Weather on August 14
Sioux Falls, SD
55 Years of Data
Avg High
82°F
Avg Low
60°F
Warmest
1972
82°F avg
Coldest
1979
57°F avg
About This Date
August 14th in Sioux Falls, SD typically brings warm summer weather, with average highs around 82°F and lows near 60°F. Over 55 years of records, the warmest August 14th was in 1972 (82°F average), while the coldest was 1979 (57°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 20% of August 14th dates historically, with the wettest August 14th recording 2.03" of rain. The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
Planning for August 14th in Sioux Falls, SD? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 68° | 78° | 0.13" | — |
| 2024 | 78° | 65° | 71° | 1.78" | — |
| 2023 | 77° | 56° | 66° | 0.38" | — |
| 2022 | 75° | 59° | 67° | — | — |
| 2021 | 87° | 55° | 71° | — | — |
| 2020 | 87° | 63° | 75° | — | — |
| 2019 | 78° | 58° | 68° | — | — |
| 2018 | 86° | 69° | 78° | 0.58" | — |
| 2017 | 78° | 57° | 68° | — | — |
| 2016 | 85° | 58° | 71° | — | — |
| 2015 | 91° | 68° | 80° | — | — |
| 2014 | 73° | 63° | 68° | 0.05" | — |
| 2013 | 69° | 53° | 61° | — | — |
| 2012 | 84° | 53° | 69° | — | — |
| 2011 | 80° | 56° | 68° | — | — |
| 2010 | 78° | 63° | 70° | — | — |
| 2009 | 88° | 70° | 79° | — | — |
| 2008 | 83° | 56° | 69° | — | — |
| 2007 | 81° | 70° | 75° | — | — |
| 2006 | 82° | 56° | 69° | — | — |
| 2005 | 73° | 46° | 60° | — | — |
| 2004 | 73° | 43° | 58° | — | — |
| 2003 | 87° | 65° | 76° | — | — |
| 2002 | 84° | 58° | 71° | — | — |
| 2001 | 70° | 64° | 67° | 0.28" | — |
| 2000 | 91° | 70° | 80° | — | — |
| 1999 | 78° | 47° | 62° | — | — |
| 1998 | 86° | 59° | 73° | — | — |
| 1997 | 77° | 58° | 67° | 0.97" | — |
| 1996 | 81° | 55° | 68° | — | — |
| 1995 | 75° | 56° | 65° | — | — |
| 1994 | 75° | 47° | 61° | — | — |
| 1993 | 85° | 69° | 77° | 0.36" | — |
| 1992 | 72° | 47° | 59° | — | — |
| 1991 | 86° | 55° | 71° | — | — |
| 1990 | 93° | 65° | 79° | 0.18" | — |
| 1989 | 79° | 60° | 69° | — | — |
| 1988 | 94° | 65° | 79° | — | — |
| 1987 | 85° | 64° | 74° | — | — |
| 1986 | 83° | 59° | 71° | — | — |
| 1985 | 73° | 53° | 63° | — | — |
| 1984 | 91° | 70° | 80° | — | — |
| 1983 | 90° | 57° | 73° | — | — |
| 1982 | 78° | 66° | 72° | — | — |
| 1981 | 85° | 65° | 75° | 0.41" | — |
| 1980 | 79° | 56° | 67° | — | — |
| 1979coldest | 65° | 50° | 57° | — | — |
| 1978 | 91° | 68° | 80° | 2.03" | — |
| 1977 | 80° | 53° | 67° | — | — |
| 1976 | 76° | 63° | 69° | — | — |
| 1975 | 77° | 60° | 69° | — | — |
| 1974 | 88° | 61° | 74° | — | — |
| 1973 | 88° | 52° | 70° | — | — |
| 1972warmest | 93° | 72° | 82° | — | — |
| 1971 | 84° | 60° | 72° | — | — |
55 years of data from SIOUX FALLS