Monthly weather forecast and climate
Seaford, NY

Weather in January

January, like December, in Seaford, New York, is a wintry winter month, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 30.2°F (-1°C). With an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 30.2°F (-1°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter, in Seaford, is also a wintry month, with average temperature ranging between max 39.7°F (4.3°C) and min 31.3°F (-0.4°C). In Seaford, the average high-temperature is relatively the same as in January - a still wintry 39.7°F (4.3°C). Weather in February »

Weather in March

March, the first month of the spring, in Seaford, is a frosty month, with average temperature fluctuating between 36.9°F (2.7°C) and 44.1°F (6.7°C). In March, the average high-temperature is relatively the same as in February - a chilly 44.1°F (6.7°C). Weather in March »

Weather in April

April in Seaford, New York, is a fresh spring month, with average temperature varying between 45.3°F (7.4°C) and 52.7°F (11.5°C). In April, the average high-temperature marginally rises, from a chilly 44.1°F (6.7°C) in March, to a fresh 52.7°F (11.5°C). Weather in April »

Weather in May

May, the last month of the spring, in Seaford, is an enjoyable month, with average temperature fluctuating between 62.1°F (16.7°C) and 54.7°F (12.6°C). In May, the average high-temperature rises, from a cool 52.7°F (11.5°C) in April, to an enjoyable 62.1°F (16.7°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Seaford, New York, with average temperature fluctuating between 71.2°F (21.8°C) and 64°F (17.8°C). In June, the average high-temperature increases, from a comfortable 62.1°F (16.7°C) in May, to a pleasant 71.2°F (21.8°C). Weather in June »

Weather in July

July is a moderately hot summer month in Seaford, New York, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 72°F (22.2°C). The warmest months are July and August, with an average high-temperature of 78.4°F (25.8°C). Weather in July »

Weather in August

August, the last month of the summer, in Seaford, is also a moderately hot month, with average temperature fluctuating between 72°F (22.2°C) and 78.4°F (25.8°C). The warmest months are July and August, with an average high-temperature of 78.4°F (25.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Seaford, New York, with average temperature ranging between max 72.3°F (22.4°C) and min 65.7°F (18.7°C). In September, the average high-temperature marginally drops, from a warm 78.4°F (25.8°C) in August, to an agreeable 72.3°F (22.4°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Seaford, New York, with average temperature varying between 55.8°F (13.2°C) and 62.4°F (16.9°C). In October, the average high-temperature decreases, from a pleasant 72.3°F (22.4°C) in September, to a comfortable 62.4°F (16.9°C). Weather in October »

Weather in November

November, the last month of the autumn, in Seaford, is another cool month, with average temperature fluctuating between 44.6°F (7°C) and 52.2°F (11.2°C). In Seaford, New York, the average high-temperature in November drops, from an enjoyable 62.4°F (16.9°C) in October, to a cool 52.2°F (11.2°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Seaford, New York, with average temperature varying between 44.1°F (6.7°C) and 37°F (2.8°C). In Seaford, the average high-temperature marginally drops, from a fresh 52.2°F (11.2°C) in November, to a frosty 44.1°F (6.7°C). Weather in December »
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FAQ

What is the coldest month in Seaford?

The coldest month in Seaford, New York, is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 30.2°F (-1°C).

How much does it rain in Seaford?

In Seaford, New York, during the entire year, the rain falls for 158.8 days and collects up to 31.38" (797mm) of precipitation.

What is the driest month in Seaford?

The month with the least rainfall is January when the rain falls for 9.1 days and typically collects 1.89" (48mm) of precipitation.

When does it snow in Seaford?

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

How much does it snow in Seaford?

Throughout the year, there are 16.8 snowfall days, and 4.17" (106mm) of snow is accumulated.

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

Months with the lowest UV index in Seaford, New York, are January through March and December, with an average maximum UV index of 2.

When is the ocean coldest in Seaford?

The month with the coldest seawater in Seaford, New York, is February, with an average ocean temperature of 39.9°F (4.4°C).

What is the month with the least sunshine in Seaford?

With an average of 4.8h of sunshine, February has the least sunshine of the year in Seaford, New York.

What is the snowiest month in Seaford?

March is the month with the most snowfall in Seaford. Snow falls for 3 days and accumulates 1.34" (34mm) of snow.

What is the most humid month in Seaford?

May is the most humid month, with an average relative humidity of 78%.

When it does not snow in Seaford?

In Seaford, New York, snow does not fall in May through September.

When are the longest days in Seaford?

June has the longest days of the year in Seaford, with an average of 15.1h of daylight.

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

June through August, with an average maximum UV index of 6, are months with the highest UV index in Seaford, New York.

What is the warmest month in Seaford?

July and August, with an average high-temperature of 78.4°F (25.8°C), are warmest months in Seaford, New York.

What is the wettest month in Seaford?

The month with the most rainfall in Seaford is July when the rain falls for 16.3 days and typically aggregates up to 3.39" (86mm) of precipitation.

What month has the most sunshine in Seaford?

With an average of 10.8h of sunshine, July has the most sunshine of the year.

What month is the ocean warmest in Seaford?

The month with the warmest seawater in Seaford is August, with an average ocean temperature of 74.1°F (23.4°C).

What is the least humid month in Seaford?

November is the least humid month, with an average relative humidity of 71%.

What is the month with the shortest days in Seaford?

With an average of 9.3h of daylight, December has the shortest days of the year in Seaford, New York.

Average temperature
Seaford, NY

Average temperature - Seaford, NY

The warmest months (with the highest average high temperature) are July and August (78.4°F).
The month with the lowest average high temperature is January (37.9°F).

Months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure
Seaford, NY

Average pressure - Seaford, NY

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed
Seaford, NY

Average wind speed - Seaford, NY

The windiest month (with the highest average wind speed) is January (13.9mph).
The calmest month (with the lowest average wind speed) is July (9.1mph).

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Average rainfall
Seaford, NY

Average rainfall - Seaford, NY

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days
Seaford, NY

Average rainfall days - Seaford, NY

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall
Seaford, NY

Average snowfall - Seaford, NY

The month with the highest snowfall is March (1.34").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Seaford, NY

Average snowfall days - Seaford, NY

The month with the highest number of snowfall days is January (5.3 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature
Seaford, NY

Average sea temperature - Seaford, NY

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

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Average daylight / Average sunshine
Seaford, NY

Average daylight / Average sunshine - Seaford, NY

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days
Seaford, NY

Average sunshine days - Seaford, NY

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (12.3 days).

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Average UV index
Seaford, NY

Average UV index - Seaford, NY

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March and December (UV index 2).

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Average visibility
Seaford, NY

Average visibility - Seaford, NY

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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