April weather forecast
Falmouth, MA

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Weather in April

Facing towards the oncoming spring, April in Falmouth, Massachusetts ushers in pleasanter atmospheric conditions. The temperatures record a noticeable increase, reaching a comfortable 42.6°F (5.9°C) at their lowest. With the snow and chills of winter now a memory, spring graces the town with a significant increase in rainfall. The lush greenery of Falmouth thrives due to the enhanced rainfall, striding towards its full spring bloom. The mercury continues to rise, paving the way for the impending summertime warmth.

Temperature

April's arrival in Falmouth coincides with a marginal rise in the average high-temperature, moving from March's cold 41.5°F (5.3°C) to a frosty 48.7°F (9.3°C). Falmouth navigates through April with a barely noticeable decrease in temperature at night, stabilizing at a cold 42.6°F (5.9°C).

Humidity

In Falmouth, Massachusetts, the average relative humidity in April is 77%.

Rainfall

In Falmouth, during April, the rain falls for 6.9 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Falmouth, Massachusetts, during the entire year, the rain falls for 69.4 days and collects up to 5.31" (135mm) of precipitation.

Snowfall

April through November are months without snowfall in Falmouth.

Ocean temperature

In April, the average ocean temperature is 43.9°F (6.6°C).
Note: Swimming in 43.9°F (6.6°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In April, the average length of the day is 13h and 22min.
On the first day of April, sunrise is at 6:24 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 7:39 pm EDT.

Sunshine

In Falmouth, Massachusetts, the average sunshine in April is 8.3h.

UV index

In Falmouth, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In April, the maximum UV index of 3 translates into these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What are the temperatures in Falmouth in April?

The average high-temperature, in April, in Falmouth, is 48.7°F (9.3°C), while the average low-temperature is 42.6°F (5.9°C).

What is the average humidity in April in Falmouth?

The average relative humidity in April is 77%.

How much does it rain in Falmouth in April?

In April, the rain falls for 6.9 days. Throughout April, 0.51" (13mm) of precipitation is accumulated.

When it does not snow in Falmouth?

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

Does it snow in Falmouth in April?

In April, in Falmouth, Massachusetts, it doesn't snow. March is the latest month when it typically snows.

What is the water temperature in April in Falmouth?

In Falmouth, Massachusetts, the average seawater temperature in April is 43.9°F (6.6°C). Swimming in 43.9°F (6.6°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in April in Falmouth?

The average day length in April in Falmouth is 13h and 22min.

When is the sunrise / sunset in April in Falmouth?

In April, on the first day of the month, sunrise is at 6:24 am and sunset at 7:08 pm. On the last day of the month, in Falmouth, Massachusetts, sunrise is at 5:39 am and sunset at 7:39 pm EDT.

How many hours of sunshine does Falmouth have in April?

In Falmouth, the average sunshine duration in April is 8.3h.

How high is the UV index in April in Falmouth?

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Falmouth, MA

Average temperature in April - Falmouth, MA
  • Average high temperature in April: 48.7°F

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).

  • Average low temperature in April: 42.6°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 in April
Falmouth, MA

Average pressure in April - Falmouth, MA
  • Average pressure in April: 29.98"Hg

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 in April
Falmouth, MA

Average wind speed in April - Falmouth, MA
  • Average wind speed in April: 13.4mph

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 humidity in April
Falmouth, MA

Average humidity in April - Falmouth, MA
  • Average humidity in April: 77%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in April
Falmouth, MA

Average rainfall in April - Falmouth, MA
  • Average rainfall in April: 0.51"

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 in April
Falmouth, MA

Average rainfall days in April - Falmouth, MA
  • Average rainfall days in April: 6.9 days

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 in April
Falmouth, MA

Average snowfall in April - Falmouth, MA
  • Average snowfall in April: 0"

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 in April
Falmouth, MA

Average snowfall days in April - Falmouth, MA
  • Average snowfall days in April: 0.3 days

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 in April
Falmouth, MA

Average sea temperature in April - Falmouth, MA
  • Average sea temperature in April: 44°F

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 in April /
Average sunshine in April
Falmouth, MA

Average daylight in April / Average sunshine in April - Falmouth, MA
  • Average daylight in April: 13h and 2min

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).

  • Average sunshine in April: 8h and 2min

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 in April
Falmouth, MA

Average sunshine days in April - Falmouth, MA
  • Average sunshine days in April: 22 days

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 in April
Falmouth, MA

Average UV index in April - Falmouth, MA
  • Average UV index in April: 3

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 cloud cover in April
Falmouth, MA

Average cloud cover in April - Falmouth, MA
  • Average cloud cover in April: 45

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).

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Average visibility in April
Falmouth, MA

Average visibility in April - Falmouth, MA
  • Average visibility in April: 6mi

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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Falmouth, Massachusetts, USA

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