Normal weather for Long Island in March
It's cold in March in Long Island with an average temperature of 6°C. Temperatures this month range from a low of 2°C to a high of 10°C. At night, you can expect temperatures between -7°C and 1°C.
In March, there is an average of 74 mm of precipitation, spread over 10 days. Of the total precipitation, about 21 cm falls as snow in March. The wind speed is around 4 Bft, mostly coming from the Southwest.
Long Island in March |
New York | ||
|---|---|---|---|
 Average Temperature |
6°C | 11°C | |
 High Temp |
10°C | 14°C | |
| Low Temp |
2°C | 6°C | |
 Total Precipitation |
74 mm | 63 mm | |
| Rainy Days |
10 days | 10 days | |
 Total Snowfall |
21 cm | 7 cm | |
| Snowy Days |
8 days | 4 days | |
Start of March
The month of March starts in Long Island with cold temps, averaging around 5°C during the day and nights around -5°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry. Wear a heavy winter coat, sweater, long pants, beanie, and gloves.
Mid March
By mid-March, daytime temps rise to around 6°C, with nights around -3°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
Since it cools down at night, it’s a good idea to wear layers. During the day, wear a thick jacket, sweater, and long pants. For the evening and morning, we recommend a heavy winter coat, sweater, long pants, beanie, and gloves.
End of March
By the end of March, the average daytime temperature in Long Island is around 8°C, while nighttime temps are about -1°C. A shower might pop up, but overall, the weather will be dry and sunny.
Because temperatures drop in the evening, wearing layers is recommended. During the day, wear a thick jacket, sweater, and long pants. For the evening and morning, we recommend a heavy winter coat, sweater, long pants, beanie, and gloves.
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Water temperature
The water temperature at Long Island is -2°C this month. This is too cold to swim without protective gear.
UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Temperature records for Long Island in March
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Daily Temperature in March in Long Island
This chart shows the average daily high and low temperatures in March for Long Island, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in March in Long Island
The chart below shows the average daily precipitation in March for Long Island, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for March, you can expect about 10 days of precipitation in Long Island.
Daily Snowfall in March in Long Island
This chart shows the average daily snowfall in March in Long Island, measured in centimeters. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in March.
Daily UV Index in March in Long Island
This chart shows the average daily UV index in March in Long Island, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in March in Long Island Over the Years
This chart shows the average temperature in March in Long Island, measured in degrees Celsius, over the past few years.
Total Precipitation in March in Long Island Over the Years
This chart shows the average precipitation in March in Long Island, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Snowfall in March in Long Island per year
This chart shows the average snowfall in March in Long Island, measured in centimeters, over the past few years.
Daily Climate in March for Long Island
Click on any day in March to get detailed info about the usual weather on that day in Long Island. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in March in Long Island
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Average Weather in Long Island by Month
Click on a month below to see detailed weather info for Long Island. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Long Island for all months at once
