Climate and monthly weather forecast
Georgetown, MA

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Weather in January

January, the same as December, is a wintry winter month in Georgetown, Massachusetts, with an average temperature varying between 20.5°F (-6.4°C) and 32.5°F (0.3°C). With an average high-temperature of 32.5°F (0.3°C) and an average low-temperature of 20.5°F (-6.4°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Georgetown, is another cold month, with temperature in the range of an average low of 21.6°F (-5.8°C) and an average high of 34.7°F (1.5°C). The shift to February signals an average high-temperature of a still wintry 34.7°F (1.5°C), subtly varied from January's 32.5°F (0.3°C). Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Georgetown, Massachusetts, with an average temperature varying between 28.8°F (-1.8°C) and 41.9°F (5.5°C). Georgetown in March experiences a slight uptick in the average high-temperature, adjusting from February's 34.7°F (1.5°C) to a still wintry 41.9°F (5.5°C). Weather in March »

Weather in April

April is a fresh spring month in Georgetown, Massachusetts, with an average temperature varying between 38.8°F (3.8°C) and 54.5°F (12.5°C). A shift in the average high-temperature is noticeable in April, changing from a wintry 41.9°F (5.5°C) in March to a cool 54.5°F (12.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Georgetown, Massachusetts, with an average temperature varying between 48.7°F (9.3°C) and 65.5°F (18.6°C). Georgetown's transition into May sees a rise in the average high-temperature, advancing from a cool 54.5°F (12.5°C) in April to a refreshing 65.5°F (18.6°C). Weather in May »

Weather in June

June, the first month of the summer in Georgetown, is a moderately hot month, with an average temperature varying between 73.8°F (23.2°C) and 55.9°F (13.3°C). The shift from May to June is marked by a slight increase in the average high-temperature, moving from a comfortable 65.5°F (18.6°C) to a warm 73.8°F (23.2°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Georgetown, Massachusetts, with an average temperature varying between 63°F (17.2°C) and 80.8°F (27.1°C). Georgetown records the warmest temperatures in July, averaging a high of 80.8°F (27.1°C) and a low of 63°F (17.2°C). The heat index for July is evaluated at 84.2°F (29°C). Weather in July »

Weather in August

August, the last month of the summer in Georgetown, is also a moderately hot month, with an average temperature ranging between max 79.9°F (26.6°C) and min 61.9°F (16.6°C). In Georgetown, August's average high-temperature stands at a still moderately hot 79.9°F (26.6°C), closely related to the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Georgetown, Massachusetts, with temperature in the range of an average low of 55.6°F (13.1°C) and an average high of 72.3°F (22.4°C). The average high-temperature slightly decreases in September, shifting from a warm 79.9°F (26.6°C) in August to a pleasant 72.3°F (22.4°C). Weather in September »

Weather in October

October, the same as September, in Georgetown, Massachusetts, is a moderate autumn month, with an average temperature varying between 59.9°F (15.5°C) and 46.6°F (8.1°C). In Georgetown, the average high-temperature in October decreases from an agreeable 72.3°F (22.4°C) in September to a refreshing 59.9°F (15.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Georgetown, Massachusetts, with temperature in the range of an average low of 35.6°F (2°C) and an average high of 48.2°F (9°C). Setting in of November comes with a decrease in the average high-temperature, moving from a moderate 59.9°F (15.5°C) in October to a chilly 48.2°F (9°C). Weather in November »

Weather in December

December, the first month of the winter in Georgetown, is also an icy month, with an average temperature varying between 37.9°F (3.3°C) and 27.7°F (-2.4°C). The transition into December indicates a reduction in the average high-temperature, down to an icy 37.9°F (3.3°C) from November's frosty 48.2°F (9°C). Weather in December »
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, with average temperatures reaching a high of 32.5°F (0.3°C) and a low of 20.5°F (-6.4°C), is the coldest month.

How many days does it rain?

Throughout the year, there are 78.3 rainfall days, and 5.43" (138mm) of precipitation is accumulated.

When does it snow?

January through May, November and December are months with snowfall.

How much does it snow?

Throughout the year, there are 17.2 snowfall days, and 2.6" (66mm) of snow is accumulated.

When is the lowest UV index?

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

What is the most humid month?

The most humid month is February, with an average relative humidity of 79%.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.7h 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?

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

When it does not snow?

In Georgetown, snow does not fall in June through October.

When are the longest days?

With an average of 15h and 18min of daylight, June has the longest days of the year in Georgetown.

When is the highest UV index?

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

What month is the hottest?

July brings the highest temperatures, with an average high of 80.8°F (27.1°C) and an average low of 63°F (17.2°C).

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.6h of sunshine.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 6 days and typically collects 0.2" (5mm) of precipitation.

What is the rainiest month?

November is the month with the most rainfall. Rain falls for 5 days and accumulates 0.67" (17mm) of precipitation.

What is the snowiest month?

December is the month with the most snowfall in Georgetown. Snow falls for 2.6 days and accumulates 0.71" (18mm) of snow.

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
Georgetown, MA

Average temperature - Georgetown, MA

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (32.5°F).

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure
Georgetown, MA

Average pressure - Georgetown, MA

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Georgetown, MA

Average wind speed - Georgetown, MA

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity
Georgetown, MA

Average humidity - Georgetown, MA

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

Average rainfall
Georgetown, MA

Average rainfall - Georgetown, MA

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days
Georgetown, MA

Average rainfall days - Georgetown, MA

The month with the highest number of rainy days is July (8.8 days).
The month with the least rainy days is January (3.6 days).

Average snowfall
Georgetown, MA

Average snowfall - Georgetown, MA

The month with the highest snowfall is December (0.71").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Georgetown, MA

Average snowfall days - Georgetown, MA

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine
Georgetown, MA

Average daylight / Average sunshine - Georgetown, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days
Georgetown, MA

Average sunshine days - Georgetown, MA

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is April (18.4 days).

Average UV index
Georgetown, MA

Average UV index - Georgetown, 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).

Average visibility
Georgetown, MA

Average visibility - Georgetown, 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).

Georgetown, Massachusetts, USA

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