Weather on September 18
San Angelo, TX
55 Years of Data
Avg High
89°F
Avg Low
65°F
Warmest
1997
87°F avg
Coldest
1981
63°F avg
About This Date
September 18th in San Angelo, TX typically brings warm fall weather, with average highs around 89°F and lows near 65°F. Over 55 years of records, the warmest September 18th was in 1997 (87°F average), while the coldest was 1981 (63°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 20% of September 18th dates historically, with the wettest September 18th recording 3.99" 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 September 18th in San Angelo, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 65° | 78° | — | — |
| 2024 | 95° | 67° | 81° | — | — |
| 2023 | 93° | 64° | 79° | — | — |
| 2022 | 96° | 70° | 83° | — | — |
| 2021 | 95° | 69° | 82° | — | — |
| 2020 | 85° | 61° | 73° | — | — |
| 2019 | 100° | 65° | 82° | — | — |
| 2018 | 89° | 69° | 79° | — | — |
| 2017 | 98° | 70° | 84° | — | — |
| 2016 | 94° | 68° | 81° | 0.66" | — |
| 2015 | 98° | 74° | 86° | — | — |
| 2014 | 89° | 68° | 79° | 0.43" | — |
| 2013 | 90° | 72° | 81° | — | — |
| 2012 | 81° | 63° | 72° | 0.05" | — |
| 2011 | 98° | 69° | 84° | — | — |
| 2010 | 94° | 70° | 82° | — | — |
| 2009 | 79° | 64° | 71° | — | — |
| 2008 | 82° | 52° | 67° | — | — |
| 2007 | 90° | 69° | 79° | — | — |
| 2006 | 80° | 56° | 68° | — | — |
| 2005 | 96° | 70° | 83° | — | — |
| 2004 | 90° | 69° | 79° | — | — |
| 2003 | 88° | 65° | 76° | — | — |
| 2002 | 97° | 73° | 85° | — | — |
| 2001 | 92° | 69° | 80° | — | — |
| 2000 | 96° | 53° | 75° | — | — |
| 1999 | 89° | 61° | 75° | — | — |
| 1998 | 84° | 66° | 75° | 0.48" | — |
| 1997warmest | 101° | 74° | 87° | — | — |
| 1996 | 90° | 66° | 78° | — | — |
| 1995 | 93° | 69° | 81° | — | — |
| 1994 | 84° | 54° | 69° | — | — |
| 1993 | 88° | 63° | 75° | — | — |
| 1992 | 91° | 60° | 76° | — | — |
| 1991 | 83° | 67° | 75° | 1.32" | — |
| 1990 | 86° | 63° | 74° | 1.27" | — |
| 1989 | 87° | 57° | 72° | — | — |
| 1988 | 76° | 64° | 70° | 3.99" | — |
| 1987 | 93° | 60° | 77° | 1.3" | — |
| 1986 | 90° | 71° | 80° | — | — |
| 1985 | 87° | 66° | 77° | — | — |
| 1984 | 87° | 55° | 71° | — | — |
| 1983 | 95° | 70° | 82° | — | — |
| 1982 | 94° | 67° | 80° | — | — |
| 1981coldest | 73° | 54° | 63° | — | — |
| 1980 | 84° | 62° | 73° | — | — |
| 1979 | 85° | 54° | 69° | — | — |
| 1978 | 93° | 72° | 82° | — | — |
| 1977 | 95° | 71° | 83° | — | — |
| 1976 | 86° | 65° | 75° | 0.1" | — |
| 1975 | 95° | 63° | 79° | — | — |
| 1974 | 73° | 66° | 70° | 3.2" | — |
| 1973 | 78° | 57° | 68° | — | — |
| 1972 | 95° | 72° | 83° | — | — |
| 1971 | 83° | 53° | 68° | 0.13" | — |
55 years of data from SAN ANGELO DAM