Monthly weather forecast and climate
Westbury, NY

Weather in January

January, like December, in Westbury, New York, is a wintry winter month, with average temperature fluctuating between 28.6°F (-1.9°C) and 37.2°F (2.9°C). The coldest month is January, with an average high-temperature of 37.2°F (2.9°C) and an average low-temperature of 28.6°F (-1.9°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Westbury, New York, with temperature in the range of an average low of 30°F (-1.1°C) and an average high of 39.2°F (4°C). In February, the average high-temperature is almost the same as in January - a still cold 39.2°F (4°C). Weather in February »

Weather in March

March, the first month of the spring, in Westbury, is a frosty month, with temperature in the range of an average low of 36°F (2.2°C) and an average high of 45°F (7.2°C). In Westbury, the average high-temperature slightly increases, from a wintry 39.2°F (4°C) in February, to a chilly 45°F (7.2°C). Weather in March »

Weather in April

April in Westbury, New York, is a fresh spring month, with average temperature varying between 45.1°F (7.3°C) and 54.1°F (12.3°C). In April, the average high-temperature rises, from a chilly 45°F (7.2°C) in March, to a cool 54.1°F (12.3°C). Weather in April »

Weather in May

May, the last month of the spring, in Westbury, is a comfortable month, with average temperature varying between 54.5°F (12.5°C) and 64°F (17.8°C). In Westbury, the average high-temperature rises, from a cool 54.1°F (12.3°C) in April, to a comfortable 64°F (17.8°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Westbury, New York, with temperature in the range of an average high of 73.2°F (22.9°C) and an average low of 63.9°F (17.7°C). In June, the average high-temperature increases, from a comfortable 64°F (17.8°C) in May, to an agreeable 73.2°F (22.9°C). Weather in June »

Weather in July

July in Westbury, New York, is a warm summer month, with average temperature fluctuating between 71.2°F (21.8°C) and 80.4°F (26.9°C). July is the warmest month, with an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 71.2°F (21.8°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Westbury, New York, with average temperature fluctuating between 79.5°F (26.4°C) and 71.2°F (21.8°C). In Westbury, the average high-temperature is practically the same as in July - a still moderately hot 79.5°F (26.4°C). Weather in August »

Weather in September

September, the first month of the autumn, in Westbury, is also an agreeable month, with temperature in the range of an average low of 64.6°F (18.1°C) and an average high of 72.7°F (22.6°C). In September, the average high-temperature marginally drops, from a moderately hot 79.5°F (26.4°C) in August, to an agreeable 72.7°F (22.6°C). Weather in September »

Weather in October

October, like September, in Westbury, New York, is another enjoyable autumn month, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 62.6°F (17°C). In October, the average high-temperature decreases, from a pleasant 72.7°F (22.6°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 Westbury, is another cool month, with average temperature ranging between max 51.6°F (10.9°C) and min 43.2°F (6.2°C). In November, the average high-temperature drops, from an enjoyable 62.6°F (17°C) in October, to a cool 51.6°F (10.9°C). Weather in November »

Weather in December

December, the first month of the winter, in Westbury, is still a chilly month, with temperature in the range of an average high of 43.5°F (6.4°C) and an average low of 35.6°F (2°C). In December, the average high-temperature marginally drops, from a fresh 51.6°F (10.9°C) in November, to a chilly 43.5°F (6.4°C). Weather in December »
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FAQ

What is the coldest month in Westbury?

The coldest month in Westbury is January, with an average high-temperature of 37.2°F (2.9°C) and an average low-temperature of 28.6°F (-1.9°C).

How many days does it rain in Westbury?

Throughout the year, there are 158.5 rainfall days, and 36.38" (924mm) of precipitation is accumulated.

What is the driest month in Westbury?

January is the month with the least rainfall. Rain falls for 8 days and accumulates 2.17" (55mm) of precipitation.

When does it snow in Westbury?

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

How many days does it snow in Westbury?

Throughout the year, in Westbury, New York, there are 15.8 snowfall days, and 5.91" (150mm) of snow is accumulated.

What are the months with the lowest UV index in Westbury?

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

What is the month with the least sunshine in Westbury?

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

What is the snowiest month in Westbury?

The month with the most snowfall in Westbury is March when snow falls for 2.9 days and typically aggregates up to 1.85" (47mm) of snow.

What are the most humid months in Westbury?

May and June, with an average relative humidity of 76%, are most humid months in Westbury, New York.

When it does not snow in Westbury?

May through September are months without snowfall.

When are the longest days in Westbury?

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

What are the months with the highest UV index in Westbury?

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

What is the warmest month in Westbury?

July is the warmest month in Westbury, with an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 71.2°F (21.8°C).

What is the wettest month in Westbury?

July is the month with the most rainfall in Westbury, New York. Rain falls for 18 days and accumulates 4.13" (105mm) of precipitation.

What month has the most sunshine in Westbury?

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

What is the least humid month in Westbury?

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

What is the month with the shortest days in Westbury?

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

Average temperature
Westbury, NY

Average temperature - Westbury, NY

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (37.2°F).

Months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

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Average pressure
Westbury, NY

Average pressure - Westbury, NY

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

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Average wind speed
Westbury, NY

Average wind speed - Westbury, NY

The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

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Average humidity
Westbury, NY

Average humidity - Westbury, NY

Months with the highest relative humidity are May and June (76%).
The month with the lowest relative humidity is November (71%).

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Average rainfall
Westbury, NY

Average rainfall - Westbury, NY

The wettest month (with the highest rainfall) is July (4.13").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days
Westbury, NY

Average rainfall days - Westbury, NY

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (8 days).

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Average snowfall
Westbury, NY

Average snowfall - Westbury, NY

The month with the highest snowfall is March (1.85").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Westbury, NY

Average snowfall days - Westbury, NY

The month with the highest number of snowfall days is February (4.7 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Westbury, NY

Average daylight / Average sunshine - Westbury, 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
Westbury, NY

Average sunshine days - Westbury, NY

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index
Westbury, NY

Average UV index - Westbury, 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, November and December (UV index 2).

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Average visibility
Westbury, NY

Average visibility - Westbury, 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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