Suffolk County (Long Island)
March
Weather in Suffolk County, New York for March 2026
Your guide to Suffolk County weather in March - trends and predictions
In general, the average temperature in Suffolk County at the beginning of March is 6.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 12.3 °F by the end of March.
Suffolk County experiences moderate rainfall in March, with an average of 9 rainy days and a total precipitation of 130.6 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
22
Dry days
9
Rainy days
0
Snow days
9°/2°
Temperatures
25 km/h
Avg max wind
74 %
Avg humidity
Suffolk County Weather March
Move between months or click on a day
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
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Mar. 1 |  Patchy rain possible | 12° /-1° | 0.4 mm | 3 | |
| Mar. 2 |  Sunny | 0° /-6° | 0 mm | 2 | |
| Mar. 3 |  Partly cloudy | 0° /-6° | 0 mm | 2 | |
| Mar. 4 |  Cloudy | 6° /0° | 0 mm | 2 | |
| Mar. 5 | Patchy rain possible | 10° /6° | 17.4 mm | 3 | |
| Mar. 6 |  Overcast | 13° /4° | 9.6 mm | 3 | |
| Mar. 7 | Partly cloudy | 6° /-1° | 0 mm | 3 | |
| Mar. 8 | Partly cloudy | 6° /0° | 0 mm | 3 | |
| Mar. 9 | Cloudy | 7° /-2° | 0 mm | 2 | |
| Mar. 10 | Partly cloudy | 13° /2° | 0 mm | 4 | |
| Mar. 11 | Overcast | 11° /0° | 0 mm | 3 | |
| Mar. 12 | Overcast | 9° /3° | 0 mm | 2 | |
| Mar. 13 | Overcast | 8° /3° | 0 mm | 2 | |
| Mar. 14 | Overcast | 11° /3° | 0 mm | 3 | |
| Mar. 15 | Overcast | 7° /4° | 0.4 mm | 2 | |
| Mar. 16 | Patchy rain possible | 12° /7° | 5.8 mm | 3 | |
| Mar. 17 |  Moderate or heavy rain shower | 12° /4° | 49.7 mm | 3 | |
| Mar. 18 | Overcast | 11° /1° | 0 mm | 3 | |
| Mar. 19 | Cloudy | 13° /3° | 0 mm | 3 | |
| Mar. 20 | Patchy rain possible | 8° /5° | 0.4 mm | 2 | |
| Mar. 21 | Partly cloudy | 9° /3° | 4.7 mm | 3 | |
| Mar. 22 | Overcast | 11° /3° | 0 mm | 3 | |
| Mar. 23 | Cloudy | 5° /-2° | 0 mm | 2 | |
| Mar. 24 | Moderate or heavy rain shower | 8° /3° | 29.8 mm | 2 | |
| Mar. 25 | Partly cloudy | 12° /5° | 0 mm | 4 | |
| Mar. 26 | Moderate rain at times | 9° /2° | 1.5 mm | 2 | |
| Mar. 27 | Sunny | 10° /0° | 0 mm | 4 | |
| Mar. 28 | Partly cloudy | 13° /4° | 0.7 mm | 4 | |
| Mar. 29 | Patchy rain possible | 23° /8° | 4.7 mm | 5 | |
| Mar. 30 | Moderate rain at times | 8° /5° | 5.5 mm | 2 | |
| Mar. 31 |  Thundery outbreaks possible | 11° /8° | 0 mm | 3 | |
| 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.
Change Month
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.
March rainfall patterns in Suffolk County
Explore the daily rainfall trends and prepare for Suffolk Countys March weather 💧
UV exposure in Suffolk County during March
Stay informed about UV levels for safe outdoor activities throughout the month of March ☀️
Top locations in Suffolk County
Select a location for an accurate weather forecast
More Locations Quick links
More Suffolk County weather pages
You are here
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.
Found a mistake?
We appreciate your attention to details. Tell us here.