Weather on August 20
Greeley, CO
55 Years of Data
Avg High
88°F
Avg Low
56°F
Warmest
1973
79°F avg
Coldest
1979
61°F avg
About This Date
August 20th in Greeley, CO typically brings warm summer weather, with average highs around 88°F and lows near 56°F — a 32°F daily swing. Over 54 years of records, the warmest August 20th was in 1973 (79°F average), while the coldest was 1979 (61°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 17% of August 20th dates historically, with the wettest August 20th recording 1.65" of rain. 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 August 20th in Greeley, CO? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 96° | 59° | 78° | — | — |
| 2024 | 99° | 58° | 78° | — | — |
| 2023 | 91° | 62° | 77° | 1.65" | — |
| 2022 | 85° | 58° | 71° | — | — |
| 2021 | 80° | 51° | 66° | 0.56" | — |
| 2020 | 94° | 60° | 77° | 0.61" | — |
| 2019 | 98° | 60° | 79° | — | — |
| 2018 | 76° | 48° | 62° | — | — |
| 2017 | 91° | 60° | 76° | — | — |
| 2016 | 75° | 48° | 62° | 0.08" | — |
| 2015 | 87° | 47° | 67° | 0.03" | — |
| 2014 | 90° | 63° | 76° | — | — |
| 2013 | 99° | 59° | 79° | — | — |
| 2012 | 82° | 50° | 66° | — | — |
| 2011 | 86° | 57° | 72° | — | — |
| 2010 | 93° | 58° | 75° | 0.28" | — |
| 2009 | 88° | 50° | 69° | — | — |
| 2008 | 85° | 55° | 70° | — | — |
| 2007 | 96° | 58° | 77° | — | — |
| 2005 | — | 51° | — | — | — |
| 2004 | 83° | 47° | 65° | — | — |
| 2003 | 100° | 54° | 77° | — | — |
| 2002 | 91° | 57° | 74° | — | — |
| 2001 | 88° | 61° | 74° | — | — |
| 2000 | 91° | 61° | 76° | — | — |
| 1999 | 86° | 60° | 73° | — | — |
| 1998 | 88° | 60° | 74° | — | — |
| 1997 | 84° | 58° | 71° | — | — |
| 1996 | 92° | 54° | 73° | — | — |
| 1995 | 90° | 58° | 74° | — | — |
| 1994 | 84° | 53° | 69° | — | — |
| 1993 | 86° | 58° | 72° | — | — |
| 1992 | 93° | 52° | 72° | — | — |
| 1991 | 87° | 54° | 70° | — | — |
| 1990 | 81° | 57° | 69° | — | — |
| 1989 | 84° | 49° | 66° | — | — |
| 1988 | 96° | 58° | 77° | — | — |
| 1987 | 97° | 57° | 77° | — | — |
| 1986 | 78° | 62° | 70° | — | — |
| 1985 | 93° | 53° | 73° | — | — |
| 1984 | 82° | 62° | 72° | 0.23" | — |
| 1983 | 88° | 61° | 74° | 0.03" | — |
| 1982 | 86° | 60° | 73° | — | — |
| 1981 | 88° | 54° | 71° | — | — |
| 1980 | 80° | 51° | 66° | — | — |
| 1979coldest | 73° | 48° | 61° | — | — |
| 1978 | 90° | 48° | 69° | — | — |
| 1977 | 88° | 52° | 70° | 0.1" | — |
| 1976 | 93° | 54° | 73° | — | — |
| 1975 | 87° | 63° | 75° | — | — |
| 1974 | 92° | 59° | 75° | — | — |
| 1973warmest | 97° | 61° | 79° | — | — |
| 1972 | 85° | 59° | 72° | — | — |
| 1971 | 84° | 55° | 70° | — | — |
54 years of data from GREELEY UNC