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Hauppauge (NY) Weather and Climate: A Comprehensive Guide

The temperature in Hauppauge can vary greatly throughout the year. The temperatures shift from warm to cold. It also experiences much rain/snowfall throughout the year. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

Depending on the time of the year, temperatures range from comfortable to chilly in Hauppauge. Average daytime temperatures reach a comfortable 29°C in July. In February, the coolest month of the year, temperatures drop to a chilly 4°C.

At night, you can expect cooler temperatures, with averages dropping to around -4°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Hauppauge has a relatively rain/snowy climate with high precipitation levels, averaging 1160 mm of rain/snowfall annually. Hauppauge experiences moderate seasonal variation in rainfall, with monthly averages ranging from 131 mm in December, the wettest month, and 77 mm in November, the driest month.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Hauppauge can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.0 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.7 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: New York City, the United States of America (59 KM, 36 Miles).

Daily hours of sunshine

Data from: New York City, the United States of America (59 KM, 36 Miles).

Forecast for Hauppauge (NY)

Fri   Dec 27
6°C | -7°C
SW 3 m/s
partly cloudy and no rain

partly cloudy and no rain

Sat   Dec 28
11°C | 2°C
S 4 m/s
1.6 mm
overcast and slight rain

overcast and slight rain

Sun   Dec 29
14°C | 8°C
S 6 m/s
2.4 mm
overcast and slight rain

overcast and slight rain

The best time of year to visit Hauppauge in the United States of America

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Hauppauge?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Hauppauge?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Hauppauge?
    The coldest month is February with an average maximum temperature of 4°C.
  • Which is the wettest month in Hauppauge?
    December tops the wettest month list with 131 mm of rainfall.
  • Which is the driest month in Hauppauge?
    November is the driest month with 77 mm of precipitation.
  • Which is the sunniest month in Hauppauge?
    July is the sunniest month with an average of 271 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.