Temperature in Block Island in September

Daytime highs, nighttime lows and the warmest cities in Block Island, the United States of America this September.

Block Island, the United States of America, a region in the United States of America, typically experiences pleasant weather in September, with maximum daytime temperatures around 22°C (72°F) and nighttime temperatures around 16°C (61°F) in New Shoreham. September is a summer month.

What is the temperature of the different cities in Block Island, the United States of America in September?

Explore the map below to discover average September temperatures at the top destinations in Block Island. For a deeper dive, simply click on any destination dot.

Select a Month

Check the conditions for any month of the year.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

For a detailed overview over the year and the best time to visit Block Island, check out our Block Island's climate page.

See also: Block Island weather by month.

Best Places to Visit in Block Island in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Block Island.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

See all September weather averages, cities and regions in Block Island

Block Island temperatures in September: frequently asked questions

How hot does it get in Block Island, the United States of America in September?

Daytime temperatures in New Shoreham typically peak at 22°C (72°F) in September, putting it in the pleasant range.

How cold does it get at night in Block Island, the United States of America in September?

Nighttime temperatures in New Shoreham typically drop to around 16°C (61°F) in September.

How much sun does Block Island, the United States of America get in September?

The weather is predominantly sunny, with an estimated total of around 233 hours of sunshine in New Shoreham. This means many sunny days, which creates a cheerful atmosphere during this month.

Interested in more climate information?

We have much more information about the climate in Block Island.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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