Weather on August 21
South Bend, IN
55 Years of Data
Avg High
81°F
Avg Low
61°F
Warmest
1983
83°F avg
Coldest
1997
61°F avg
About This Date
August 21st in South Bend, IN typically brings warm summer weather, with average highs around 81°F and lows near 61°F. Over 55 years of records, the warmest August 21st was in 1983 (83°F average), while the coldest was 1997 (61°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 25% of August 21st dates historically, with the wettest August 21st recording 3.56" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for August 21st in South Bend, IN? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 57° | 66° | — | — |
| 2024 | 75° | 47° | 61° | — | — |
| 2023 | 87° | 67° | 77° | — | — |
| 2022 | 79° | 64° | 71° | — | — |
| 2021 | 89° | 70° | 79° | — | — |
| 2020 | 88° | 59° | 73° | — | — |
| 2019 | 86° | 64° | 75° | — | — |
| 2018 | 77° | 65° | 71° | 1.5" | — |
| 2017 | 88° | 71° | 79° | — | — |
| 2016 | 72° | 58° | 65° | — | — |
| 2015 | 80° | 54° | 67° | — | — |
| 2014 | 80° | 68° | 74° | 0.41" | — |
| 2013 | 88° | 66° | 77° | — | — |
| 2012 | 77° | 52° | 64° | — | — |
| 2011 | 79° | 61° | 70° | 0.51" | — |
| 2010 | 80° | 69° | 75° | 1.14" | — |
| 2009 | 75° | 60° | 68° | 3.56" | — |
| 2008 | 88° | 61° | 74° | — | — |
| 2007 | 80° | 65° | 72° | — | — |
| 2006 | 77° | 55° | 66° | — | — |
| 2005 | 78° | 61° | 69° | — | — |
| 2004 | 72° | 50° | 61° | — | — |
| 2003 | 97° | 70° | 83° | 0.13" | — |
| 2002 | 86° | 62° | 74° | — | — |
| 2001 | 80° | 55° | 68° | 1.98" | — |
| 2000 | 78° | 51° | 65° | — | — |
| 1999 | 78° | 53° | 66° | — | — |
| 1998 | 87° | 67° | 77° | 0.05" | — |
| 1997coldest | 67° | 55° | 61° | 0.48" | — |
| 1996 | 87° | 67° | 77° | — | — |
| 1995 | 85° | 62° | 73° | — | — |
| 1994 | 69° | 59° | 64° | — | — |
| 1993 | 81° | 62° | 71° | — | — |
| 1992 | 79° | 51° | 65° | — | — |
| 1991 | 80° | 56° | 68° | — | — |
| 1990 | 71° | 67° | 69° | 0.03" | — |
| 1989 | 86° | 62° | 74° | — | — |
| 1988 | 78° | 58° | 68° | — | — |
| 1987 | 82° | 68° | 75° | — | — |
| 1986 | 81° | 60° | 70° | — | — |
| 1985 | 73° | 58° | 65° | — | — |
| 1984 | 85° | 60° | 72° | — | — |
| 1983warmest | 98° | 68° | 83° | 0.91" | — |
| 1982 | 72° | 57° | 64° | — | — |
| 1981 | 81° | 55° | 68° | — | — |
| 1980 | 83° | 69° | 76° | — | — |
| 1979 | 80° | 64° | 72° | — | — |
| 1978 | 82° | 54° | 68° | — | — |
| 1977 | 72° | 59° | 65° | 0.28" | — |
| 1976 | 86° | 60° | 73° | — | — |
| 1975 | 91° | 71° | 81° | 1.22" | — |
| 1974 | 91° | 67° | 79° | — | — |
| 1973 | 76° | 54° | 65° | — | — |
| 1972 | 86° | 68° | 77° | — | — |
| 1971 | 86° | 67° | 76° | 0.18" | — |
55 years of data from S BEND