Weather on September 19
Greeley, CO
55 Years of Data
Avg High
79°F
Avg Low
46°F
Warmest
1980
77°F avg
Coldest
1971
39°F avg
About This Date
September 19th in Greeley, CO typically brings pleasant fall weather, with average highs around 79°F and lows near 46°F — a 33°F daily swing. Over 55 years of records, the warmest September 19th was in 1980 (77°F average), while the coldest was 1971 (39°F) — a 38°F range across recorded history. Precipitation has occurred on 24% of recorded September 19th dates, with snow falling 2% of the time. The last decade has been 9.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 9.3°F warmer on this date compared to 20-30 years ago.
Planning for September 19th in Greeley, CO? Great weather for outdoor activities.
Warming Trend
2.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 45° | 64° | — | — |
| 2024 | 85° | 47° | 66° | — | — |
| 2023 | 84° | 53° | 69° | — | — |
| 2022 | 95° | 53° | 74° | — | — |
| 2021 | 91° | 58° | 74° | — | — |
| 2020 | 95° | 55° | 75° | — | — |
| 2019 | 87° | 48° | 68° | — | — |
| 2018 | 87° | 55° | 71° | — | — |
| 2017 | 87° | 45° | 66° | — | — |
| 2016 | 93° | 52° | 72° | — | — |
| 2015 | 79° | 40° | 59° | — | — |
| 2014 | 89° | 53° | 71° | — | — |
| 2013 | 83° | 51° | 67° | 0.1" | — |
| 2012 | 83° | 48° | 65° | — | — |
| 2011 | 84° | 44° | 64° | 0.03" | — |
| 2010 | 93° | 47° | 70° | — | — |
| 2009 | 84° | 42° | 63° | — | — |
| 2008 | 81° | 49° | 65° | — | — |
| 2007 | 85° | 44° | 64° | — | — |
| 2006 | 78° | 37° | 58° | — | — |
| 2005 | 82° | 49° | 65° | — | — |
| 2004 | 84° | 60° | 72° | — | — |
| 2003 | 72° | 33° | 52° | — | — |
| 2002 | 78° | 41° | 60° | — | — |
| 2001 | 84° | 46° | 65° | 0.03" | — |
| 2000 | 76° | 55° | 65° | 1.7" | — |
| 1999 | 47° | 46° | 46° | 0.36" | — |
| 1998 | 86° | 55° | 71° | — | — |
| 1997 | 64° | 50° | 57° | 0.66" | — |
| 1996 | 65° | 41° | 53° | 0.38" | — |
| 1995 | 54° | 48° | 51° | 0.71" | — |
| 1994 | 77° | 55° | 66° | — | — |
| 1993 | 70° | 40° | 55° | — | — |
| 1992 | 76° | 44° | 60° | — | — |
| 1991 | 70° | 34° | 52° | — | — |
| 1990 | 78° | 56° | 67° | 0.18" | — |
| 1989 | 77° | 49° | 63° | 0.05" | — |
| 1988 | 71° | 40° | 55° | — | — |
| 1987 | 75° | 37° | 56° | — | — |
| 1986 | 76° | 45° | 60° | — | — |
| 1985 | 82° | 53° | 68° | — | — |
| 1984 | 92° | 45° | 68° | — | — |
| 1983 | 85° | 40° | 62° | 0.3" | 0.5" |
| 1982 | 69° | 48° | 59° | — | — |
| 1981 | 90° | 43° | 66° | — | — |
| 1980warmest | 94° | 61° | 77° | — | — |
| 1979 | 85° | 43° | 64° | — | — |
| 1978 | 59° | 36° | 47° | — | — |
| 1977 | 77° | 40° | 58° | — | — |
| 1976 | 76° | 51° | 63° | 1.07" | — |
| 1975 | 68° | 41° | 55° | — | — |
| 1974 | 81° | 44° | 62° | — | — |
| 1973 | 82° | 40° | 61° | — | — |
| 1972 | 87° | 53° | 70° | 0.1" | — |
| 1971coldest | 54° | 24° | 39° | — | — |
55 years of data from GREELEY UNC