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Shelter Island (NY) Weather and Climate: A Comprehensive Guide

The temperature in Shelter Island can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and cold during the cooler months. It also experiences much rain/snowfall throughout the year. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

Visitors to Shelter Island can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 27°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

Shelter Island is known for its substantial rain/snowfall, with annual precipitation reaching 1218 mm. Despite minor fluctuations, Shelter Island enjoys fairly consistent precipitation throughout the year. In December, you can expect around 129 mm of precipitation, while in November, Shelter Island receives about 86 mm.

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

Forecast for Shelter Island (NY)

Fri   Dec 27
6°C | -6°C
SW 4 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 9 m/s
1.5 mm
overcast and  chance of slight rain

overcast and chance of slight rain

The best time of year to visit Shelter Island 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 Shelter Island?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Shelter Island?
    The coldest month is February with an average maximum temperature of 4°C.
  • Which is the wettest month in Shelter Island?
    December tops the wettest month list with 129 mm of rainfall.
  • Which is the driest month in Shelter Island?
    November 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.