Weather on October 21
Saint Paul, MN
55 Years of Data
Avg High
56°F
Avg Low
38°F
Warmest
2024
71°F avg
Coldest
2002
34°F avg
About This Date
October 21st in Saint Paul, MN typically brings cool fall weather, with average highs around 56°F and lows near 38°F. Over 55 years of records, the warmest October 21st was in 2024 (71°F average), while the coldest was 2002 (34°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 21st dates historically, with the wettest October 21st recording 2.97" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Saint Paul, MN? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 47° | 43° | 45° | 0.13" | — |
| 2024warmest | 85° | 57° | 71° | — | — |
| 2023 | 61° | 45° | 53° | — | — |
| 2022 | 69° | 40° | 54° | — | — |
| 2021 | 52° | 38° | 45° | — | — |
| 2020 | 37° | 31° | 34° | — | — |
| 2019 | 56° | 46° | 51° | 2.97" | — |
| 2018 | 57° | 25° | 41° | — | — |
| 2017 | 68° | 52° | 60° | 1.24" | — |
| 2016 | 54° | 34° | 44° | — | — |
| 2015 | 64° | 44° | 54° | — | — |
| 2014 | 57° | 36° | 46° | — | — |
| 2013 | 39° | 30° | 35° | — | — |
| 2012 | 72° | 42° | 57° | — | — |
| 2011 | 60° | 29° | 44° | — | — |
| 2010 | 54° | 36° | 45° | — | — |
| 2009 | 49° | 39° | 44° | 1.27" | — |
| 2008 | 53° | 33° | 43° | 0.05" | — |
| 2007 | 60° | 50° | 55° | — | — |
| 2006 | 42° | 30° | 36° | — | — |
| 2005 | 55° | 39° | 47° | 0.05" | — |
| 2004 | 52° | 43° | 47° | — | — |
| 2003 | 57° | 42° | 50° | 0.03" | — |
| 2002coldest | 36° | 33° | 34° | 0.13" | — |
| 2001 | 60° | 35° | 48° | — | — |
| 2000 | 66° | 35° | 51° | — | — |
| 1999 | 72° | 38° | 55° | — | — |
| 1998 | 53° | 35° | 44° | — | — |
| 1997 | 39° | 33° | 36° | — | — |
| 1996 | 57° | 38° | 47° | — | — |
| 1995 | 38° | 34° | 36° | 0.03" | — |
| 1994 | 70° | 45° | 57° | — | — |
| 1993 | 47° | 34° | 40° | — | — |
| 1992 | 52° | 34° | 43° | — | — |
| 1991 | 59° | 47° | 53° | — | — |
| 1990 | 48° | 35° | 42° | 1.12" | — |
| 1989 | 65° | 28° | 46° | — | — |
| 1988 | 51° | 40° | 45° | 1.12" | — |
| 1987 | 41° | 28° | 35° | — | — |
| 1986 | 75° | 45° | 60° | — | — |
| 1985 | 59° | 47° | 53° | — | — |
| 1984 | 46° | 37° | 42° | — | — |
| 1983 | 53° | 41° | 47° | 0.05" | — |
| 1982 | 46° | 25° | 35° | — | — |
| 1981 | 49° | 32° | 40° | — | — |
| 1980 | 59° | 34° | 46° | — | — |
| 1979 | 66° | 41° | 54° | — | — |
| 1978 | 75° | 54° | 64° | — | — |
| 1977 | 70° | 42° | 56° | — | — |
| 1976 | 42° | 29° | 35° | — | — |
| 1975 | 67° | 48° | 57° | — | — |
| 1974 | 65° | 35° | 50° | — | — |
| 1973 | 75° | 46° | 61° | — | — |
| 1972 | 43° | 35° | 39° | 1.55" | — |
| 1971 | 59° | 50° | 55° | 0.71" | — |
55 years of data from ST PAUL DWTN AP