Weather on January 31 at Great Sand Dunes
Great Sand Dunes National Park and Preserve
Based on 56 years of data from Alamosa, CO
Elevation Note: Great Sand Dunes sits at 8,200 ft. Expect temperatures 29°F cooler than the data shown below, which comes from Alamosa, CO at a lower elevation.
Planning Your Visit
January 31st in Great Sand Dunes National Park (via Alamosa, CO) typically brings cold winter weather, with average highs around 37°F and lows near 2°F — a 35°F daily swing. Over 56 years of records, the warmest January 31st was in 1986 (39°F average), while the coldest was 1979 (-14°F) — a 53°F range across recorded history. Precipitation has occurred on 14% of recorded January 31st dates, with snow falling 13% of the time (heaviest snowfall: 2.4"). The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
Planning for January 31st in Great Sand Dunes? Bundle up with warm layers and protect extremities from the cold.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 44°F | 3°F | 0" | 0" |
| 2025 | 38°F | -3°F | 0.28" | 1.7" |
| 2024 | 54°F | 12°F | 0" | 0" |
| 2023 | 41°F | 9°F | 0" | 0" |
| 2022 | 44°F | -7°F | 0" | 0" |
| 2021 | 41°F | 0°F | 0" | 0" |
| 2020 | 37°F | 4°F | 0" | 0" |
| 2019 | 21°F | -20°F | 0" | 0" |
| 2018 | 55°F | 7°F | 0" | 0" |
| 2017 | 35°F | -2°F | 0" | 0" |
| 2016 | 52°F | 13°F | 0" | 0" |
| 2015 | 34°F | 27°F | 0.1" | 0.8" |
| 2014 | 43°F | 13°F | 0" | 0" |
| 2013 | 32°F | 0°F | 0" | 0" |
| 2012 | 45°F | 3°F | 0" | -- |
| 2011 | 50°F | 4°F | 0" | -- |
| 2010 | 25°F | 15°F | 0" | 0" |
| 2009 | 39°F | 1°F | 0" | 0" |
| 2008 | 26°F | -7°F | 0.05" | 0" |
| 2007 | 27°F | -13°F | 0" | 0" |
| 2006 | 43°F | 0°F | 0" | 0" |
| 2005 | 32°F | -1°F | 0" | 0" |
| 2004 | 38°F | 4°F | 0" | 0" |
| 2003 | 56°F | 11°F | 0" | 0" |
| 2002 | 19°F | -12°F | 0.2" | 1.2" |
| 2001 | 21°F | -17°F | 0" | 0" |
| 2000 | 30°F | -3°F | 0.15" | 0.9" |
| 1999 | 51°F | 5°F | 0" | 0" |
| 1998 | 34°F | 6°F | 0" | 0" |
| 1997 | 52°F | 14°F | 0" | 0" |
| 1996 | 47°F | 23°F | 0" | 0" |
| 1995 | 46°F | 6°F | 0" | 0" |
| 1994 | 14°F | -20°F | 0" | 0" |
| 1993 | 26°F | 3°F | -- | 0" |
| 1992 | 29°F | -13°F | 0" | 0" |
| 1991 | 34°F | -6°F | 0" | 0" |
| 1990 | 40°F | 16°F | 0" | 0" |
| 1989 | 38°F | -6°F | 0" | 0" |
| 1988 | 35°F | -7°F | 0" | 0" |
| 1987 | 39°F | 5°F | 0" | 0" |
| 1986 | 55°F | 23°F | 0" | 0" |
| 1985 | 17°F | -7°F | 0" | 0" |
| 1984 | 24°F | -16°F | 0" | 0" |
| 1983 | 31°F | 16°F | 0.36" | 2.2" |
| 1982 | 37°F | 2°F | 0" | 0" |
| 1981 | 31°F | 6°F | 0" | 0" |
| 1980 | 40°F | 4°F | 0" | 0" |
| 1979 | 10°F | -39°F | 0" | 0" |
| 1978 | 40°F | 24°F | 0.43" | 2.4" |
| 1977 | 42°F | -2°F | 0" | 0" |
| 1976 | 43°F | 4°F | 0" | 0" |
| 1975 | 35°F | 22°F | 0" | 0" |
| 1974 | 32°F | -11°F | 0" | 0" |
| 1973 | 30°F | -2°F | 0.15" | 1.1" |
| 1972 | 32°F | -4°F | 0" | 0" |
| 1971 | 57°F | 15°F | 0" | 0" |