March weather in Knox, IN
The average temperature in Knox in March is 37.7°F (28.0°F–47.3°F). Average precipitation: 2.53 inches. Average snowfall is 3.4 inches.
March is a spring month in Knox, and is cooler than the annual average of 49.5°F. Daily temperatures swing about 19.3°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
47.3°F
Avg Low
28.0°F
Precipitation
2.53 in
Snow
3.4 in
March records in Knox
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 64.9°F (2012) | 1.0°F (2014) | 0.48 in (1908) |
| March 2 | 63.0°F (2017) | -2.9°F (1913) | 0.68 in (1906) |
| March 3 | 57.9°F (2024) | -2.9°F (2014) | 0.80 in (2002) |
| March 4 | 68.0°F (2024) | -2.9°F (2014) | 1.10 in (2023) |
| March 5 | 73.0°F (2024) | 0.0°F (2019) | 1.47 in (2025) |
| March 6 | 72.0°F (2024) | -2.0°F (2015) | 0.82 in (2013) |
| March 7 | 77.0°F (2026) | 1.0°F (1913) | 1.01 in (1995) |
| March 8 | 66.9°F (2012) | 12.9°F (2013) | 1.76 in (2009) |
| March 9 | 71.1°F (2016) | 8.1°F (1912) | 1.73 in (1998) |
| March 10 | 71.1°F (2026) | 9.0°F (1912) | 0.75 in (2009) |
| March 11 | 69.1°F (2021) | 16.0°F (2017) | 1.05 in (2026) |
| March 12 | 70.0°F (2012) | 12.0°F (1906) | 0.97 in (2010) |
| March 13 | 70.0°F (2024) | 1.9°F (2014) | 1.67 in (2006) |
| March 14 | 75.0°F (2007) | 3.9°F (2014) | 0.86 in (1997) |
| March 15 | 79.0°F (2012) | 14.0°F (1906) | 0.54 in (1912) |
| March 16 | 75.0°F (2012) | 5.0°F (1912) | 0.90 in (2026) |
| March 17 | 73.9°F (1918) | 3.0°F (1906) | 0.34 in (2001) |
| March 18 | 75.9°F (2012) | 7.0°F (1906) | 1.22 in (1908) |
| March 19 | 75.9°F (2012) | 15.1°F (2023) | 1.02 in (2022) |
| March 20 | 75.9°F (1918) | 15.1°F (1906) | 0.90 in (2017) |
| March 21 | 77.0°F (1907) | 12.0°F (1906) | 0.81 in (1913) |
| March 22 | 84.0°F (2012) | 7.0°F (1906) | 1.35 in (1916) |
| March 23 | 82.0°F (1907) | 7.0°F (1906) | 1.50 in (1913) |
| March 24 | 84.9°F (1910) | 14.0°F (2014) | 0.91 in (1913) |
| March 25 | 78.1°F (2017) | 15.1°F (2015) | 1.45 in (1913) |
| March 26 | 81.0°F (1907) | 15.1°F (2014) | 1.25 in (2021) |
| March 27 | 82.0°F (1910) | 15.1°F (2014) | 1.67 in (1907) |
| March 28 | 81.0°F (1910) | 12.9°F (2015) | 1.15 in (1907) |
| March 29 | 80.1°F (2007) | 15.1°F (1915) | 0.60 in (2009) |
| March 30 | 75.0°F (1910) | 12.0°F (1915) | 0.89 in (2019) |
| March 31 | 77.0°F (2026) | 17.1°F (1915) | 0.87 in (2022) |