Weather on March 21
Saint Paul, MN
55 Years of Data
Avg High
45°F
Avg Low
27°F
Warmest
2012
60°F avg
Coldest
2002
11°F avg
About This Date
March 21st in Saint Paul, MN typically brings chilly spring weather, with average highs around 45°F and lows near 27°F. Over 56 years of records, the warmest March 21st was in 2012 (60°F average), while the coldest was 2002 (11°F) — a 49°F range across recorded history. Precipitation has occurred on 25% of recorded March 21st dates, with snow falling 5% of the time (heaviest snowfall: 4"). The last decade has been 7.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.1°F warmer on this date compared to 20-30 years ago.
Planning for March 21st in Saint Paul, MN? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 79° | 40° | 59° | — | — |
| 2025 | 54° | 27° | 41° | — | — |
| 2024 | 33° | 24° | 29° | 0.25" | — |
| 2023 | 41° | 25° | 33° | 0.41" | — |
| 2022 | 63° | 45° | 54° | — | — |
| 2021 | 65° | 42° | 53° | — | — |
| 2020 | 37° | 19° | 28° | — | — |
| 2019 | 51° | 27° | 39° | — | — |
| 2018 | 39° | 21° | 30° | — | — |
| 2017 | 41° | 25° | 33° | — | — |
| 2016 | 52° | 27° | 40° | — | — |
| 2015 | 39° | 25° | 32° | — | — |
| 2014 | 45° | 23° | 34° | — | — |
| 2013 | 28° | 5° | 17° | — | — |
| 2012warmest | 67° | 54° | 60° | 0.05" | — |
| 2011 | 45° | 34° | 39° | — | — |
| 2010 | 51° | 24° | 38° | — | — |
| 2009 | 62° | 31° | 46° | — | — |
| 2008 | 35° | 29° | 32° | 0.33" | — |
| 2007 | 56° | 43° | 49° | 0.05" | — |
| 2006 | 37° | 23° | 30° | — | — |
| 2005 | 40° | 25° | 32° | — | — |
| 2004 | 33° | 18° | 25° | — | — |
| 2003 | 41° | 35° | 38° | 0.05" | — |
| 2002coldest | 15° | 7° | 11° | — | — |
| 2001 | 46° | 29° | 37° | — | — |
| 2000 | 52° | 42° | 47° | — | — |
| 1999 | 47° | 28° | 37° | — | — |
| 1998 | 45° | 28° | 36° | — | — |
| 1997 | 48° | 34° | 41° | — | — |
| 1996 | 35° | 13° | 24° | — | — |
| 1995 | 49° | 33° | 41° | — | — |
| 1994 | 55° | 27° | 41° | 0.05" | — |
| 1993 | 35° | 20° | 27° | — | — |
| 1992 | 31° | 20° | 25° | 0.64" | 4" |
| 1991 | 55° | 39° | 47° | 1.02" | — |
| 1990 | 60° | 35° | 48° | — | — |
| 1989 | 31° | 3° | 17° | — | — |
| 1988 | 42° | 14° | 28° | — | — |
| 1987 | 54° | 37° | 45° | — | — |
| 1986 | 44° | 13° | 28° | — | — |
| 1985 | 57° | 33° | 45° | — | — |
| 1984 | 39° | 30° | 35° | 0.1" | 0.7" |
| 1983 | 34° | 20° | 27° | — | — |
| 1982 | 42° | 29° | 35° | 0.15" | 0.1" |
| 1981 | 53° | 21° | 37° | — | — |
| 1980 | 40° | 20° | 30° | — | — |
| 1979 | 43° | 34° | 38° | — | — |
| 1978 | 51° | 28° | 40° | 0.3" | — |
| 1977 | 40° | 17° | 28° | — | — |
| 1976 | 35° | 15° | 25° | — | — |
| 1975 | 41° | 35° | 38° | 0.15" | — |
| 1974 | 28° | 10° | 19° | — | — |
| 1973 | 52° | 20° | 36° | — | — |
| 1972 | 48° | 33° | 41° | 0.74" | — |
| 1971 | 37° | 28° | 33° | — | — |
56 years of data from ST PAUL DWTN AP