Climate and monthly weather forecast
West Falmouth, MA

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Weather in January

January, like December, in West Falmouth, Massachusetts, is a wintry winter month, with temperature in the range of an average low of 29.1°F (-1.6°C) and an average high of 37.6°F (3.1°C). With average high temperatures of 37.6°F (3.1°C) and lows of 29.1°F (-1.6°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in West Falmouth, Massachusetts, with temperature in the range of an average low of 29.5°F (-1.4°C) and an average high of 38.5°F (3.6°C). Entering February, the average high-temperature is recorded at a still cold 38.5°F (3.6°C), exhibiting a minimal shift from January's 37.6°F (3.1°C). Weather in February »

Weather in March

March, the first month of the spring in West Falmouth, is still a cold month, with an average temperature ranging between min 34.3°F (1.3°C) and max 41.7°F (5.4°C). March's advent denotes a minor fluctuation in the average high-temperature to a still wintry 41.7°F (5.4°C) from February's 38.5°F (3.6°C). Weather in March »

Weather in April

April is a chilly spring month in West Falmouth, Massachusetts, with an average temperature ranging between min 42.6°F (5.9°C) and max 49.1°F (9.5°C). West Falmouth experiences a minor temperature shift with the start of April, with average high-temperatures moving from a cold 41.7°F (5.4°C) in March to a chilly 49.1°F (9.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a mild month in West Falmouth, Massachusetts, with an average temperature fluctuating between 57.7°F (14.3°C) and 51.4°F (10.8°C). May signifies a subtle uplift in the average high-temperature, adjusting from a chilly 49.1°F (9.5°C) in April to a mild 57.7°F (14.3°C). Weather in May »

Weather in June

The first month of the summer, June, is an enjoyable month in West Falmouth, Massachusetts, with an average temperature ranging between max 66.2°F (19°C) and min 59.7°F (15.4°C). The arrival of June brings a soft temperature shift, with the average high-temperature nudging from a refreshing 57.7°F (14.3°C) in May to an enjoyable 66.2°F (19°C). Weather in June »

Weather in July

July in West Falmouth, Massachusetts, is a warm summer month, with an average temperature ranging between max 73.9°F (23.3°C) and min 67.6°F (19.8°C). West Falmouth's transition into July is marked by a minor temperature shift, moving from a comfortable 66.2°F (19°C) in June to a warm 73.9°F (23.3°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in West Falmouth, Massachusetts, with an average temperature varying between 74.5°F (23.6°C) and 68.2°F (20.1°C). In West Falmouth, the month of August registers the highest temperatures, averaging 74.5°F (23.6°C) at the peak and 68.2°F (20.1°C) at the lowest. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in West Falmouth, Massachusetts, with temperature in the range of an average high of 68.4°F (20.2°C) and an average low of 62.2°F (16.8°C). A moderate decline in average high-temperatures is noted in September, moving from a moderately hot 74.5°F (23.6°C) in August to an agreeable 68.4°F (20.2°C). Weather in September »

Weather in October

October, the same as September, in West Falmouth, Massachusetts, is another mild autumn month, with an average temperature varying between 54°F (12.2°C) and 60.3°F (15.7°C). The move into October indicates a slight reduction in the average high-temperature, down from September's pleasant 68.4°F (20.2°C) to a refreshing 60.3°F (15.7°C). Weather in October »

Weather in November

November, the last month of the autumn in West Falmouth, is another cool month, with an average temperature ranging between max 50.9°F (10.5°C) and min 43.7°F (6.5°C). West Falmouth in November demonstrates a small temperature transition, adjusting from an average high of a refreshing 60.3°F (15.7°C) in October to a fresh 50.9°F (10.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in West Falmouth, Massachusetts, with an average temperature varying between 35.4°F (1.9°C) and 43.5°F (6.4°C). A subtle change in temperatures is noted as November gives way to December, with average highs reducing from a cool 50.9°F (10.5°C) to a chilly 43.5°F (6.4°C). Weather in December »

Frequently asked questions

What month is the coldest?

West Falmouth's January weather, with an average high temperature of 37.6°F (3.1°C) and an average low temperature of 29.1°F (-1.6°C), tends to be the coldest of the year.

How many days does it rain?

Throughout the year, there are 155.1 rainfall days, and 32.48" (825mm) of precipitation is accumulated.

When does it snow?

January through April, October through December are months with snowfall.

How many days does it snow?

Throughout the year, there are 20.8 snowfall days, and 6.93" (176mm) of snow is accumulated.

When is the lowest UV index?

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

What month is the ocean coldest?

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

What is the month with the least sunshine?

With an average of 4.7h of sunshine, February has the least sunshine of the year.

What is the snowiest month?

The month with the most snowfall is March, when snow falls for 4.8 days and typically aggregates up to 2.24" (57mm) of snow.

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.

When it does not snow?

May through September are months without snowfall.

What are the most humid months?

The months with the highest humidity are June and July, with an average relative humidity of 82%.

When are the longest days?

The month with the longest days is June, with an average of 15h and 6min of daylight.

What are the months with the highest UV index?

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

What time of the year is the hottest?

The month of August sees the average highest temperatures, reaching 74.5°F (23.6°C) at the peak and 68.2°F (20.1°C) at the low.

What is the driest month?

The months with the least rainfall are August and September Rain falls for 12.6 days and accumulates 1.85" (47mm) of rain.

What month is the ocean warmest?

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

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 least humid month?

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

What is the wettest month in West Falmouth?

December is the month with the most rainfall. Rain falls for 12.8 days and accumulates 3.7" (94mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days in West Falmouth is December, with an average of 9h and 12min of daylight.

Average temperature
West Falmouth, MA

Average temperature - West Falmouth, MA

The warmest month (with the highest average high temperature) is August (74.5°F).
The month with the lowest average high temperature is January (37.6°F).

The month with the highest average low temperature is August (68.2°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure
West Falmouth, MA

Average pressure - West 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).

Average wind speed
West Falmouth, MA

Average wind speed - West Falmouth, MA

The windiest month (with the highest average wind speed) is January (14.9mph).
The calmest months (with the lowest average wind speed) are July and August (9.9mph).

Average humidity
West Falmouth, MA

Average humidity - West Falmouth, MA

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (74%).

Average rainfall
West Falmouth, MA

Average rainfall - West Falmouth, MA

The wettest month (with the highest rainfall) is December (3.7").
The driest months (with the least rainfall) are August and September (1.85").

Average rainfall days
West Falmouth, MA

Average rainfall days - West Falmouth, MA

The month with the highest number of rainy days is April (16.2 days).
The month with the least rainy days is January (9.3 days).

Average snowfall
West Falmouth, MA

Average snowfall - West Falmouth, MA

The month with the highest snowfall is March (2.24").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
West Falmouth, MA

Average snowfall days - West Falmouth, MA

The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature
West Falmouth, MA

Average sea temperature - West 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
West Falmouth, MA

Average daylight / Average sunshine - West Falmouth, MA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

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
West Falmouth, MA

Average sunshine days - West Falmouth, MA

The month with the most sunshine days is August (16.4 days).
The month with the least sunshine days is April (12.3 days).

Average UV index
West Falmouth, MA

Average UV index - West 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).

Average cloud cover
West Falmouth, MA

Average cloud cover - West Falmouth, MA

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility
West Falmouth, MA

Average visibility - West 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).

West Falmouth, Massachusetts, USA

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