Block Island weather live forecast

Today's maximum temperature in Block Island is expected to be 50°F. Select a day from the live weather forecast for Block Island, Rhode Island, USA for more weather parameters.

Monday
16th Mar
50

37

0

3
Tuesday
17th Mar
48

34

10

5
Wednesday
18th Mar
34

30

4

3
Thursday
19th Mar
39

34

4

4
Friday
20th Mar
45

37

6

4

5-day weather forecast updated at 04:01 on Monday 16th March 2026 GMT

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The 5-day weather forecast for Rhode Island (Block Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Block Island weather forecast by day

Below are the detailed weather forecasts for Block Island for the next 5 days.

Block Island weather for Monday 16th March 2026

Expect isolated thunderstorms in Block Island, Rhode Island with a maximum temperature of 50°F, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 99% chance of some rain and a strong breeze of 25 mph from the south.

50
°F maximum temperature
37
°F minimum temperature
isolated thunderstorms
0
hours of sunshine
3
UV index (Moderate)
99
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
25
mph wind from S

Block Island weather for Tuesday 17th March 2026

Expect sunshine and showers in Block Island, Rhode Island with a maximum temperature of 48°F, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 5-10 mm of rainfall expected with 18% chance of some rain and a strong breeze of 25 mph from the west.

48
°F maximum temperature
34
°F minimum temperature
sunshine and showers
10
hours of sunshine
5
UV index (Moderate)
18
% chance of some rain
<10
mm of rainfall expected
41
°F wind chill
25
mph wind from W

Block Island weather for Wednesday 18th March 2026

Expect broken clouds in Block Island, Rhode Island with a maximum temperature of 34°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the north-west.

34
°F maximum temperature
30
°F minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
25
°F wind chill
13
mph wind from NW

Block Island weather for Thursday 19th March 2026

Expect broken clouds in Block Island, Rhode Island with a maximum temperature of 39°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south.

39
°F maximum temperature
34
°F minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
34
°F wind chill
9
mph wind from S

Block Island weather for Friday 20th March 2026

Expect sunshine and showers in Block Island, Rhode Island with a maximum temperature of 45°F, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a gentle breeze of 12 mph from the south-west.