Peconic Weather in March
Average highs run from 43°F on March 1 to 51°F on March 31, and lows from 26°F to 34°F. Normal precipitation for the month is 4.25 in.
March day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
March at a glance
- Average high
- 47°F
- Average low
- 30°F
- Precipitation
- 4.25 in
- Snowfall
- 6.0 in
- Record high
- 79°FMar 13, 1990
- Record low
- 4°FMar 7, 2015
- Chance of a freeze
- 100%
- Daylight
- 11 h 17 min to 12 h 39 min
- Cloud cover
- 62%
- Humidity
- 82%
- Dew point
- 33°F
- Wind
- 12.3 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Mar 1 | 43°F | 26°F | 58°F 2004 | 6°F 2015 | 10% | |
| Mar 2 | 44°F | 26°F | 59°F 1985 | 10°F 2014 | 10% | |
| Mar 3 | 44°F | 27°F | 63°F 1991 | 9°F 1962 | 10% | |
| Mar 4 | 44°F | 27°F | 60°F 2024 | 6°F 2003 | 10% | |
| Mar 5 | 44°F | 27°F | 61°F 1974 | 10°F 1948 | 9% | |
| Mar 6 | 45°F | 27°F | 66°F 1935 | 11°F 2007 | 9% | |
| Mar 7 | 45°F | 27°F | 65°F 1987 | 4°F 2015 | 9% | |
| Mar 8 | 45°F | 28°F | 69°F 1987 | 10°F 1986 | 9% | |
| Mar 9 | 45°F | 28°F | 62°F 2002 | 10°F 1943 | 9% | |
| Mar 10 | 45°F | 28°F | 67°F 2026 | 10°F 1984 | 9% | |
| Mar 11 | 46°F | 28°F | 63°F 1977 | 6°F 1984 | 8% | |
| Mar 12 | 46°F | 28°F | 66°F 1973 | 12°F 1934 | 8% | |
| Mar 13 | 46°F | 29°F | 79°F 1990 | 13°F 1998 | 8% | |
| Mar 14 | 46°F | 29°F | 62°F 1957 | 18°F 1993 | 8% | |
| Mar 15 | 47°F | 29°F | 67°F 2024 | 13°F 1993 | 8% | |
| Mar 16 | 47°F | 29°F | 67°F 2024 | 14°F 1993 | 7% | |
| Mar 17 | 47°F | 30°F | 68°F 2003 | 13°F 1967 | 7% | |
| Mar 18 | 47°F | 30°F | 71°F 1999 | 12°F 1967 | 7% | |
| Mar 19 | 48°F | 30°F | 71°F 2011 | 6°F 1967 | 7% | |
| Mar 20 | 48°F | 30°F | 71°F 2010 | 12°F 1967 | 6% | |
| Mar 21 | 48°F | 31°F | 68°F 1938 | 14°F 1986 | 6% | |
| Mar 22 | 49°F | 31°F | 72°F 1948 | 16°F 1986 | 6% | |
| Mar 23 | 49°F | 31°F | 70°F 2012 | 11°F 1934 | 6% | |
| Mar 24 | 49°F | 31°F | 68°F 2012 | 18°F 1940 | 5% | |
| Mar 25 | 49°F | 32°F | 67°F 1987 | 14°F 2014 | 5% | |
| Mar 26 | 50°F | 32°F | 68°F 2021 | 13°F 1960 | 5% | |
| Mar 27 | 50°F | 32°F | 76°F 1998 | 17°F 1975 | 4% | |
| Mar 28 | 50°F | 33°F | 74°F 1985 | 17°F 1990 | 4% | |
| Mar 29 | 51°F | 33°F | 78°F 1998 | 20°F 1982 | 4% | |
| Mar 30 | 51°F | 33°F | 74°F 2025 | 23°F 1958 | 4% | |
| Mar 31 | 51°F | 34°F | 71°F 1986 | 22°F 2023 | 3% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- March 1
- sunrise 6:24 AM, sunset 5:41 PM
- March 31
- sunrise 6:35 AM, sunset 7:14 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00305142 (Mattituck), public domain. Records: NOAA GHCN-Daily, station USC00300889, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.