Weather on May 31 at Rocky Mountain
Rocky Mountain National Park
Based on 53 years of data from Estes Park, CO
Elevation Note: Rocky Mountain sits at 8,000 ft. Expect temperatures 28°F cooler than the data shown below, which comes from Estes Park, CO at a lower elevation.
Planning Your Visit
May 31st in Rocky Mountain National Park (via Estes Park, CO) typically brings mild spring weather, with average highs around 65°F and lows near 37°F — a 28°F daily swing. Over 53 years of records, the warmest May 31st was in 2003 (67°F average), while the coldest was 1995 (37°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 28% of May 31st dates historically, with the wettest May 31st recording 5.08" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 31st in Rocky Mountain? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 73°F | 40°F | 0.05" | 0" |
| 2024 | 72°F | 36°F | 0" | 0" |
| 2023 | 74°F | 37°F | 0" | 0" |
| 2022 | 51°F | 28°F | -- | -- |
| 2021 | 54°F | 32°F | -- | -- |
| 2020 | 80°F | 45°F | 1.04" | 0" |
| 2019 | 57°F | 29°F | 0" | 0" |
| 2018 | 73°F | 36°F | 0" | 0" |
| 2017 | 66°F | 37°F | 0" | 0" |
| 2016 | 68°F | 40°F | 0" | 0" |
| 2015 | 63°F | 40°F | 0" | 0" |
| 2014 | 62°F | 43°F | 0.56" | 0" |
| 2013 | 55°F | 37°F | 0" | 0" |
| 2012 | 71°F | 36°F | 0" | 0" |
| 2011 | 53°F | 38°F | 0" | 0" |
| 2010 | 60°F | 33°F | 0" | 0" |
| 2009 | 66°F | 47°F | 0.15" | 0" |
| 2008 | 67°F | 41°F | 0" | 0" |
| 2007 | 56°F | 35°F | 0" | 0" |
| 2006 | 59°F | 38°F | 0" | 0" |
| 2005 | 49°F | 34°F | 1.7" | 0" |
| 2004 | 49°F | 35°F | 0" | 0" |
| 2003 | 85°F | 50°F | 0" | 0" |
| 2002 | 81°F | 47°F | 0" | 0" |
| 2001 | 69°F | 35°F | -- | -- |
| 2000 | 77°F | 36°F | 0" | -- |
| 1999 | 70°F | 37°F | 0" | 0" |
| 1998 | 68°F | 30°F | 0" | 0" |
| 1997 | 59°F | 36°F | 0.08" | 0" |
| 1996 | 67°F | 30°F | 0" | 0" |
| 1995 | 43°F | 32°F | 0.46" | 0" |
| 1994 | 80°F | 34°F | 0" | 0" |
| 1993 | 68°F | 39°F | 0" | 0" |
| 1992 | 53°F | 34°F | 0.25" | 0" |
| 1991 | 66°F | 42°F | 0" | 0" |
| 1990 | 65°F | 35°F | 0" | 0" |
| 1989 | 56°F | 39°F | 0.05" | 0" |
| 1987 | 72°F | 40°F | 0" | 0" |
| 1986 | 62°F | 35°F | 0" | 0" |
| 1985 | 62°F | 38°F | 0" | 0" |
| 1984 | 81°F | 42°F | 0" | 0" |
| 1983 | 47°F | 35°F | 0.03" | 0" |
| 1982 | 55°F | 36°F | 5.08" | 0" |
| 1981 | 69°F | 38°F | 0.05" | 0" |
| 1980 | 66°F | 32°F | 0" | 0" |
| 1979 | 48°F | 29°F | 1.57" | -- |
| 1978 | 66°F | 33°F | 1.04" | -- |
| 1977 | 72°F | 35°F | 0" | 0" |
| 1976 | 69°F | 35°F | 0" | 0" |
| 1975 | 57°F | 34°F | 0.69" | -- |
| 1974 | 71°F | 39°F | 0" | 0" |
| 1972 | 75°F | 32°F | 0" | 0" |
| 1971 | 62°F | 40°F | 0" | 0" |