Sea Temperature in Long Island in March

Complete information on the sea temperature range in the Atlantic Ocean in Long Island in March. Historical daily data. Climate details for March. Tips on swimming conditions and beach relaxation in Long Island. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Long Island in March

36°F

MINIMUN

40°F

AVERAGE

45°F

MAXIMUM

Historical Data of Water Temperature in March in Long Island

Water Temperature Chart for Atlantic Ocean in Long Island in March

Sea Temperature Table in Long Island in March Over the Past Years

Day	2024	2023	2022	Average
Mar 1	39°C	41°C	37°C	40°C
Mar 2	41°C	41°C	37°C	40°C
Mar 3	39°C	41°C	37°C	40°C
Mar 4	41°C	41°C	37°C	41°C
Mar 5	39°C	43°C	37°C	40°C
Mar 6	39°C	43°C	37°C	40°C
Mar 7	39°C	43°C	39°C	41°C
Mar 8	39°C	43°C	39°C	41°C
Mar 9	39°C	43°C	39°C	41°C
Mar 10	39°C	43°C	39°C	41°C
Mar 11	39°C	43°C	39°C	41°C
Mar 12	41°C	43°C	39°C	42°C
Mar 13	41°C	43°C	41°C	42°C
Mar 14	39°C	43°C	41°C	42°C
Mar 15	39°C	43°C	41°C	42°C
Mar 16	41°C	43°C	41°C	42°C
Mar 17	41°C	43°C	41°C	42°C
Mar 18	41°C	43°C	41°C	42°C
Mar 19	41°C	45°C	43°C	43°C
Mar 20	41°C	45°C	43°C	43°C
Mar 21	41°C	45°C	43°C	43°C
Mar 22	41°C	45°C	43°C	43°C
Mar 23	43°C	45°C	43°C	43°C
Mar 24	43°C	43°C	43°C	43°C
Mar 25	43°C	45°C	45°C	44°C
Mar 26	43°C	45°C	45°C	44°C
Mar 27	45°C	43°C	45°C	44°C
Mar 28	45°C	45°C	45°C	44°C
Mar 29	43°C	45°C	45°C	44°C
Mar 30	45°C	43°C	45°C	44°C

Long Island Climate and Swimming Opportunities in March

48°F

Average Day Air Temperature

30°F

Average Night Air Temperature

5 in

Precipitation Amount per Month

11 days

Number of Rainy Days

12 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

11 mph

Average Wind Speed

65%

Average
humidity

Long Island lies within the New York in United States. The average daytime temperature in Long Island in March is 48°F (9°C), while the nighttime average is 31°F (-1°C). There are typically 11 rainy days during the month, with a total precipitation of 4.6 inches (117 mm). The daylight duration in March in Long Island is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in March is 11 mph (18 km/h), and the humidity level is around 65%.

The water temperature in Long Island in March ranges from 39°F to 43°F (4°C to 6°C). At the beginning of the month, the average temperature is around 41°F (5°C), shifting to 41°F (5°C) by mid-March and reaching 45°F (7°C) in the last ten days. Overall, the average sea temperature in Long Island for March is 43°F (6°C). Still too cold for most swimmers. Only short dips in proper gear are advisable.

Sea Temperature in March in Nearby Cities

Frequently Asked Questions About Water Temperatures in March in Long Island

What is the sea temperature in Long Island in March?

The water temperature in the Atlantic Ocean in Long Island in March ranges from 39°F to 43°F (4°C to 6°C).

Is it possible to swim in the Atlantic Ocean in Long Island in March?

The average sea temperature in Long Island in March is 43°F (6°C), and the air temperature is 48°F (9°C), so still too cold for most swimmers. Only short dips in proper gear are advisable.