Falmouth
Massachusetts, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Falmouth, MA

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

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

March, the first month of the spring, in Falmouth, is still a cold month, with average temperature varying between 34.7°F (1.5°C) and 41.5°F (5.3°C). In Falmouth, the average high-temperature in March is essentially the same as in February - a still cold 41.5°F (5.3°C). Weather in March »

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

The last month of the spring, May, is a mild month in Falmouth, Massachusetts, with average temperature fluctuating 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 »

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

July is a warm summer month in Falmouth, Massachusetts, 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, the average high-temperature slightly increases, from a comfortable 65.5°F (18.6°C) in June, to a moderately hot 73.4°F (23°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Falmouth, Massachusetts, with average temperature fluctuating between 73.9°F (23.3°C) and 68.5°F (20.3°C). With an average high-temperature of 73.9°F (23.3°C) and an average low-temperature of 68.5°F (20.3°C), August is the warmest month. Weather in August »

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

October, the same as September, is another comfortable autumn month in Falmouth, Massachusetts, with average temperature varying between 60.8°F (16°C) and 54.1°F (12.3°C). In October, the average high-temperature marginally drops, from a pleasant 68.4°F (20.2°C) in September, to an enjoyable 60.8°F (16°C). Weather in October »

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

The first month of the winter, December, is also a frosty month in Falmouth, Massachusetts, with temperature in the range of an average low of 35.8°F (2.1°C) and an average high of 43.7°F (6.5°C). In Falmouth, the average high-temperature slightly decreases, from a cool 50.9°F (10.5°C) in November, to a chilly 43.7°F (6.5°C). Weather in December »

What is the coldest month in Falmouth?

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).

How many days does it rain in Falmouth?

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

When does it snow in Falmouth?

January through March and December are months with snowfall in Falmouth.

How many days does it snow in Falmouth?

In Falmouth, Massachusetts, during the entire year, snow falls for 12.8 days, and aggregates up to 0.67" (17mm) of snow.

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 in Falmouth.

When is the ocean coldest in Falmouth?

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

What is the month with the least sunshine in Falmouth?

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

When it does not snow in Falmouth?

April through November are months without snowfall.

When are the longest days in Falmouth?

The month with the longest days is June, with an average of 15.2h of daylight.

What is the most humid month in Falmouth?

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

What is the driest month in Falmouth?

July through September are months with the least rain in Falmouth when the rain falls for 7.7 days and typically aggregates up to 0.31" (8mm) of rain.

What are the months with the highest UV index in Falmouth?

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

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 is the month with the warmest ocean in Falmouth?

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

What month has the most sunshine in Falmouth?

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

What is the rainiest month in Falmouth?

October is the month with the most rainfall. 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?

The month with the most snowfall in Falmouth is December when snow falls for 2.5 days and typically aggregates up to 0.24" (6mm) of snow.

What is the month with the shortest days in Falmouth?

December has the shortest days of the year, with an average of 9.2h of daylight.
Average temperature - Falmouth, MA
Average rainfall - Falmouth, MA

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

Average rainfall days - Falmouth, MA

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

Average snowfall - Falmouth, MA

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

Average snowfall days - Falmouth, MA

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

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).

Average daylight / Average sunshine - Falmouth, MA

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

The month with most sunshine is August (Average sunshine: 10.7h).
Months with least sunshine are February and December (Average sunshine: 4.7).

Average UV index - Falmouth, MA