Weather on October 15
Plano, TX
55 Years of Data
Avg High
80°F
Avg Low
56°F
Warmest
2015
81°F avg
Coldest
2018
45°F avg
About This Date
October 15th in Plano, TX typically brings warm fall weather, with average highs around 80°F and lows near 56°F. Over 55 years of records, the warmest October 15th was in 2015 (81°F average), while the coldest was 2018 (45°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 15th dates historically, with the wettest October 15th recording 6.02" of rain. The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for October 15th in Plano, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 66° | 77° | — | — |
| 2024 | 94° | 62° | 78° | — | — |
| 2023 | 65° | 51° | 58° | — | — |
| 2022 | 91° | 71° | 81° | — | — |
| 2021 | 75° | 67° | 71° | — | — |
| 2020 | 76° | 63° | 69° | — | — |
| 2019 | 84° | 65° | 74° | 0.2" | — |
| 2018coldest | 51° | 40° | 45° | 6.02" | — |
| 2017 | 79° | 56° | 67° | 0.91" | — |
| 2016 | 85° | 67° | 76° | — | — |
| 2015warmest | 94° | 68° | 81° | — | — |
| 2014 | 82° | 48° | 65° | — | — |
| 2013 | 77° | 52° | 64° | 1.24" | — |
| 2012 | 82° | 53° | 68° | — | — |
| 2011 | 86° | 54° | 70° | — | — |
| 2010 | 85° | 48° | 66° | — | — |
| 2009 | 76° | 54° | 65° | 0.03" | — |
| 2008 | 76° | 58° | 67° | 0.36" | — |
| 2007 | 71° | 60° | 66° | 5.11" | — |
| 2006 | 74° | 55° | 64° | 2.03" | — |
| 2005 | 85° | 49° | 67° | — | — |
| 2004 | 82° | 47° | 64° | — | — |
| 2003 | 77° | 41° | 59° | 0.03" | — |
| 2002 | 61° | 43° | 52° | — | — |
| 2001 | 80° | 44° | 62° | 0.03" | — |
| 2000 | 79° | 62° | 70° | — | — |
| 1999 | 91° | 68° | 80° | — | — |
| 1998 | 82° | 64° | 73° | — | — |
| 1997 | 77° | 45° | 61° | — | — |
| 1996 | 80° | 61° | 70° | — | — |
| 1995 | 85° | 43° | 64° | — | — |
| 1994 | 64° | 57° | 61° | — | — |
| 1993 | 71° | 57° | 64° | — | — |
| 1992 | 88° | 70° | 79° | — | — |
| 1991 | 78° | 50° | 64° | — | — |
| 1990 | 87° | 61° | 74° | — | — |
| 1989 | 88° | 60° | 74° | — | — |
| 1988 | 81° | 59° | 70° | — | — |
| 1987 | 80° | 48° | 64° | — | — |
| 1986 | 74° | 40° | 57° | — | — |
| 1985 | 76° | 58° | 67° | 0.1" | — |
| 1984 | 73° | 61° | 67° | 0.1" | — |
| 1983 | 79° | 54° | 66° | — | — |
| 1982 | 80° | 50° | 65° | — | — |
| 1981 | 87° | 74° | 80° | — | — |
| 1980 | 86° | 68° | 77° | — | — |
| 1979 | 74° | 62° | 68° | — | — |
| 1978 | 84° | 40° | 62° | — | — |
| 1977 | 80° | 44° | 62° | — | — |
| 1976 | 83° | 50° | 66° | — | — |
| 1975 | — | 61° | — | — | — |
| 1974 | 65° | 48° | 56° | 1.55" | — |
| 1973 | 71° | 63° | 67° | 0.03" | — |
| 1972 | 92° | 69° | 80° | — | — |
| 1971 | 83° | 62° | 72° | — | — |
55 years of data from RICHARDSON