Climate and monthly weather forecast
Hauppauge, NY

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Weather in January

January, like December, in Hauppauge, New York, is another cold winter month, with an average temperature varying between 37.9°F (3.3°C) and 30°F (-1.1°C). In Hauppauge, the lowest average temperatures are observed in January, with a high of 37.9°F (3.3°C) and a low of 30°F (-1.1°C). Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in Hauppauge, New York, with an average temperature varying between 31.1°F (-0.5°C) and 39.7°F (4.3°C). February's commencement is accompanied by an average high-temperature of a still wintry 39.7°F (4.3°C), diverging marginally from January's 37.9°F (3.3°C). Weather in February »

Weather in March

March, the first month of the spring in Hauppauge, is a frosty month, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 44.2°F (6.8°C). Hauppauge, New York, marks the start of March with an average high-temperature of a frosty 44.2°F (6.8°C), hinting at a slight fluctuation from February's 39.7°F (4.3°C). Weather in March »

Weather in April

April in Hauppauge, New York, is a fresh spring month, with an average temperature ranging between max 52.9°F (11.6°C) and min 45.1°F (7.3°C). A gentle upsurge in temperatures occurs as March gives way to April, with average highs shifting from a chilly 44.2°F (6.8°C) to a cool 52.9°F (11.6°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Hauppauge, New York, with an average temperature varying between 54.5°F (12.5°C) and 62.2°F (16.8°C). The onset of May marks an increase in the average high-temperature, moving from a cool 52.9°F (11.6°C) in April to a comfortable 62.2°F (16.8°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Hauppauge, New York, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 71.4°F (21.9°C). As Hauppauge transitions into June, a rise in the average high-temperature is observed, moving from a comfortable 62.2°F (16.8°C) in May to an agreeable 71.4°F (21.9°C). Weather in June »

Weather in July

July in Hauppauge, New York, is a moderately hot summer month, with an average temperature fluctuating between 79°F (26.1°C) and 71.8°F (22.1°C). With average high temperatures of 79°F (26.1°C) and lows of 71.8°F (22.1°C), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Hauppauge, New York, with an average temperature fluctuating between 78.4°F (25.8°C) and 72°F (22.2°C). August's climate shows a minor adjustment in average high-temperatures to a still warm 78.4°F (25.8°C) from July's 79°F (26.1°C). Weather in August »

Weather in September

September, the first month of the autumn in Hauppauge, is also an agreeable month, with an average temperature varying between 72.1°F (22.3°C) and 65.3°F (18.5°C). The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's warm 78.4°F (25.8°C) to an agreeable 72.1°F (22.3°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Hauppauge, New York, with an average temperature ranging between min 55.8°F (13.2°C) and max 62.4°F (16.9°C). The onset of October results in a decrease in the average high-temperature, receding from an agreeable 72.1°F (22.3°C) in September to a refreshing 62.4°F (16.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Hauppauge, New York, with an average temperature fluctuating between 44.2°F (6.8°C) and 52°F (11.1°C). The onset of November results in a decrease in the average high-temperature, receding from an enjoyable 62.4°F (16.9°C) in October to a cool 52°F (11.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Hauppauge, New York, with temperature in the range of an average low of 36.9°F (2.7°C) and an average high of 43.9°F (6.6°C). December heralds a minor drop in average high-temperature, sliding from November's fresh 52°F (11.1°C) to a chilly 43.9°F (6.6°C). Weather in December »
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Hauppauge's January weather, with an average high temperature of 37.9°F (3.3°C) and an average low temperature of 30°F (-1.1°C), tends to be the coldest of the year.

What is the driest month in Hauppauge?

January is the month with the least rainfall. Rain falls for 7.6 days and accumulates 2.05" (52mm) of precipitation.

How many days does it rain?

Throughout the year, there are 153.2 rainfall days, and 34.45" (875mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

Throughout the year, in Hauppauge, there are 13 snowfall days, and 5.87" (149mm) of snow is accumulated.

What are the months with the lowest UV index?

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

What is the month with the least sunshine?

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

What is the snowiest month?

March is the month with the most snowfall. Snow falls for 2.6 days and accumulates 1.97" (50mm) 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.

When it does not snow?

In Hauppauge, snow does not fall in April through September.

What are the most humid months?

The months with the highest humidity are May and June, with an average relative humidity of 77%.

When are the longest days?

With an average of 15h and 6min of daylight, June has the longest days of the year.

When is the highest UV index in Hauppauge?

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

What is the hottest time of year?

July is the warmest month, exhibiting average temperatures of 79°F (26.1°C) at the peak and 71.8°F (22.1°C) at the base.

What is the wettest month?

July is the month with the most rainfall. Rain falls for 17.9 days and accumulates 3.86" (98mm) of precipitation.

What month has the most sunshine?

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

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
Hauppauge, NY

Average temperature - Hauppauge, NY

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.9°F).

The month with the highest average low temperature is August (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).

Average pressure
Hauppauge, NY

Average pressure - Hauppauge, NY

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

Average wind speed
Hauppauge, NY

Average wind speed - Hauppauge, NY

The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).

Average humidity
Hauppauge, NY

Average humidity - Hauppauge, NY

The months with the highest relative humidity are May and June (77%).
The month with the lowest relative humidity is November (71%).

Average rainfall
Hauppauge, NY

Average rainfall - Hauppauge, NY

The wettest month (with the highest rainfall) is July (3.86").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days
Hauppauge, NY

Average rainfall days - Hauppauge, NY

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.6 days).

Average snowfall
Hauppauge, NY

Average snowfall - Hauppauge, NY

The month with the highest snowfall is March (1.97").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days
Hauppauge, NY

Average snowfall days - Hauppauge, NY

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Hauppauge, NY

Average daylight / Average sunshine - Hauppauge, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days
Hauppauge, NY

Average sunshine days - Hauppauge, NY

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).

Average UV index
Hauppauge, NY

Average UV index - Hauppauge, 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
Hauppauge, NY

Average visibility - Hauppauge, 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).

Hauppauge, New York, USA

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