Block Island Weather by Month: Temperature & Rainfall Guide

Block Island is a region in the United States of America. Many people wonder what the weather conditions are in Block Island over the year. What is the best time to visit Block Island?

This page shows the average weather conditions by month in Block Island over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

Block Island in January

In January the weather in Block Island is generally less favorable. January is a winter month. In New Shoreham you can expect cold maximum average daytime temperatures around 4°C (39°F) and nighttime temperatures around -3°C (27°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Block Island in January here.

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).

Block Island in February

In February the weather in Block Island is generally less favorable. February is a winter month. In New Shoreham you can expect cold maximum average daytime temperatures around 4°C (39°F) and nighttime temperatures around -3°C (27°F). On average, this month is one of the coldest months of the year in Block Island. So be prepared and make sure to dress up warm.

Find more detailed climate information for Block Island in February here.

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).

Block Island in March

In March the weather in Block Island is generally less favorable. March is a winter month. In New Shoreham you can expect cold maximum average daytime temperatures around 7°C (45°F) and nighttime temperatures around 1°C (34°F).

Find more detailed climate information for Block Island in March here.

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).

Block Island in April

In April the weather in Block Island is generally mixed. In New Shoreham you can expect cold maximum average daytime temperatures around 12°C (54°F) and nighttime temperatures around 5°C (41°F).

Find more detailed climate information for Block Island in April here.

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).

Block Island in May

In May the weather in Block Island is generally good. In New Shoreham you can expect mild maximum average daytime temperatures around 17°C (63°F) and nighttime temperatures around 10°C (50°F).

Find more detailed climate information for Block Island in May here.

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).

Block Island in June

In June the weather in Block Island is generally very good. In New Shoreham you can expect pleasant maximum average daytime temperatures around 21°C (70°F) and nighttime temperatures around 15°C (59°F).

Find more detailed climate information for Block Island in June here.

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).

Block Island in July

In July the weather in Block Island is generally excellent. July is a summer month. In New Shoreham you can expect warm maximum average daytime temperatures around 25°C (77°F) and nighttime temperatures around 20°C (68°F). On average, this month is one of the warmest months of the year in Block Island. So be prepared and make sure to dress lightly.

Find more detailed climate information for Block Island in July here.

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).

Block Island in August

In August the weather in Block Island is generally excellent. August is a summer month. In New Shoreham you can expect warm maximum average daytime temperatures around 25°C (77°F) and nighttime temperatures around 19°C (66°F).

Find more detailed climate information for Block Island in August here.

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).

Block Island in September

In September the weather in Block Island is generally excellent. September is a summer month. In New Shoreham you can expect pleasant maximum average daytime temperatures around 22°C (72°F) and nighttime temperatures around 16°C (61°F).

Find more detailed climate information for Block Island in September here.

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).

Block Island in October

In October the weather in Block Island is generally mixed. In New Shoreham you can expect mild maximum average daytime temperatures around 17°C (63°F) and nighttime temperatures around 11°C (52°F).

Find more detailed climate information for Block Island in October here.

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).

Block Island in November

In November the weather in Block Island is generally mixed. In New Shoreham you can expect cold maximum average daytime temperatures around 12°C (54°F) and nighttime temperatures around 6°C (43°F).

Find more detailed climate information for Block Island in November here.

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).

Block Island in December

In December the weather in Block Island is generally less favorable. In New Shoreham you can expect cold maximum average daytime temperatures around 8°C (46°F) and nighttime temperatures around 1°C (34°F).

Find more detailed climate information for Block Island in December here.

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).

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