Weather on April 21 at Badlands
Badlands National Park
Based on 55 years of data from Rapid City, SD
Elevation Note: Badlands sits at 3,200 ft. Expect temperatures 11°F cooler than the data shown below, which comes from Rapid City, SD at a lower elevation.
Planning Your Visit
April 21st in Badlands National Park (via Rapid City, SD) typically brings cool spring weather, with average highs around 58°F and lows near 35°F. Over 55 years of records, the warmest April 21st was in 1980 (68°F average), while the coldest was 2023 (30°F) — a 38°F range across recorded history. Precipitation has occurred on 27% of recorded April 21st dates, with snow falling 5% of the time (heaviest snowfall: 3.2"). The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
Planning for April 21st in Badlands? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 60°F | 38°F | 0" | 0" |
| 2024 | 69°F | 32°F | 0" | 0" |
| 2023 | 36°F | 25°F | 0" | 0" |
| 2022 | 72°F | 28°F | 0" | 0" |
| 2021 | 45°F | 22°F | 0" | 0" |
| 2020 | 73°F | 42°F | 0" | 0" |
| 2019 | 55°F | 40°F | 0.56" | 0" |
| 2018 | 56°F | 35°F | 0" | 0" |
| 2017 | 59°F | 38°F | 0" | 0" |
| 2016 | 50°F | 47°F | 0" | 0" |
| 2015 | 57°F | 34°F | 0" | 0" |
| 2014 | 66°F | 44°F | 0" | 0" |
| 2013 | 47°F | 30°F | 1.07" | 3.2" |
| 2012 | 61°F | 43°F | 0" | 0" |
| 2011 | 63°F | 39°F | 1.35" | 0" |
| 2010 | 61°F | 41°F | 0" | 0" |
| 2009 | 71°F | 44°F | 0" | 0" |
| 2008 | 45°F | 22°F | 0" | 0" |
| 2007 | 62°F | 45°F | 0.56" | 0" |
| 2006 | 60°F | 35°F | 0" | 0" |
| 2005 | 46°F | 34°F | 2.62" | 0" |
| 2004 | 56°F | 40°F | 0.81" | 0" |
| 2003 | 65°F | 41°F | 0" | 0" |
| 2002 | 43°F | 26°F | 0.13" | 0.8" |
| 2001 | 40°F | 31°F | 1.22" | 1.2" |
| 2000 | 60°F | 34°F | 0" | 0" |
| 1999 | 45°F | 39°F | 1.4" | 0" |
| 1998 | 61°F | 38°F | 0" | 0" |
| 1997 | 55°F | 41°F | 0.08" | 0" |
| 1996 | 44°F | 33°F | 0" | 0" |
| 1995 | 37°F | 32°F | 0.36" | 0" |
| 1994 | 73°F | 38°F | 0" | 0" |
| 1993 | 43°F | 23°F | 0" | 0" |
| 1992 | 36°F | 29°F | 0" | 0" |
| 1991 | 53°F | 28°F | 0" | 0" |
| 1990 | 73°F | 40°F | 0" | 0" |
| 1989 | 77°F | 48°F | 0" | 0" |
| 1988 | 63°F | 23°F | 0" | 0" |
| 1987 | 61°F | 30°F | 0" | 0" |
| 1986 | 62°F | 32°F | 0" | 0" |
| 1985 | 62°F | 38°F | 0" | 0" |
| 1984 | 57°F | 33°F | 0" | 0" |
| 1983 | 66°F | 33°F | 0" | -- |
| 1982 | 55°F | 28°F | 0" | 0" |
| 1981 | 68°F | 42°F | 0.38" | 0" |
| 1980 | 90°F | 46°F | 0" | 0" |
| 1979 | 63°F | 30°F | 0" | 0" |
| 1978 | 56°F | 30°F | 0" | 0" |
| 1977 | 67°F | 30°F | 0" | 0" |
| 1976 | 56°F | 30°F | 0" | 0" |
| 1975 | 59°F | 31°F | 0.1" | 0" |
| 1974 | 52°F | 44°F | 0.03" | 0" |
| 1973 | 49°F | 36°F | 0" | 0" |
| 1972 | 64°F | 31°F | 0" | 0" |
| 1971 | 53°F | 42°F | 0.41" | 0" |