Climate and monthly weather forecast
Barnum Island, NY

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Weather in January

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

Weather in February

The last month of the winter, February, is another cold month in Barnum Island, New York, with temperature in the range of an average low of 30.6°F (-0.8°C) and an average high of 39.6°F (4.2°C). The average high-temperature during February registers at a still wintry 39.6°F (4.2°C), closely corresponding to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Barnum Island, New York, with an average temperature varying between 44.2°F (6.8°C) and 36.7°F (2.6°C). Barnum Island records an average high-temperature of a chilly 44.2°F (6.8°C) in March, closely mirroring the climate of the previous month. Weather in March »

Weather in April

April in Barnum Island, New York, is a fresh spring month, with an average temperature varying between 52.9°F (11.6°C) and 45.1°F (7.3°C). Barnum Island's April weather indicates a minor increase in high-temperatures, edging from March's chilly 44.2°F (6.8°C) to a fresh 52.9°F (11.6°C). Weather in April »

Weather in May

May, the last month of the spring in Barnum Island, is a refreshing month, with an average temperature ranging between max 62.6°F (17°C) and min 54.5°F (12.5°C). Entering May, Barnum Island sees a temperature rise, with the average high-temperature advancing from April's cool 52.9°F (11.6°C) to a comfortable 62.6°F (17°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Barnum Island, New York, with an average temperature fluctuating between 64°F (17.8°C) and 71.4°F (21.9°C). Barnum Island's weather in June shows a minor rise in the average high-temperature, moving slightly up from May's enjoyable 62.6°F (17°C) to an agreeable 71.4°F (21.9°C). Weather in June »

Weather in July

July in Barnum Island, New York, is a moderately hot summer month, 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 month that records the highest temperatures, with averages ranging from a high of 79°F (26.1°C) to a low 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 an average temperature ranging between max 78.4°F (25.8°C) and min 71.8°F (22.1°C). The average high-temperature is a still moderately hot 78.4°F (25.8°C) in August, hardly different from the 79°F (26.1°C) recorded in July. Weather in August »

Weather in September

September, the first month of the autumn in Barnum Island, is also an agreeable month, with an average temperature varying between 72.3°F (22.4°C) and 65.3°F (18.5°C). The onset of September is marked by a minor decrease in temperature, transitioning 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, like September, in Barnum Island, New York, is another enjoyable autumn month, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 62.6°F (17°C). October comes with a decrease in the average high-temperature, falling from a pleasant 72.3°F (22.4°C) in September to an enjoyable 62.6°F (17°C). Weather in October »

Weather in November

November, the last month of the autumn in Barnum Island, is another cool month, with an average temperature fluctuating between 51.6°F (10.9°C) and 44.6°F (7°C). November implies a gentle temperature shift, with average high-temperatures reducing from October's refreshing 62.6°F (17°C) 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 still a chilly month, with temperature in the range of an average high of 43.7°F (6.5°C) and an average low of 36.7°F (2.6°C). During the shift to December, a minor reduction in average high-temperature is observed, shifting from a fresh 51.6°F (10.9°C) in November to a frosty 43.7°F (6.5°C). Weather in December »
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

The month of January sees the average lowest temperatures, reaching 37.8°F (3.2°C) at the peak and 29.7°F (-1.3°C) at the low.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 7.8 days and typically collects 2.17" (55mm) of precipitation.

How many days does it rain?

Throughout the year, there are 159.2 rainfall days, and 37.17" (944mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow?

In Barnum Island, 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?

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

When is the ocean coldest?

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

What is the month with the least sunshine?

With an average of 4.8h of sunshine, February has the least sunshine of the year.

When does it snow the most?

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)?

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.

What is the most humid month?

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

When it does not snow?

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

When are the longest days in Barnum Island?

June has the longest days of the year, with an average of 15h and 0min of daylight.

What is the month with the highest UV index?

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

What are the warmest months?

July, noted for its average high-temperature of 79°F (26.1°C) and an average low-temperature of 71.2°F (21.8°C), is considered the warmest month.

What is the rainiest month?

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

What month has the most sunshine in Barnum Island?

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

When is the ocean warmest?

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

What is the least humid month?

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

What is the month with the shortest days?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

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).

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).

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).

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%).

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").

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).

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").

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).

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).

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 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

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).

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).

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).

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).

Barnum Island, New York, USA

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