Climate and monthly weather forecast
Falmouth, MA

Weather in January

January, like December, in Falmouth, Massachusetts, is another cold winter month, with an average temperature ranging between min 29.8°F (-1.2°C) and max 37.9°F (3.3°C). The coldest month is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 29.8°F (-1.2°C). Weather in January »

Weather in February

February, the last month of the winter in Falmouth, is also a wintry month, with an average temperature fluctuating between 38.7°F (3.7°C) and 30°F (-1.1°C). In February, the average high-temperature is essentially the same as in January - a still wintry 38.7°F (3.7°C). Weather in February »

Weather in March

The first month of the spring, March, is also a wintry month in Falmouth, Massachusetts, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 34.7°F (1.5°C). In March, the average high-temperature is practically the same as in February - a still wintry 41.5°F (5.3°C). Weather in March »

Weather in April

April is a frosty spring month in Falmouth, Massachusetts, with an average temperature varying between 42.6°F (5.9°C) and 48.7°F (9.3°C). In Falmouth, the average high-temperature in April slightly increases from a cold 41.5°F (5.3°C) in March to a frosty 48.7°F (9.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a mild month in Falmouth, Massachusetts, with an average temperature varying between 57°F (13.9°C) and 51.3°F (10.7°C). In May, the average high-temperature slightly increases from a frosty 48.7°F (9.3°C) in April to a moderate 57°F (13.9°C). Weather in May »

Weather in June

The first month of the summer, June, is an enjoyable month in Falmouth, Massachusetts, with an average temperature varying between 60.1°F (15.6°C) and 65.5°F (18.6°C). In June, the average high-temperature marginally rises from a moderate 57°F (13.9°C) in May to a comfortable 65.5°F (18.6°C). Weather in June »

Weather in July

July in Falmouth, Massachusetts, is a warm summer month, with temperature in the range of an average high of 73.4°F (23°C) and an average low of 67.8°F (19.9°C). In Falmouth, Massachusetts, the average high-temperature in July slightly increases from an enjoyable 65.5°F (18.6°C) in June to a warm 73.4°F (23°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Falmouth, Massachusetts, with temperature in the range of an average low of 68.5°F (20.3°C) and an average high of 73.9°F (23.3°C). The warmest month is August, with an average high-temperature of 73.9°F (23.3°C) and an average low-temperature of 68.5°F (20.3°C). Weather in August »

Weather in September

September, the first month of the autumn in Falmouth, is still a pleasant month, with an average temperature fluctuating between 68.4°F (20.2°C) and 62.4°F (16.9°C). In Falmouth, the average high-temperature in September marginally drops from a warm 73.9°F (23.3°C) in August to an agreeable 68.4°F (20.2°C). Weather in September »

Weather in October

October, like September, in Falmouth, Massachusetts, is another enjoyable autumn month, with an average temperature varying between 60.8°F (16°C) and 54.1°F (12.3°C). In Falmouth, Massachusetts, the average high-temperature in October slightly decreases from an agreeable 68.4°F (20.2°C) in September to an enjoyable 60.8°F (16°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Falmouth, Massachusetts, with an average temperature ranging between min 44.2°F (6.8°C) and max 50.9°F (10.5°C). In Falmouth, Massachusetts, the average high-temperature in November drops from an enjoyable 60.8°F (16°C) in October to a cool 50.9°F (10.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Falmouth, Massachusetts, with an average temperature fluctuating between 35.8°F (2.1°C) and 43.7°F (6.5°C). In Falmouth, the average high-temperature in December marginally drops from a cool 50.9°F (10.5°C) in November to a chilly 43.7°F (6.5°C). Weather in December »
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FAQ

What is the coldest month in Falmouth?

With an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 29.8°F (-1.2°C), January is the coldest month.

How much does it rain in Falmouth?

Throughout the year, in Falmouth, there are 69.4 rainfall days, and 5.31" (135mm) of precipitation is accumulated.

When does it snow in Falmouth?

Months with snowfall in Falmouth, Massachusetts, are January through March and December.

How many days does it snow in Falmouth?

