March weather in St. Marys, GA
The average temperature in St. Marys in March is 60.3°F (50.8°F–69.9°F). Average precipitation: 3.31 inches.
March is a spring month in St. Marys, and is cooler than the annual average of 67.8°F. Daily temperatures swing about 19.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 11h 48m. For travel, March is one of the best months of the year to visit.
Avg High
69.9°F
Avg Low
50.8°F
Precipitation
3.31 in
Daylight
11h 48m
March records in St. Marys
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 84.7°F (2021) | 32.2°F (2020) | 1.07 in (2019) |
| March 2 | 83.5°F (2023) | 34.7°F (2005) | 1.31 in (2021) |
| March 3 | 85.3°F (2023) | 31.5°F (2009) | 0.65 in (2021) |
| March 4 | 77.2°F (2015) | 30.6°F (2009) | 0.81 in (2012) |
| March 5 | 83.8°F (2015) | 32.5°F (2010) | 0.98 in (2020) |
| March 6 | 79.5°F (2024) | 30.2°F (2010) | 0.68 in (2024) |
| March 7 | 85.6°F (2023) | 31.6°F (2010) | 1.19 in (2008) |
| March 8 | 79.5°F (2017) | 34.5°F (2010) | 0.46 in (2026) |
| March 9 | 83.1°F (2022) | 32.5°F (2008) | 2.11 in (2025) |
| March 10 | 81.9°F (2026) | 37.8°F (2008) | 2.24 in (2025) |
| March 11 | 81.1°F (2026) | 37.6°F (2011) | 0.61 in (2010) |
| March 12 | 80.4°F (2023) | 34.7°F (2011) | 0.33 in (2014) |
| March 13 | 81.1°F (2005) | 32.2°F (2022) | 0.52 in (2017) |
| March 14 | 85.1°F (2016) | 32.9°F (2014) | 1.36 in (2005) |
| March 15 | 88.3°F (2020) | 31.1°F (2018) | 0.39 in (2026) |
| March 16 | 86.7°F (2016) | 30.2°F (2017) | 1.15 in (2005) |
| March 17 | 86.4°F (2015) | 32.2°F (2017) | 1.53 in (2014) |
| March 18 | 84.6°F (2018) | 33.3°F (2026) | 0.41 in (2014) |
| March 19 | 86.5°F (2022) | 37.9°F (2005) | 0.32 in (2018) |
| March 20 | 81.3°F (2018) | 37.8°F (2024) | 0.35 in (2008) |
| March 21 | 86.2°F (2017) | 39.4°F (2019) | 0.51 in (2021) |
| March 22 | 88.7°F (2011) | 38.7°F (2025) | 0.78 in (2024) |
| March 23 | 87.4°F (2026) | 40.6°F (2010) | 2.07 in (2013) |
| March 24 | 86.4°F (2011) | 42.8°F (2018) | 0.30 in (2013) |
| March 25 | 86.7°F (2020) | 35.4°F (2008) | 0.63 in (2005) |
| March 26 | 87.3°F (2023) | 37.2°F (2006) | 0.61 in (2016) |
| March 27 | 88.2°F (2023) | 33.4°F (2006) | 0.96 in (2016) |
| March 28 | 86.4°F (2021) | 36.3°F (2013) | 1.35 in (2011) |
| March 29 | 86.4°F (2020) | 39.4°F (2013) | 0.36 in (2010) |
| March 30 | 82.0°F (2020) | 40.1°F (2009) | 0.71 in (2011) |
| March 31 | 86.5°F (2017) | 43.0°F (2014) | 3.11 in (2009) |