Climate and monthly weather forecast
Barnum Island, NY

Weather in January

January, the same as December, is a wintry winter month in Barnum Island, New York, with an average temperature ranging between min 29.7°F (-1.3°C) and max 37.8°F (3.2°C). With an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 29.7°F (-1.3°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Barnum Island, is another cold month, with temperature in the range of an average high of 39.6°F (4.2°C) and an average low of 30.6°F (-0.8°C). In February, the average high-temperature is practically the same as in January - a still wintry 39.6°F (4.2°C). Weather in February »

Weather in March

March, the first month of the spring in Barnum Island, is a chilly month, with an average temperature varying between 44.2°F (6.8°C) and 36.7°F (2.6°C). In Barnum Island, the average high-temperature in March is essentially the same as in February - a frosty 44.2°F (6.8°C). Weather in March »

Weather in April

April in Barnum Island, New York, is a cool spring month, with an average temperature fluctuating between 45.1°F (7.3°C) and 52.9°F (11.6°C). In April, the average high-temperature slightly increases from a chilly 44.2°F (6.8°C) in March to a fresh 52.9°F (11.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Barnum Island, New York, with an average temperature ranging between max 62.6°F (17°C) and min 54.5°F (12.5°C). In Barnum Island, the average high-temperature in May increases from a cool 52.9°F (11.6°C) in April to a comfortable 62.6°F (17°C). Weather in May »

Weather in June

June, the first month of the summer in Barnum Island, is an agreeable month, with an average temperature fluctuating between 64°F (17.8°C) and 71.4°F (21.9°C). In June, the average high-temperature slightly increases from an enjoyable 62.6°F (17°C) in May to an agreeable 71.4°F (21.9°C). Weather in June »

Weather in July

July is a moderately hot summer month in Barnum Island, New York, with temperature in the range of an average high of 79°F (26.1°C) and an average low of 71.2°F (21.8°C). July is the warmest month, with an average high-temperature of 79°F (26.1°C) and an average low-temperature of 71.2°F (21.8°C). Weather in July »

Weather in August

August, the last month of the summer in Barnum Island, is also a moderately hot month, with temperature in the range of an average low of 71.8°F (22.1°C) and an average high of 78.4°F (25.8°C). In August, the average high-temperature is almost the same as in July - a still warm 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 Barnum Island, New York, with an average temperature fluctuating between 72.3°F (22.4°C) and 65.3°F (18.5°C). In September, the average high-temperature marginally drops from a moderately hot 78.4°F (25.8°C) in August to a pleasant 72.3°F (22.4°C). Weather in September »

Weather in October

October, like September, in Barnum Island, New York, is another comfortable autumn month, with temperature in the range of an average high of 62.6°F (17°C) and an average low of 55.2°F (12.9°C). In October, the average high-temperature drops from an agreeable 72.3°F (22.4°C) in September to a comfortable 62.6°F (17°C). Weather in October »

Weather in November

November, the last month of the autumn in Barnum Island, is also a fresh month, with temperature in the range of an average high of 51.6°F (10.9°C) and an average low of 44.6°F (7°C). In Barnum Island, the average high-temperature in November decreases from a comfortable 62.6°F (17°C) in October to a fresh 51.6°F (10.9°C). Weather in November »

Weather in December

December, the first month of the winter in Barnum Island, is also a frosty month, with an average temperature ranging between min 36.7°F (2.6°C) and max 43.7°F (6.5°C). In Barnum Island, the average high-temperature in December marginally drops from a cool 51.6°F (10.9°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 Barnum Island?

The coldest month is January, with an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 29.7°F (-1.3°C).

What is the driest month in Barnum Island?

January is the month with the least rainfall in Barnum Island, New York. Rain falls for 7.8 days and accumulates 2.17" (55mm) of precipitation.

How much does it rain in Barnum Island?

In Barnum Island, during the entire year, the rain falls for 159.2 days and collects up to 37.17" (944mm) of precipitation.

When does it snow in Barnum Island?

Months with snowfall in Barnum Island are January through April, October through December.

How much does it snow in Barnum Island?

In Barnum Island, New York, during the entire year, snow falls for 15.3 days and aggregates up to 5.04" (128mm) of snow.

What are the months with the lowest UV index in Barnum Island?

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

When is the ocean coldest in Barnum Island?

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

What is the month with the least sunshine in Barnum Island?

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

When does it snow the most in Barnum Island?

March is the month with the most snowfall. Snow falls for 2.9 days and accumulates 1.5" (38mm) of snow.

When is Daylight Saving Time (DST) in Barnum Island?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Barnum Island, New York, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the most humid month in Barnum Island?

The months with the highest humidity in Barnum Island are May and June, with an average relative humidity of 78%.

When it does not snow in Barnum Island?

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

When are the longest days in Barnum Island?

With an average of 15h and 2min of daylight, June has the longest days of the year.

When is the highest UV index in Barnum Island?

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

What is the warmest month in Barnum Island?

July is the warmest month in Barnum Island, New York, with an average high-temperature of 79°F (26.1°C) and an average low-temperature of 71.2°F (21.8°C).

What is the rainiest month in Barnum Island?

July is the month with the most rainfall in Barnum Island. Rain falls for 17.8 days and accumulates 4.17" (106mm) of precipitation.

What month has the most sunshine in Barnum Island?

The month with the most sunshine is July, with an average of 10.8h of sunshine.

What is the month with the warmest ocean in Barnum Island?

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

What is the least humid month in Barnum Island?

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

What is the month with the shortest days in Barnum Island?

The month with the shortest days is December, with an average of 9h and 20min of daylight.

Average temperature
Barnum Island, NY

Average temperature - Barnum Island, NY

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.8°F).

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure
Barnum Island, NY

Average pressure - Barnum Island, NY

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Barnum Island, NY

Average wind speed - Barnum Island, NY

The windiest month (with the highest average wind speed) is January (13.6mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).

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Average humidity
Barnum Island, NY

Average humidity - Barnum Island, NY

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall
Barnum Island, NY

Average rainfall - Barnum Island, NY

The wettest month (with the highest rainfall) is July (4.17").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days
Barnum Island, NY

Average rainfall days - Barnum Island, NY

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall
Barnum Island, NY

Average snowfall - Barnum Island, NY

The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Barnum Island, NY

Average snowfall days - Barnum Island, NY

The months with the highest number of snowfall days are January and February (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature
Barnum Island, NY

Average sea temperature - Barnum Island, 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
Barnum Island, NY

Average daylight / Average sunshine - Barnum Island, NY

The month with the longest days is June (Average daylight: 15h and 2min).
The month with the shortest days is December (Average daylight: 9h and 20min).

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days
Barnum Island, NY

Average sunshine days - Barnum Island, NY

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.7 days).

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Average UV index
Barnum Island, NY

Average UV index - Barnum Island, NY

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

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Average visibility
Barnum Island, NY

Average visibility - Barnum Island, NY

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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