Weather on May 9
Plano, TX
55 Years of Data
Avg High
82°F
Avg Low
61°F
Warmest
2006
83°F avg
Coldest
2010
59°F avg
About This Date
May 9th in Plano, TX typically brings warm spring weather, with average highs around 82°F and lows near 61°F. Over 55 years of records, the warmest May 9th was in 2006 (83°F average), while the coldest was 2010 (59°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 35% of May 9th dates historically, with the wettest May 9th recording 2.79" of rain. The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for May 9th in Plano, TX? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 61° | 70° | — | — |
| 2024 | 82° | 64° | 73° | — | — |
| 2023 | 83° | 68° | 75° | 0.08" | — |
| 2022 | 90° | 74° | 82° | — | — |
| 2021 | 82° | 59° | 71° | — | — |
| 2020 | 73° | 51° | 62° | — | — |
| 2019 | 74° | 54° | 64° | 0.08" | — |
| 2018 | 86° | 67° | 76° | — | — |
| 2017 | 79° | 69° | 74° | — | — |
| 2016 | 85° | 65° | 75° | 0.28" | — |
| 2015 | 82° | 70° | 76° | 1.27" | — |
| 2014 | 87° | 63° | 75° | 0.03" | — |
| 2013 | 74° | 66° | 70° | 0.64" | — |
| 2012 | 82° | 61° | 71° | — | — |
| 2011 | 91° | 72° | 81° | — | — |
| 2010coldest | 65° | 54° | 59° | 0.66" | — |
| 2009 | 81° | 62° | 71° | — | — |
| 2008 | 87° | 65° | 76° | 0.05" | — |
| 2007 | 83° | 66° | 74° | 1.27" | — |
| 2006warmest | 94° | 72° | 83° | — | — |
| 2005 | 77° | 56° | 66° | — | — |
| 2004 | 82° | 62° | 72° | 0.03" | — |
| 2003 | 89° | 75° | 82° | — | — |
| 2002 | 84° | 66° | 75° | — | — |
| 2001 | 83° | 57° | 70° | 0.03" | — |
| 2000 | 86° | 70° | 78° | — | — |
| 1999 | 84° | 60° | 72° | 0.08" | — |
| 1998 | 83° | 63° | 73° | 2.79" | — |
| 1997 | 80° | 51° | 66° | 0.86" | — |
| 1996 | 87° | 69° | 78° | — | — |
| 1995 | 88° | 63° | 75° | — | — |
| 1994 | 69° | 63° | 66° | — | — |
| 1993 | 78° | 66° | 72° | — | — |
| 1992 | 78° | 53° | 66° | — | — |
| 1991 | 73° | — | — | 0.25" | — |
| 1990 | 82° | 65° | 73° | — | — |
| 1989 | 82° | 69° | 76° | — | — |
| 1988 | 89° | 62° | 76° | 0.05" | — |
| 1987 | 83° | 58° | 70° | 1.12" | — |
| 1986 | 80° | 61° | 70° | 0.74" | — |
| 1985 | 82° | 57° | 70° | — | — |
| 1984 | 85° | 46° | 65° | — | — |
| 1983 | 77° | 49° | 63° | — | — |
| 1982 | 79° | 54° | 66° | — | — |
| 1981 | 71° | 60° | 66° | 1.02" | — |
| 1980 | 78° | 48° | 63° | — | — |
| 1979 | 82° | 70° | 76° | — | — |
| 1978 | 83° | 52° | 67° | — | — |
| 1977 | 88° | 61° | 74° | — | — |
| 1976 | 75° | 52° | 63° | — | — |
| 1975 | 86° | 61° | 73° | — | — |
| 1974 | 85° | 64° | 74° | — | — |
| 1973 | 86° | 61° | 73° | — | — |
| 1972 | 77° | 51° | 64° | — | — |
| 1971 | 77° | 61° | 69° | — | — |
55 years of data from RICHARDSON