February is the most humid month, with an average relative humidity of 77%.

When does it snow the most in East Boston?

February is the month with the most snowfall. Snow falls for 7.6 days and accumulates 4.72" (120mm) of snow.

What is the month with the least sunshine in East Boston?

February has the least sunshine of the year, with an average of 4.6h of sunshine.

What is the wettest month in East Boston?

The months with the most rainfall in East Boston, Massachusetts, are March, April and December, with an average 2.91" (74mm) of precipitation.

When is Daylight Saving Time (DST) in East Boston?

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 East Boston?

With an average relative humidity of 69%, April is the least humid month.

When it does not snow in East Boston?

In East Boston, Massachusetts, snow does not fall in June through September.

When are the longest days in East Boston?

The month with the longest days in East Boston is June, with an average of 15h and 12min of daylight.

What is the month with the highest UV index in East Boston?

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

What is the warmest month in East Boston?

East Boston's temperature records reveal July as the warmest month, marked by average highs of 81.7°F (27.6°C) and lows of 64.9°F (18.3°C).

What month has the most sunshine in East Boston?

The month with the most sunshine is August, with an average of 10.5h of sunshine.

What is the driest month in East Boston?

The month with the least rainfall in East Boston, Massachusetts, is September, when the rain falls for 10 days and typically collects 1.26" (32mm) of precipitation.

What is the month with the shortest days in East Boston?

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

Average temperature
East Boston, MA

Average temperature - East Boston, MA

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (34.2°F).

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure
East Boston, MA

Average pressure - East Boston, MA

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
East Boston, MA

Average wind speed - East Boston, MA

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average rainfall
East Boston, MA

Average rainfall - East Boston, MA

The wettest months (with the highest rainfall) are March, April and December (2.91").
The driest month (with the least rainfall) is September (1.26").

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Average rainfall days
East Boston, MA

Average rainfall days - East Boston, MA

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall
East Boston, MA

Average snowfall - East Boston, MA

The month with the highest snowfall is February (4.72").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
East Boston, MA

Average snowfall days - East Boston, MA

The months with the highest number of snowfall days are January and February (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
East Boston, MA

Average daylight / Average sunshine - East Boston, 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 August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days
East Boston, MA

Average sunshine days - East Boston, MA

The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (13 days).

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Average UV index
East Boston, MA

Average UV index - East Boston, 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
East Boston, MA

Average visibility - East Boston, MA

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

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East Boston, Massachusetts, USA

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