Weather on March 15
Greeley, CO
55 Years of Data
Avg High
57°F
Avg Low
28°F
Warmest
2003
59°F avg
Coldest
2002
25°F avg
About This Date
March 15th in Greeley, CO typically brings cool spring weather, with average highs around 57°F and lows near 28°F — a 29°F daily swing. Over 56 years of records, the warmest March 15th was in 2003 (59°F average), while the coldest was 2002 (25°F) — a 34°F range across recorded history. Precipitation has occurred on 16% of recorded March 15th dates, with snow falling 11% of the time (heaviest snowfall: 5"). The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
Planning for March 15th in Greeley, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 36° | 17° | 26° | — | — |
| 2025 | 50° | 26° | 38° | — | — |
| 2024 | 51° | 31° | 41° | 1.02" | — |
| 2023 | 74° | 35° | 54° | — | — |
| 2022 | 72° | 27° | 49° | — | — |
| 2021 | 36° | 17° | 26° | 0.1" | — |
| 2020 | 48° | 31° | 39° | — | — |
| 2019 | 47° | 16° | 31° | — | — |
| 2018 | 72° | 32° | 52° | — | — |
| 2017 | 80° | 31° | 55° | — | — |
| 2016 | 56° | 34° | 45° | — | — |
| 2015 | 81° | 38° | 59° | — | — |
| 2014 | 64° | 34° | 49° | — | — |
| 2013 | 76° | 37° | 56° | — | — |
| 2012 | 75° | 41° | 58° | — | — |
| 2011 | 69° | 25° | 47° | — | — |
| 2010 | 60° | 33° | 47° | — | — |
| 2009 | 71° | 24° | 48° | — | — |
| 2008 | 57° | 28° | 43° | — | — |
| 2007 | 58° | 36° | 47° | — | — |
| 2006 | 56° | 20° | 38° | — | — |
| 2005 | 47° | 16° | 31° | 0.03" | — |
| 2004 | 59° | 36° | 47° | — | — |
| 2003warmest | 74° | 44° | 59° | — | — |
| 2002coldest | 36° | 14° | 25° | — | — |
| 2001 | 44° | 26° | 35° | 0.1" | 0.5" |
| 2000 | 34° | 31° | 32° | 1.27" | 5" |
| 1999 | 68° | 35° | 52° | — | — |
| 1998 | 64° | 29° | 46° | — | — |
| 1997 | 43° | 13° | 28° | 0.18" | 1" |
| 1996 | 55° | 31° | 43° | — | — |
| 1995 | 72° | 29° | 50° | — | — |
| 1994 | 71° | 29° | 50° | — | — |
| 1993 | 61° | 32° | 46° | — | — |
| 1992 | 67° | 31° | 49° | — | — |
| 1991 | 41° | 25° | 33° | — | — |
| 1990 | 47° | 29° | 38° | — | — |
| 1989 | 57° | 28° | 43° | — | — |
| 1988 | 39° | 20° | 29° | — | — |
| 1987 | 51° | 29° | 40° | — | — |
| 1986 | 53° | 31° | 42° | — | — |
| 1985 | 64° | 25° | 44° | — | — |
| 1984 | 54° | 37° | 45° | — | — |
| 1983 | 39° | 31° | 35° | 1.04" | 2" |
| 1982 | 61° | 32° | 46° | — | — |
| 1981 | 63° | 28° | 45° | — | — |
| 1980 | 67° | 28° | 47° | — | — |
| 1979 | 61° | 24° | 42° | — | — |
| 1978 | 43° | 26° | 34° | — | — |
| 1977 | 47° | 18° | 32° | 0.2" | 0.8" |
| 1976 | 52° | 23° | 37° | — | — |
| 1975 | 50° | 34° | 42° | — | — |
| 1974 | 48° | 34° | 41° | — | — |
| 1973 | 44° | 24° | 34° | 0.15" | 0.2" |
| 1972 | 61° | 25° | 43° | — | — |
| 1971 | 50° | 26° | 38° | — | — |
56 years of data from GREELEY UNC