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Suffolk County (Long Island)
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United States weather

Weather in Suffolk County, New York for March 2026

Your guide to Suffolk County weather in March - trends and predictions

    Temperatures

  • Until now, March 2026 in Suffolk County is slightly cooler than the historical average by -1.8 °F.

  • The forecast for the next days in Suffolk County predicts temperatures to be around 7 °F, close to the historical average.

  • In general, the average temperature in Suffolk County at the beginning of March is 5.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 10.7 °F by the end of March.

    • Rain 🌧️

  • Suffolk County experiences moderate rainfall in March, with an average of 9 rainy days and a total precipitation of 130.6 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
22
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/2°
Temperatures
Average wind speed
25 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Suffolk County Weather March

Move between months or click on a day
February
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
6°
2
Sunny
0°
3
Partly cloudy
1°
4
Cloudy
6°
5
Patchy rain possible
6°
6
Overcast
13°
7
Partly cloudy
6°
8
Partly cloudy
6°
9
Cloudy
9°
10
Partly cloudy
11°
11
Overcast
10°
12
Overcast
11°
13
Overcast
6°
14
Overcast
11°
15
Partly cloudy
6°
16
Heavy rain
12°
17
Heavy rain
3°
18
Partly cloudy
2°
19
Partly cloudy
5°
20
Sunny
7°
21
Patchy rain possible
9°
22
Patchy rain possible
11°
23
Patchy rain possible
3°
24
Patchy rain possible
6°
25
Sunny
5°
26
Partly cloudy
8°
27
Partly cloudy
11°
28
Sunny
9°
29
Patchy rain possible
23°
30
Moderate rain at times
8°
31
Thundery outbreaks possible
11°

Temperatures trend during March in Suffolk County

See the weather trend as well as the moving average line

March weather in Suffolk County day by day

Click on a date for more information
February April
Date Weather Temperatures Rain Snow More
Mar. 1 Patchy rain possible
Patchy rain possible
 6° /-2° 1.8 mm 0.7 cm
Mar. 2 Sunny
Sunny
 0° /-7° 0 mm 0 cm
Mar. 3 Partly cloudy
Partly cloudy
 1° /-5° 8.3 mm 0 cm
Mar. 4 Cloudy
Cloudy
 6° /0° 22.6 mm 0 cm
Mar. 5 Patchy rain possible
Patchy rain possible
 6° /3° 12.9 mm 0 cm
Mar. 6 Overcast
Overcast
 13° /4° 9.6 mm 0 cm
Mar. 7 Partly cloudy
Partly cloudy
 6° /-1° 0 mm 0 cm
Mar. 8 Partly cloudy
Partly cloudy
 6° /0° 0 mm 0 cm
Mar. 9 Cloudy
Cloudy
 9° /-1° 0 mm 0 cm
Mar. 10 Partly cloudy
Partly cloudy
 11° /2° 0 mm 0 cm
Mar. 11 Overcast
Overcast
 10° /2° 0 mm 0 cm
Mar. 12 Overcast
Overcast
 11° /1° 0 mm 0 cm
Mar. 13 Overcast
Overcast
 6° /1° 0 mm 0 cm
Mar. 14 Overcast
Overcast
 11° /3° 0 mm 0 cm
Mar. 15 Partly cloudy
Partly cloudy
 6° /0° 0 mm 0 cm
Mar. 16 Heavy rain
Heavy rain
 12° /7° 83.1 mm 0 cm
Mar. 17 Heavy rain
Heavy rain
 3° /-1° 25.6 mm 0 cm
Mar. 18 Partly cloudy
Partly cloudy
 2° /-3° 0 mm 0 cm
Mar. 19 Partly cloudy
Partly cloudy
 5° /1° 0 mm 0 cm
Mar. 20 Sunny
Sunny
 7° /2° 0 mm 0 cm
Mar. 21 Patchy rain possible
Patchy rain possible
 9° /4° 0.4 mm 0 cm
Mar. 22 Patchy rain possible
Patchy rain possible
 11° /5° 0.3 mm 0 cm
Mar. 23 Patchy rain possible
Patchy rain possible
 3° /2° 2.6 mm 0 cm
Mar. 24 Patchy rain possible
Patchy rain possible
 6° /0° 0.7 mm 0 cm
Mar. 25 Sunny
Sunny
 5° /-3° 0 mm 0 cm
Mar. 26 Partly cloudy
Partly cloudy
 8° /4° 0 mm 0 cm
Mar. 27 Partly cloudy
Partly cloudy
 11° /6° 0 mm 0 cm
Mar. 28 Sunny
Sunny
 9° /4° 0 mm 0 cm
Mar. 29 Patchy rain possible
Patchy rain possible
 23° /8° 4.7 mm 0 cm
Mar. 30 Moderate rain at times
Moderate rain at times
 8° /5° 5.5 mm 0 cm
Mar. 31 Thundery outbreaks possible
Thundery outbreaks possible
 11° /8° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Suffolk County in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Suffolk County forecast closer to your planned date for the most up-to-date weather information.
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Suffolk County in March - FAQ

What are the expected maximum and minimum temperatures in Suffolk County during March?

Prepare for cooler days with highs just around 9° and colder nights, dipping below 2°.

How much rainfall should be expected in Suffolk County during March?

Significant rainfall exceeding 130.6 mm is expected in Suffolk County during March, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Suffolk County in March 2026?

Suffolk County typically sees 0 cm of snowfall during March.

What are the typical wind conditions in Suffolk County during March?

The average wind speed in Suffolk County during March is 25 km/h, suggesting breezy to windy conditions, depending on your activities.

Suffolk County snow forecast March 2026

Track daily snowfall levels and discover Suffolk County’s snowy potential this March ❄️

March rainfall patterns in Suffolk County

Explore the daily rainfall trends and prepare for Suffolk Countys March weather 💧
Typically, Suffolk County has 9 rainy days in March with a total of 130.6 mm of rainfall.

UV exposure in Suffolk County during March

Stay informed about UV levels for safe outdoor activities throughout the month of March ☀️
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Location coordinates Where is Suffolk County?

Get accurate weather forecasts for Suffolk County, located at latitude 40.817 and longitude -73.066. Stay updated with localized weather information tailored for Suffolk County.

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