Weather on October 3
Sioux Falls, SD
55 Years of Data
Avg High
67°F
Avg Low
43°F
Warmest
2025
73°F avg
Coldest
1989
41°F avg
About This Date
October 3rd in Sioux Falls, SD typically brings mild fall weather, with average highs around 67°F and lows near 43°F. Over 55 years of records, the warmest October 3rd was in 2025 (73°F average), while the coldest was 1989 (41°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 3rd dates historically, with the wettest October 3rd recording 2.79" of rain. The last decade has been 8.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 8.5°F warmer on this date compared to 20-30 years ago.
Planning for October 3rd in Sioux Falls, SD? Great weather for outdoor activities.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 91° | 56° | 73° | — | — |
| 2024 | 70° | 42° | 56° | — | — |
| 2023 | 84° | 61° | 72° | 1.85" | — |
| 2022 | 82° | 56° | 69° | — | — |
| 2021 | 77° | 46° | 62° | — | — |
| 2020 | 58° | 35° | 46° | — | — |
| 2019 | 50° | 42° | 46° | — | — |
| 2018 | 86° | 37° | 62° | — | — |
| 2017 | 66° | 46° | 56° | 2.79" | — |
| 2016 | 77° | 56° | 66° | — | — |
| 2015 | 59° | 43° | 51° | — | — |
| 2014 | 47° | 35° | 41° | — | — |
| 2013 | 59° | 54° | 56° | 0.3" | — |
| 2012 | 80° | 43° | 61° | — | — |
| 2011 | 82° | 52° | 67° | — | — |
| 2010 | 60° | 37° | 49° | — | — |
| 2009 | 52° | 42° | 47° | 0.13" | — |
| 2008 | 71° | 41° | 56° | — | — |
| 2007 | 78° | 42° | 60° | — | — |
| 2006 | 88° | 56° | 72° | — | — |
| 2005 | 86° | 57° | 72° | — | — |
| 2004 | 73° | 40° | 56° | — | — |
| 2003 | 64° | 41° | 53° | — | — |
| 2002 | 54° | 40° | 47° | 1.63" | — |
| 2001 | 66° | 44° | 55° | — | — |
| 2000 | 56° | 41° | 48° | 1.04" | — |
| 1999 | 50° | 34° | 42° | — | — |
| 1998 | 49° | 42° | 45° | 0.86" | — |
| 1997 | 80° | 49° | 64° | — | — |
| 1996 | 55° | 26° | 41° | — | — |
| 1995 | 63° | 42° | 52° | — | — |
| 1994 | 54° | 49° | 51° | 0.05" | — |
| 1993 | 78° | 42° | 60° | — | — |
| 1992 | 79° | 46° | 62° | — | — |
| 1991 | 57° | 42° | 50° | — | — |
| 1990 | 64° | 44° | 54° | 1.73" | — |
| 1989coldest | 54° | 28° | 41° | — | — |
| 1988 | 61° | 33° | 47° | — | — |
| 1987 | 68° | 25° | 46° | — | — |
| 1986 | 53° | 44° | 49° | 0.1" | — |
| 1985 | 52° | 33° | 42° | 0.15" | — |
| 1984 | 71° | 40° | 55° | — | — |
| 1983 | 66° | 44° | 55° | — | — |
| 1982 | 74° | 38° | 56° | — | — |
| 1981 | 60° | 50° | 55° | 0.69" | — |
| 1980 | 57° | 26° | 42° | — | — |
| 1979 | 63° | 41° | 52° | — | — |
| 1978 | 55° | 39° | 47° | 0.15" | — |
| 1977 | 62° | 32° | 47° | — | — |
| 1976 | 86° | 58° | 72° | 0.25" | — |
| 1975 | 82° | 51° | 67° | — | — |
| 1974 | 76° | 44° | 60° | — | — |
| 1973 | 61° | 42° | 51° | — | — |
| 1972 | 74° | 44° | 59° | — | — |
| 1971 | 59° | 44° | 52° | — | — |
55 years of data from SIOUX FALLS