March weather in Greenwich, NY
The average temperature in Greenwich in March is 32.3°F (20.4°F–44.2°F). Average precipitation: 3.21 inches.
March is a spring month in Greenwich, and is cooler than the annual average of 46.9°F. Daily temperatures swing about 23.8°F between overnight low and afternoon high. Daylight averages about 11h 42m. For travel, March is cold.
Avg High
44.2°F
Avg Low
20.4°F
Precipitation
3.21 in
Daylight
11h 42m
March records in Greenwich
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 61.0°F (2018) | -9.0°F (2015) | 0.60 in (2011) |
| March 2 | 68.0°F (2017) | -0.9°F (2026) | 0.30 in (2018) |
| March 3 | 59.0°F (2020) | 1.0°F (2025) | 0.52 in (2024) |
| March 4 | 63.0°F (2020) | -5.1°F (2014) | 0.63 in (2023) |
| March 5 | 57.9°F (2024) | -5.1°F (2014) | 0.03 in (2025) |
| March 6 | 55.0°F (2025) | -9.0°F (2015) | 0.86 in (2024) |
| March 7 | 66.9°F (2022) | -9.0°F (2015) | 1.73 in (2011) |
| March 8 | 61.0°F (2012) | -0.9°F (2014) | 0.83 in (2022) |
| March 9 | 68.0°F (2012) | 1.9°F (2019) | 0.27 in (2012) |
| March 10 | 77.0°F (2016) | 10.0°F (2019) | 1.29 in (2024) |
| March 11 | 77.0°F (2026) | 3.9°F (2017) | 0.46 in (2016) |
| March 12 | 75.9°F (2026) | 3.0°F (2017) | 0.13 in (2026) |
| March 13 | 66.9°F (2012) | 6.1°F (2017) | 0.75 in (2014) |
| March 14 | 66.0°F (2012) | 3.9°F (2014) | 0.98 in (2023) |
| March 15 | 69.1°F (2024) | 7.0°F (2014) | 0.78 in (2017) |
| March 16 | 71.1°F (2019) | 10.0°F (2017) | 0.23 in (2011) |
| March 17 | 68.0°F (2025) | 9.0°F (2014) | 0.99 in (2025) |
| March 18 | 59.0°F (2012) | 1.0°F (2018) | 0.31 in (2025) |
| March 19 | 73.0°F (2012) | 7.0°F (2017) | 0.40 in (2021) |
| March 20 | 75.0°F (2012) | 6.1°F (2018) | 0.54 in (2022) |
| March 21 | 79.0°F (2012) | 6.1°F (2018) | 0.66 in (2025) |
| March 22 | 75.9°F (2012) | 12.0°F (2013) | 0.26 in (2019) |
| March 23 | 78.1°F (2012) | 6.1°F (2017) | 0.79 in (2019) |
| March 24 | 69.1°F (2021) | 9.0°F (2015) | 1.48 in (2024) |
| March 25 | 62.1°F (2021) | 9.0°F (2015) | 0.47 in (2022) |
| March 26 | 73.0°F (2021) | 12.0°F (2014) | 0.22 in (2017) |
| March 27 | 73.0°F (2021) | 14.0°F (2014) | 0.85 in (2015) |
| March 28 | 61.0°F (2020) | 12.9°F (2014) | 0.34 in (2017) |
| March 29 | 55.9°F (2017) | 12.0°F (2015) | 0.82 in (2014) |
| March 30 | 54.0°F (2023) | 12.9°F (2015) | 1.13 in (2018) |
| March 31 | 71.1°F (2026) | 19.0°F (2022) | 0.58 in (2026) |