Weather on March 11
Boulder, CO
55 Years of Data
Avg High
57°F
Avg Low
30°F
Warmest
1972
62°F avg
Coldest
2022
20°F avg
About This Date
March 11th in Boulder, CO typically brings cool spring weather, with average highs around 57°F and lows near 30°F — a 27°F daily swing. Over 56 years of records, the warmest March 11th was in 1972 (62°F average), while the coldest was 2022 (20°F) — a 42°F range across recorded history. Precipitation has occurred on 16% of recorded March 11th dates, with snow falling 11% of the time (heaviest snowfall: 4.1"). 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 March 11th in Boulder, CO? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 52° | 28° | 40° | — | — |
| 2025 | 68° | 37° | 53° | — | — |
| 2024 | 64° | 36° | 50° | — | — |
| 2023 | 57° | 34° | 45° | — | — |
| 2022coldest | 34° | 5° | 20° | — | — |
| 2021 | 43° | 30° | 37° | 0.03" | — |
| 2020 | 66° | 36° | 51° | — | — |
| 2019 | 50° | 30° | 40° | — | — |
| 2018 | 50° | 25° | 38° | — | — |
| 2017 | 56° | 37° | 46° | — | — |
| 2016 | 71° | 35° | 53° | — | — |
| 2015 | 65° | 30° | 47° | — | — |
| 2014 | 69° | 30° | 50° | 0.03" | — |
| 2013 | 54° | 27° | 40° | — | — |
| 2012 | 66° | 34° | 50° | — | — |
| 2011 | 68° | 45° | 56° | — | — |
| 2010 | 49° | 25° | 37° | 0.13" | 0.5" |
| 2009 | 42° | 12° | 27° | — | — |
| 2008 | 68° | 28° | 48° | — | — |
| 2007 | 60° | 30° | 45° | 0.28" | — |
| 2006 | 37° | 21° | 29° | — | — |
| 2005 | 68° | 28° | 48° | — | — |
| 2004 | 56° | 23° | 39° | — | — |
| 2003 | 65° | 38° | 51° | — | — |
| 2002 | 57° | 34° | 45° | — | — |
| 2001 | 32° | 26° | 29° | 0.89" | 3.6" |
| 2000 | 57° | 22° | 39° | — | — |
| 1999 | 51° | 25° | 38° | — | — |
| 1998 | 43° | 3° | 23° | 0.15" | 2.6" |
| 1997 | 73° | 41° | 57° | — | — |
| 1996 | 70° | 40° | 55° | — | — |
| 1995 | 74° | 47° | 60° | — | — |
| 1994 | 60° | 37° | 49° | — | — |
| 1993 | 37° | 25° | 31° | 0.89" | 4.1" |
| 1992 | 55° | 24° | 40° | — | — |
| 1991 | 63° | 35° | 49° | — | — |
| 1990 | 62° | 24° | 43° | — | — |
| 1989 | 77° | 47° | 62° | — | — |
| 1988 | 38° | 27° | 32° | — | — |
| 1987 | 58° | 27° | 42° | — | — |
| 1986 | 52° | 32° | 42° | — | — |
| 1985 | 55° | 42° | 49° | — | — |
| 1984 | 51° | 28° | 40° | — | — |
| 1983 | 63° | 30° | 46° | — | — |
| 1982 | 70° | 22° | 46° | — | — |
| 1981 | 53° | 27° | 40° | — | — |
| 1980 | 56° | 27° | 41° | — | — |
| 1979 | 67° | 34° | 50° | — | — |
| 1978 | 54° | 20° | 37° | 0.23" | 1.6" |
| 1977 | 38° | 30° | 34° | — | — |
| 1976 | 58° | 36° | 47° | — | — |
| 1975 | 33° | 27° | 30° | 0.18" | 0.4" |
| 1974 | 60° | 25° | 42° | — | — |
| 1973 | 61° | 26° | 43° | — | — |
| 1972warmest | 72° | 52° | 62° | — | — |
| 1971 | 51° | 32° | 42° | — | — |
56 years of data from BOULDER MUNI AP