Climate and monthly weather forecast
Upper Brookville, NY

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Weather in January

January, the same as December, is an icy winter month in Upper Brookville, New York, with an average temperature fluctuating between 27.3°F (-2.6°C) and 36.5°F (2.5°C). The coldest time of the year is January, with temperatures averaging a high of 36.5°F (2.5°C) and a low of 27.3°F (-2.6°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Upper Brookville, New York, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 39°F (3.9°C). The average high-temperature during February is a still wintry 39°F (3.9°C), almost matching the conditions of the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Upper Brookville, is a frosty month, with temperature in the range of an average high of 45.1°F (7.3°C) and an average low of 35.2°F (1.8°C). With the onset of March, the average high-temperature subtly transitions from a cold 39°F (3.9°C) in February to a chilly 45.1°F (7.3°C). Weather in March »

Weather in April

April in Upper Brookville, New York, is a fresh spring month, with an average temperature varying between 44.2°F (6.8°C) and 55°F (12.8°C). The shift from March to April sees an increase in the average high-temperature, transitioning from a frosty 45.1°F (7.3°C) to a cool 55°F (12.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Upper Brookville, New York, with an average temperature varying between 54.1°F (12.3°C) and 65.3°F (18.5°C). May brings an increase in the average high-temperature, progressing from a cool 55°F (12.8°C) in April to a refreshing 65.3°F (18.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Upper Brookville, New York, with an average temperature fluctuating between 74.5°F (23.6°C) and 63.1°F (17.3°C). June's arrival coincides with a temperature rise, moving from May's comfortable 65.3°F (18.5°C) to a warm 74.5°F (23.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Upper Brookville, New York, with an average temperature varying between 81.5°F (27.5°C) and 70.3°F (21.3°C). Upper Brookville notes the warmest temperatures in July, with a high average of 81.5°F (27.5°C) and a low of 70.3°F (21.3°C). During July, the heat index is evaluated at a tropical 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Upper Brookville, is also a moderately hot month, with temperature in the range of an average low of 70.3°F (21.3°C) and an average high of 80.4°F (26.9°C). With August's arrival, Upper Brookville, New York, notes an average high-temperature of a still moderately hot 80.4°F (26.9°C), closely following the trend of the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Upper Brookville, is also a moderately hot month, with an average temperature varying between 63.5°F (17.5°C) and 73.4°F (23°C). A subtle change in temperatures is noted as August gives way to September, with average highs reducing from 80.4°F (26.9°C) to a still moderately hot 73.4°F (23°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Upper Brookville, New York, with an average temperature ranging between min 53.4°F (11.9°C) and max 63°F (17.2°C). The onset of October coincides with a reduction in the average high-temperature, falling from a warm 73.4°F (23°C) in September to a comfortable 63°F (17.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Upper Brookville, is another cool month, with temperature in the range of an average low of 42.3°F (5.7°C) and an average high of 51.1°F (10.6°C). Upper Brookville experiences a temperature shift at the start of November, with average high-temperatures adjusting from a comfortable 63°F (17.2°C) in October to a fresh 51.1°F (10.6°C). Weather in November »

Weather in December

December, the first month of the winter in Upper Brookville, is still a cold month, with an average temperature varying between 42.4°F (5.8°C) and 34.7°F (1.5°C). With the onset of December, Upper Brookville's climate undergoes a slight change as the average high-temperature moves from a fresh 51.1°F (10.6°C) in November to a cold 42.4°F (5.8°C). Weather in December »
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Frequently asked questions

What are the coldest months in Upper Brookville?

January, known for its average high temperature of 36.5°F (2.5°C) and an average low temperature of 27.3°F (-2.6°C), is the coldest month in Upper Brookville, New York.

How many days does it rain in Upper Brookville?

Throughout the year, there are 165.9 rainfall days, and 37.56" (954mm) of precipitation is accumulated.

When does it snow in Upper Brookville?

Months with snowfall are January through April, November and December.

How many days does it snow in Upper Brookville?

Throughout the year, in Upper Brookville, New York, there are 22.2 snowfall days, and 7.24" (184mm) of snow is accumulated.

When is the lowest UV index in Upper Brookville?

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

What is the most humid month in Upper Brookville?

February, May and December, with an average relative humidity of 75%, are most humid months in Upper Brookville, New York.

What is the month with the least sunshine in Upper Brookville?

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

When does it snow the most in Upper Brookville?

March is the month with the most snowfall. Snow falls for 4.7 days and accumulates 2.01" (51mm) of snow.

When is Daylight Saving Time (DST) in Upper Brookville?

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.

When it does not snow in Upper Brookville?

In Upper Brookville, snow does not fall in May through October.

When are the longest days in Upper Brookville?

With an average of 15h and 6min of daylight, June has the longest days of the year in Upper Brookville, New York.

What is the month with the highest UV index in Upper Brookville?

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

What are the warmest months in Upper Brookville?

July stands out as Upper Brookville's warmest month, with temperatures ranging between an average high of 81.5°F (27.5°C) and a low of 70.3°F (21.3°C).

What month has the most sunshine in Upper Brookville?

The month with the most sunshine in Upper Brookville is July, with an average of 10.7h of sunshine.

What are the least humid months in Upper Brookville?

The months with the lowest humidity in Upper Brookville are August and November, with an average relative humidity of 71%.

What is the driest month in Upper Brookville?

September is the month with the least rainfall. Rain falls for 12.9 days and accumulates 2.4" (61mm) of precipitation.

What is the wettest month in Upper Brookville?

December is the month with the most rainfall in Upper Brookville, New York. Rain falls for 12.9 days and accumulates 4.06" (103mm) of precipitation.

What is the month with the shortest days in Upper Brookville?

The month with the shortest days in Upper Brookville, New York, is December, with an average of 9h and 18min of daylight.

Average temperature
Upper Brookville, NY

Average temperature - Upper Brookville, NY

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (36.5°F).

The months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure
Upper Brookville, NY

Average pressure - Upper Brookville, 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
Upper Brookville, NY

Average wind speed - Upper Brookville, NY

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

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Average humidity
Upper Brookville, NY

Average humidity - Upper Brookville, NY

The months with the highest relative humidity are February, May and December (75%).
The months with the lowest relative humidity are August and November (71%).

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Average rainfall
Upper Brookville, NY

Average rainfall - Upper Brookville, NY

The wettest month (with the highest rainfall) is December (4.06").
The driest month (with the least rainfall) is September (2.4").

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Average rainfall days
Upper Brookville, NY

Average rainfall days - Upper Brookville, NY

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall
Upper Brookville, NY

Average snowfall - Upper Brookville, NY

The month with the highest snowfall is March (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Upper Brookville, NY

Average snowfall days - Upper Brookville, NY

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Upper Brookville, NY

Average daylight / Average sunshine - Upper Brookville, NY

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 18min).

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days
Upper Brookville, NY

Average sunshine days - Upper Brookville, NY

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (10.6 days).

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Average UV index
Upper Brookville, NY

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

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Average cloud cover
Upper Brookville, NY

Average cloud cover - Upper Brookville, NY

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 29).

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Average visibility
Upper Brookville, NY

Average visibility - Upper Brookville, 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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Upper Brookville, New York, USA

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