March weather in Port Sanilac, MI
The average temperature in Port Sanilac in March is 32.0°F (23.9°F–40.1°F). Average precipitation: 2.05 inches.
March is a spring month in Port Sanilac, and is cooler than the annual average of 46.5°F. Daily temperatures swing about 16.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 11h 42m. For travel, March is cold.
Avg High
40.1°F
Avg Low
23.9°F
Precipitation
2.05 in
Daylight
11h 42m
March records in Port Sanilac
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 61.0°F (2018) | -11.0°F (2014) | 0.74 in (2017) |
| March 2 | 52.0°F (2017) | 6.1°F (2014) | 1.47 in (2007) |
| March 3 | 52.0°F (2020) | -11.0°F (2003) | 0.46 in (2006) |
| March 4 | 64.9°F (2024) | -9.0°F (2003) | 0.23 in (2015) |
| March 5 | 71.1°F (2024) | -9.0°F (2003) | 1.02 in (2011) |
| March 6 | 64.9°F (2004) | -0.9°F (2015) | 0.51 in (2011) |
| March 7 | 69.1°F (2009) | 0.0°F (2015) | 0.80 in (2026) |
| March 8 | 66.0°F (2026) | 7.0°F (2019) | 0.88 in (2009) |
| March 9 | 64.9°F (2016) | 1.0°F (2003) | 1.00 in (2024) |
| March 10 | 71.1°F (2016) | -0.9°F (2003) | 0.56 in (2019) |
| March 11 | 64.9°F (2021) | 1.0°F (2003) | 0.72 in (2009) |
| March 12 | 68.0°F (2021) | 12.0°F (2022) | 0.36 in (2013) |
| March 13 | 68.0°F (2024) | 5.0°F (2014) | 0.71 in (2006) |
| March 14 | 73.0°F (2007) | 1.9°F (2014) | 0.32 in (2010) |
| March 15 | 64.9°F (2012) | 12.9°F (2005) | 0.60 in (2019) |
| March 16 | 73.9°F (2012) | 12.0°F (2014) | 0.29 in (2026) |
| March 17 | 60.1°F (2025) | 9.0°F (2014) | 0.18 in (2004) |
| March 18 | 75.0°F (2012) | 10.0°F (2014) | 0.05 in (2008) |
| March 19 | 70.0°F (2012) | 18.0°F (2026) | 0.30 in (2022) |
| March 20 | 70.0°F (2025) | 19.9°F (2013) | 0.16 in (2014) |
| March 21 | 75.0°F (2012) | 0.0°F (2017) | 0.52 in (2011) |
| March 22 | 73.0°F (2012) | 14.0°F (2002) | 0.35 in (2014) |
| March 23 | 69.1°F (2021) | 12.9°F (2014) | 0.85 in (2011) |
| March 24 | 64.0°F (2012) | 12.0°F (2014) | 1.12 in (2016) |
| March 25 | 71.1°F (2017) | 9.0°F (2011) | 0.68 in (2016) |
| March 26 | 64.9°F (2004) | 8.1°F (2014) | 1.56 in (2021) |
| March 27 | 79.0°F (2007) | 8.1°F (2014) | 0.31 in (2017) |
| March 28 | 57.9°F (2007) | 10.0°F (2011) | 0.80 in (2016) |
| March 29 | 70.0°F (2003) | 12.0°F (2011) | 0.92 in (2016) |
| March 30 | 64.9°F (2020) | 16.0°F (2022) | 0.67 in (2019) |
| March 31 | 69.1°F (2026) | 18.0°F (2011) | 1.21 in (2017) |