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Sag Harbor Weather and Climate: A Comprehensive Guide

Sag Harbor experiences great temperature shifts. The city's weather can transition from warm days to cold weather. It also has a relatively rain/snowy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

The climate in Sag Harbor is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 28°C in July to a chilly 4°C in February.

Nighttime temperatures can drop, with average lows reaching -5°C in February. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Sag Harbor has a notably wet climate with abundant precipitation, recording 1220 mm of rain/snowfall per year. The wettest period in Sag Harbor occurs in December, which receives around 131 mm of precipitation. During the driest month, July, Sag Harbor experiences moderate rainfall, totaling approximately 86 mm. The consistent precipitation levels throughout the year contribute to a relatively stable climate.

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

Forecast for Sag Harbor

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

partly cloudy and no rain

Sat   Dec 28
10°C | 2°C
S 6 m/s
0.9 mm
overcast and slight rain

overcast and slight rain

Sun   Dec 29
13°C | 7°C
S 8 m/s
1.5 mm
overcast and  chance of slight rain

overcast and chance of slight rain

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

During the months of 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:
  • Which is the warmest month in Sag Harbor?
    July has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Sag Harbor?
    The coldest month is February with an average maximum temperature of 4°C.
  • Which is the wettest month in Sag Harbor?
    December tops the wettest month list with 131 mm of rainfall.
  • Which is the driest month in Sag Harbor?
    July is the driest month with 86 mm of precipitation.

  • 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.