Weather on March 18 at Arches
Arches National Park
Based on 56 years of data from Moab, UT
Elevation Note: Arches sits at 4,500 ft. Expect temperatures 16°F cooler than the data shown below, which comes from Moab, UT at a lower elevation.
Planning Your Visit
March 18th in Arches National Park (via Moab, UT) typically brings mild spring weather, with average highs around 66°F and lows near 35°F — a 31°F daily swing. Over 56 years of records, the warmest March 18th was in 2015 (68°F average), while the coldest was 1971 (36°F) — a 32°F range across recorded history. Precipitation has occurred on 18% of recorded March 18th dates, with snow falling 2% of the time. The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
Planning for March 18th in Arches? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 77°F | 40°F | 0" | -- |
| 2025 | 64°F | 41°F | 0" | 0" |
| 2024 | 60°F | 36°F | 0" | 0" |
| 2023 | 52°F | 23°F | 0" | 0" |
| 2022 | 60°F | 28°F | 0" | 0" |
| 2021 | 66°F | 38°F | 0" | 0" |
| 2020 | 70°F | 51°F | 0.25" | 0" |
| 2019 | 66°F | 31°F | 0" | 0" |
| 2018 | 60°F | 35°F | 0.48" | 0" |
| 2017 | 83°F | 42°F | 0" | 0" |
| 2016 | 69°F | 31°F | 0" | 0" |
| 2015 | 78°F | 58°F | 0" | 0" |
| 2014 | 70°F | 30°F | 0" | 0" |
| 2013 | 64°F | 31°F | 0" | 0" |
| 2012 | 66°F | 26°F | 0.23" | 0" |
| 2011 | 64°F | 36°F | 0" | 0" |
| 2010 | 67°F | 33°F | 0" | 0" |
| 2009 | 75°F | 39°F | 0" | 0" |
| 2008 | 58°F | 27°F | 0" | 0" |
| 2007 | 84°F | 39°F | 0" | 0" |
| 2006 | 64°F | 38°F | 0" | 0" |
| 2005 | 61°F | 34°F | 0" | 0" |
| 2004 | 75°F | 37°F | 0" | 0" |
| 2003 | 50°F | 38°F | 0.36" | 0" |
| 2002 | 53°F | 33°F | 0.13" | 0" |
| 2001 | 66°F | 30°F | 0" | 0" |
| 2000 | 60°F | 33°F | 0" | 0" |
| 1999 | 75°F | 33°F | 0" | 0" |
| 1998 | 60°F | 32°F | 0.46" | 0.3" |
| 1997 | 73°F | 32°F | 0" | 0" |
| 1996 | 61°F | 26°F | 0" | 0" |
| 1995 | 74°F | 41°F | 0" | 0" |
| 1994 | 75°F | 38°F | 0" | 0" |
| 1993 | 69°F | 42°F | 0.36" | 0" |
| 1992 | 66°F | 39°F | 0" | 0" |
| 1991 | 71°F | 39°F | 0" | 0" |
| 1990 | 68°F | 34°F | 0" | 0" |
| 1989 | 68°F | 34°F | 0" | 0" |
| 1988 | 57°F | 21°F | 0" | 0" |
| 1987 | 67°F | 32°F | 0" | 0" |
| 1986 | 57°F | 32°F | 0" | 0" |
| 1985 | 68°F | 39°F | 0.1" | -- |
| 1984 | 58°F | 32°F | 0.81" | -- |
| 1983 | 55°F | 39°F | 0.13" | 0" |
| 1982 | 68°F | 39°F | 0" | 0" |
| 1981 | 57°F | 27°F | 0" | 0" |
| 1980 | 63°F | 30°F | 0" | 0" |
| 1979 | 58°F | 28°F | 0" | 0" |
| 1978 | 73°F | 30°F | 0" | 0" |
| 1977 | 58°F | 35°F | 0" | 0" |
| 1976 | 74°F | 32°F | 0" | 0" |
| 1975 | 57°F | 29°F | 0" | 0" |
| 1974 | 79°F | 48°F | 0" | 0" |
| 1973 | 60°F | 51°F | 0" | 0" |
| 1972 | 80°F | 35°F | 0" | 0" |
| 1971 | 45°F | 27°F | 0" | 0" |