Weather on October 21 at Theodore Roosevelt
Theodore Roosevelt National Park
Based on 55 years of data from Medora, ND
Elevation Note: Theodore Roosevelt sits at 2,600 ft. Expect temperatures 9°F cooler than the data shown below, which comes from Medora, ND at a lower elevation.
Planning Your Visit
October 21st in Theodore Roosevelt National Park (via Medora, ND) typically brings cool fall weather, with average highs around 59°F and lows near 30°F — a 29°F daily swing. Over 55 years of records, the warmest October 21st was in 2003 (65°F average), while the coldest was 2020 (26°F) — a 39°F range across recorded history. Precipitation has occurred on 15% of recorded October 21st dates, with snow falling 4% of the time (heaviest snowfall: 3"). The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for October 21st in Theodore Roosevelt? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 56°F | 29°F | 0" | -- |
| 2024 | 77°F | 33°F | 0" | -- |
| 2023 | 59°F | 41°F | 0" | -- |
| 2022 | 61°F | 37°F | 0" | -- |
| 2021 | 47°F | 22°F | 0" | -- |
| 2020 | 37°F | 15°F | 0" | 0" |
| 2019 | 47°F | 20°F | 0" | 0" |
| 2018 | 61°F | 21°F | 0" | 0" |
| 2017 | 81°F | 32°F | 0" | -- |
| 2016 | 65°F | 30°F | 0" | -- |
| 2015 | 59°F | 33°F | 0" | -- |
| 2014 | 77°F | 33°F | 0" | -- |
| 2013 | 43°F | 31°F | 0.13" | 0" |
| 2012 | 68°F | 33°F | 0.18" | -- |
| 2011 | 63°F | 29°F | 0" | -- |
| 2010 | 62°F | 24°F | 0" | 0" |
| 2009 | 40°F | 34°F | 0.15" | 0" |
| 2008 | 55°F | 23°F | 0" | 0" |
| 2007 | 55°F | 32°F | 0" | 0" |
| 2006 | 32°F | 22°F | 0.05" | 0.5" |
| 2005 | 48°F | 35°F | 0" | -- |
| 2004 | 47°F | 37°F | 0" | -- |
| 2003 | 81°F | 50°F | 0" | 0" |
| 2002 | 35°F | 27°F | 0" | -- |
| 2001 | 60°F | 33°F | -- | -- |
| 2000 | 79°F | 46°F | -- | -- |
| 1999 | 64°F | 37°F | 0" | 0" |
| 1998 | 67°F | 27°F | 0" | 0" |
| 1997 | 51°F | 13°F | 0" | 0" |
| 1996 | 34°F | 27°F | 0.84" | 3" |
| 1995 | 58°F | 31°F | 0" | 0" |
| 1994 | 68°F | 36°F | 0.05" | 0" |
| 1993 | 54°F | 17°F | 0" | 0" |
| 1992 | 77°F | 32°F | 0" | 0" |
| 1991 | 74°F | 30°F | 0" | 0" |
| 1990 | 55°F | 20°F | 0" | 0" |
| 1989 | 77°F | 38°F | 0" | 0" |
| 1988 | 62°F | 25°F | 0" | 0" |
| 1987 | 54°F | 20°F | 0" | 0" |
| 1986 | 73°F | 35°F | 0" | 0" |
| 1985 | 78°F | 29°F | 0" | 0" |
| 1984 | 35°F | 29°F | 0.13" | 0" |
| 1983 | 66°F | 39°F | 0" | 0" |
| 1982 | 61°F | 20°F | 0" | 0" |
| 1981 | 43°F | 26°F | 0" | 0" |
| 1980 | 60°F | 38°F | 0.15" | 0" |
| 1979 | 47°F | 33°F | 0" | 0" |
| 1978 | 60°F | 20°F | 0" | 0" |
| 1977 | 61°F | 40°F | 0" | 0" |
| 1976 | 46°F | 9°F | 0" | 0" |
| 1975 | 57°F | 43°F | 0" | 0" |
| 1974 | 68°F | 29°F | 0" | 0" |
| 1973 | 72°F | 31°F | 0" | 0" |
| 1972 | 60°F | 19°F | 0" | 0" |
| 1971 | 55°F | 31°F | 0" | 0" |