Weather on October 21
South Bend, IN
55 Years of Data
About This Date
October 21st in South Bend, IN typically brings mild fall weather, with average highs around 60°F and lows near 42°F. Over 55 years of records, the warmest October 21st was in 1979 (76°F average), while the coldest was 1976 (38°F) — a 38°F range across recorded history. Precipitation has occurred on 44% of recorded October 21st dates, with snow falling 2% of the time. The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in South Bend, IN? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 56° | 43° | 49° | 0.2" | — |
| 2024 | 81° | 47° | 64° | — | — |
| 2023 | 55° | 36° | 45° | 0.17" | — |
| 2022 | 75° | 42° | 59° | — | — |
| 2021 | 64° | 48° | 56° | 0.08" | — |
| 2020 | 56° | 48° | 52° | 0.2" | — |
| 2019 | 64° | 51° | 58° | 0.17" | — |
| 2018 | 49° | 35° | 42° | — | — |
| 2017 | 77° | 56° | 66° | — | — |
| 2016 | 54° | 38° | 46° | 0.01" | — |
| 2015 | 78° | 55° | 67° | 0.01" | — |
| 2014 | 55° | 35° | 45° | 0.01" | — |
| 2013 | 56° | 40° | 48° | 0.02" | — |
| 2012 | 65° | 35° | 50° | — | — |
| 2011 | 51° | 35° | 43° | — | — |
| 2010 | 50° | 36° | 43° | — | — |
| 2009 | 70° | 54° | 62° | 0.02" | — |
| 2008 | 54° | 36° | 45° | — | — |
| 2007 | 79° | 58° | 68° | — | — |
| 2006 | 64° | 41° | 53° | 0.04" | — |
| 2005 | 58° | 41° | 49° | — | — |
| 2004 | 57° | 38° | 47° | — | — |
| 2003 | 68° | 40° | 54° | — | — |
| 2002 | 56° | 31° | 43° | — | — |
| 2001 | 69° | 52° | 60° | — | — |
| 2000 | 75° | 51° | 63° | — | — |
| 1999 | 66° | 36° | 51° | — | — |
| 1998 | 48° | 37° | 43° | 0.12" | — |
| 1997 | 49° | 35° | 42° | 0.06" | — |
| 1996 | 67° | 38° | 52° | — | — |
| 1995 | 42° | 36° | 39° | 0.2" | — |
| 1994 | 68° | 39° | 54° | — | — |
| 1993 | 56° | 39° | 47° | — | — |
| 1992 | 55° | 40° | 47° | — | — |
| 1991 | 65° | 35° | 50° | — | — |
| 1990 | 58° | 46° | 52° | 0.01" | — |
| 1989 | 46° | 32° | 39° | 0.07" | — |
| 1988 | 50° | 42° | 46° | 0.22" | — |
| 1987 | 42° | 34° | 38° | 0.08" | — |
| 1986 | 73° | 50° | 62° | — | — |
| 1985 | 61° | 48° | 54° | — | — |
| 1984 | 52° | 41° | 46° | 0.34" | — |
| 1983 | 57° | 48° | 53° | 0.04" | — |
| 1982 | 43° | 35° | 39° | — | — |
| 1981 | 55° | 39° | 47° | 0.01" | — |
| 1980 | 55° | 40° | 47° | — | — |
| 1979warmest | 80° | 71° | 76° | — | — |
| 1978 | 77° | 52° | 64° | — | — |
| 1977 | 70° | 44° | 57° | — | — |
| 1976coldest | 43° | 34° | 38° | 0.01" | 0.2" |
| 1975 | 76° | 51° | 63° | — | — |
| 1974 | 54° | 28° | 41° | — | — |
| 1973 | 66° | 38° | 52° | — | — |
| 1972 | 48° | 42° | 45° | 0.27" | — |
| 1971 | 68° | 61° | 64° | 0.21" | — |
South Bend, IN Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
South Bend, IN Monthly Precipitation
Average rainfall and snowfall per month, in inches.
South Bend, IN Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit South Bend, IN
Most pleasant months in South Bend, IN: May, June, August, September.
What to expect on October 21st
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
October 21st outlook →