Weather on March 13
Boulder, CO
55 Years of Data
Avg High
58°F
Avg Low
30°F
Warmest
2026
61°F avg
Coldest
1988
16°F avg
About This Date
March 13th in Boulder, CO typically brings cool spring weather, with average highs around 58°F and lows near 30°F — a 28°F daily swing. Over 56 years of records, the warmest March 13th was in 2026 (61°F average), while the coldest was 1988 (16°F) — a 45°F range across recorded history. Precipitation has occurred on 16% of recorded March 13th dates, with snow falling 7% of the time (heaviest snowfall: 8.4"). 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 13th in Boulder, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 68° | 54° | 61° | — | — |
| 2025 | 66° | 43° | 54° | — | — |
| 2024 | 48° | 32° | 40° | — | — |
| 2023 | 52° | 25° | 39° | — | — |
| 2022 | 63° | 32° | 47° | — | — |
| 2021 | 37° | 32° | 35° | 0.79" | — |
| 2020 | 37° | 32° | 35° | — | — |
| 2019 | 45° | 30° | 38° | — | — |
| 2018 | 55° | 30° | 43° | — | — |
| 2017 | 58° | 26° | 42° | — | — |
| 2016 | 66° | 46° | 56° | — | — |
| 2015 | 57° | 44° | 51° | — | — |
| 2014 | 61° | 26° | 43° | — | — |
| 2013 | 65° | 25° | 45° | — | — |
| 2012 | 73° | 43° | 58° | — | — |
| 2011 | 57° | 38° | 47° | 0.3" | — |
| 2010 | 60° | 27° | 43° | — | — |
| 2009 | 50° | 20° | 35° | — | — |
| 2008 | 58° | 32° | 45° | — | — |
| 2007 | 75° | 41° | 58° | — | — |
| 2006 | 39° | 13° | 26° | 0.43" | 2.8" |
| 2005 | 52° | 24° | 38° | 2.03" | 8.4" |
| 2004 | 63° | 44° | 53° | — | — |
| 2003 | 74° | 35° | 54° | — | — |
| 2002 | 60° | 33° | 47° | — | — |
| 2001 | 57° | 34° | 45° | — | — |
| 2000 | 58° | 23° | 40° | — | — |
| 1999 | 52° | 27° | 39° | — | — |
| 1998 | 63° | 28° | 45° | — | — |
| 1997 | 58° | 24° | 41° | 0.05" | 0.1" |
| 1996 | 55° | 31° | 43° | 0.33" | — |
| 1995 | 62° | 33° | 48° | — | — |
| 1994 | 63° | 29° | 46° | — | — |
| 1993 | 46° | 5° | 26° | — | — |
| 1992 | 62° | 31° | 46° | — | — |
| 1991 | 51° | 27° | 39° | — | — |
| 1990 | 54° | 24° | 39° | 0.51" | — |
| 1989 | 75° | 34° | 54° | — | — |
| 1988coldest | 28° | 4° | 16° | — | — |
| 1987 | 68° | 35° | 52° | — | — |
| 1986 | 49° | 29° | 39° | 0.13" | — |
| 1985 | 50° | 24° | 37° | 0.03" | 0.2" |
| 1984 | 66° | 29° | 47° | — | — |
| 1983 | 69° | 37° | 53° | — | — |
| 1982 | 60° | 32° | 46° | — | — |
| 1981 | 58° | 31° | 44° | — | — |
| 1980 | 56° | 22° | 39° | — | — |
| 1979 | 58° | 31° | 44° | — | — |
| 1978 | 51° | 33° | 42° | — | — |
| 1977 | 69° | 26° | 48° | — | — |
| 1976 | 54° | 15° | 34° | — | — |
| 1975 | 49° | 18° | 33° | — | — |
| 1974 | 65° | 29° | 47° | — | — |
| 1973 | 59° | 34° | 46° | — | — |
| 1972 | 62° | 35° | 49° | — | — |
| 1971 | 61° | 42° | 51° | — | — |
56 years of data from BOULDER MUNI AP