Shelter Island Heights
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Shelter Island Heights Weather in September

Shelter Island Heights in September sees high temperatures, with highs around 23°C (73°F) and overnight lows of 15°C (59°F). Rainfall is fairly high at around 108 mm (4.3 in) on average, so pack waterproofs just in case.

Rainfall in Shelter Island Heights in September

Climate statistics over the past 30 years suggest around 9 days of rain, with 108 mm (4.3 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Shelter Island Heights in September

Daytime temperatures in Shelter Island Heights reach 23°C (73°F) in September, dropping to 15°C (59°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 15°C (59°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Shelter Island Heights.

Shelter Island Heights Temperature in September

Min Temperature
15°C (59°F)
Max Temperature
23°C (73°F)
Chance of Rain
30%
Precipitation
108 mm (4.3 in)
Rainy days
9 days

Shelter Island Heights Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Shelter Island Heights - and find the best time to visit.

Best Places in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Shelter Island Heights in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags.

What To Do in Shelter Island Heights in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    6/10
  • Outdoor sports
    9/10

Shelter Island Heights 3-Day Forecast

More climate data for Shelter Island Heights

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.