Throughout the year, in Falmouth, Massachusetts, there are 12.8 snowfall days, and 0.67" (17mm) of snow is accumulated.

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

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

What month is the ocean coldest in Falmouth?

With an average ocean temperature of 38.1°F (3.4°C), February is the month with the coldest seawater in Falmouth, Massachusetts.

What is the month with the least sunshine in Falmouth?

The months with the least sunshine in Falmouth are February and December, with an average of 4.7h of sunshine.

When is Daylight Saving Time (DST) in Falmouth?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Falmouth, Massachusetts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow in Falmouth?

In Falmouth, Massachusetts, snow does not fall in April through November.

When are the longest days in Falmouth?

June has the longest days of the year, with an average of 15h and 8min of daylight.

What is the most humid month in Falmouth?

With an average relative humidity of 83%, July is the most humid month in Falmouth, Massachusetts.

What is the driest month in Falmouth?

The months with the least rainfall are July through September Rain falls for 7.7 days and accumulates 0.31" (8mm) of rain.

What is the month with the highest UV index in Falmouth?

July and August, with an average maximum UV index of 6, are months with the highest UV index in Falmouth, Massachusetts.

What is the warmest month in Falmouth?

The warmest month is August, with an average high-temperature of 73.9°F (23.3°C) and an average low-temperature of 68.5°F (20.3°C).

What month is the ocean warmest in Falmouth?

August is the month with the warmest seawater in Falmouth, with an average ocean temperature of 68.5°F (20.3°C).

What month has the most sunshine in Falmouth?

With an average of 10.7h of sunshine, August has the most sunshine of the year.

What is the wettest month in Falmouth?

October is the month with the most rainfall in Falmouth. Rain falls for 6.2 days and accumulates 0.71" (18mm) of precipitation.

What is the least humid month in Falmouth?

November is the least humid month in Falmouth, Massachusetts, with an average relative humidity of 74%.

What is the snowiest month in Falmouth?

December is the month with the most snowfall. Snow falls for 2.5 days and accumulates 0.24" (6mm) of snow.

What is the month with the shortest days in Falmouth?

December has the shortest days of the year in Falmouth, with an average of 9h and 14min of daylight.

Average temperature
Falmouth, MA

Average temperature - Falmouth, MA

The warmest month (with the highest average high temperature) is August (73.9°F).
The month with the lowest average high temperature is January (37.9°F).

The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure
Falmouth, MA

Average pressure - Falmouth, 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
Falmouth, MA

Average wind speed - Falmouth, MA

The windiest month (with the highest average wind speed) is January (15.3mph).
The calmest months (with the lowest average wind speed) are July and August (10.2mph).

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Average rainfall
Falmouth, MA

Average rainfall - Falmouth, MA

The wettest month (with the highest rainfall) is October (0.71").
The driest months (with the least rainfall) are July, August and September (0.31").

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Average rainfall days
Falmouth, MA

Average rainfall days - Falmouth, MA

The month with the highest number of rainy days is July (7.7 days).
The month with the least rainy days is September (4.6 days).

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Average snowfall
Falmouth, MA

Average snowfall - Falmouth, MA

The month with the highest snowfall is December (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days
Falmouth, MA

Average snowfall days - Falmouth, MA

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature
Falmouth, MA

Average sea temperature - Falmouth, MA

The best month for swimming (with the highest average sea temperature) is August (68.4°F).
The coldest month (with the lowest average sea temperature) is February (38.2°F).

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Average daylight / Average sunshine
Falmouth, MA

Average daylight / Average sunshine - Falmouth, MA

The month with the longest days is June (Average daylight: 15h and 8min).
The month with the shortest days is December (Average daylight: 9h and 14min).

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).

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Average sunshine days
Falmouth, MA

Average sunshine days - Falmouth, MA

The month with the most sunshine days is September (23.9 days).
The month with the least sunshine days is February (20.8 days).

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Average UV index
Falmouth, MA

Average UV index - Falmouth, MA

The months with the highest UV index are 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
Falmouth, MA

Average visibility - Falmouth, 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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