March weather in Sag Harbor, NY
The average temperature in Sag Harbor in March is 37.7°F (29.7°F–45.7°F). Average precipitation: 4.94 inches. Average snowfall is 6.0 inches.
March is a spring month in Sag Harbor, and is cooler than the annual average of 50.8°F. Daily temperatures swing about 16°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 11h 43m. For travel, March is cool.
Avg High
45.7°F
Avg Low
29.7°F
Precipitation
4.94 in
Snow
6.0 in
March records in Sag Harbor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 57.9°F (2004) | 6.1°F (2015) | 1.74 in (1987) |
| March 2 | 59.0°F (1985) | 10.0°F (2014) | 1.85 in (2007) |
| March 3 | 63.0°F (1991) | 9.0°F (1962) | 1.66 in (2024) |
| March 4 | 60.1°F (2024) | 6.1°F (2003) | 1.97 in (1940) |
| March 5 | 61.0°F (1974) | 10.0°F (1948) | 1.45 in (2001) |
| March 6 | 66.0°F (1935) | 10.9°F (2007) | 1.40 in (2001) |
| March 7 | 64.9°F (1987) | 3.9°F (2015) | 2.24 in (1967) |
| March 8 | 69.1°F (1987) | 10.0°F (1986) | 1.92 in (2008) |
| March 9 | 62.1°F (2002) | 10.0°F (1943) | 2.92 in (1998) |
| March 10 | 59.0°F (2020) | 10.0°F (1984) | 3.13 in (1994) |
| March 11 | 63.0°F (1977) | 6.1°F (1984) | 1.00 in (1952) |
| March 12 | 66.0°F (1973) | 12.0°F (1934) | 2.17 in (1959) |
| March 13 | 79.0°F (1990) | 12.9°F (1998) | 2.85 in (1968) |
| March 14 | 62.1°F (1957) | 18.0°F (1993) | 1.32 in (1984) |
| March 15 | 66.9°F (2024) | 12.9°F (1993) | 1.90 in (1999) |
| March 16 | 66.9°F (2024) | 14.0°F (1993) | 1.54 in (2007) |
| March 17 | 68.0°F (2003) | 12.9°F (1967) | 2.12 in (2000) |
| March 18 | 71.1°F (1999) | 12.0°F (1967) | 2.46 in (1936) |
| March 19 | 71.1°F (2011) | 6.1°F (1967) | 1.30 in (1998) |
| March 20 | 71.1°F (2010) | 12.0°F (1967) | 1.95 in (1958) |
| March 21 | 68.0°F (1938) | 14.0°F (1986) | 1.14 in (1974) |
| March 22 | 72.0°F (1948) | 16.0°F (1986) | 2.32 in (1977) |
| March 23 | 70.0°F (2012) | 10.9°F (1934) | 1.66 in (2010) |
| March 24 | 68.0°F (2012) | 18.0°F (1940) | 1.58 in (1993) |
| March 25 | 66.9°F (1987) | 14.0°F (2014) | 1.37 in (1969) |
| March 26 | 68.0°F (2021) | 12.9°F (1960) | 1.74 in (1988) |
| March 27 | 75.9°F (1998) | 17.1°F (1975) | 1.96 in (1988) |
| March 28 | 73.9°F (1985) | 17.1°F (1990) | 2.45 in (1932) |
| March 29 | 78.1°F (1998) | 19.9°F (1982) | 2.35 in (2010) |
| March 30 | 73.9°F (2025) | 23.0°F (1958) | 5.60 in (2010) |
| March 31 | 71.1°F (1986) | 21.9°F (2023) | 2.85 in (1987) |