Weather on June 21
Richardson, TX
55 Years of Data
Avg High
93°F
Avg Low
74°F
Warmest
1998
89°F avg
Coldest
1972
75°F avg
About This Date
June 21st in Richardson, TX typically brings hot summer weather, with average highs around 93°F and lows near 74°F. Over 55 years of records, the warmest June 21st was in 1998 (89°F average), while the coldest was 1972 (75°F) — a 14°F range across recorded history. Rain or other precipitation has occurred on about 25% of June 21st dates historically, with the wettest June 21st recording 3.81" 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 June 21st in Richardson, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 94° | 78° | 86° | — | — |
| 2024 | 94° | 77° | 85° | — | — |
| 2023 | 98° | 78° | 88° | 0.66" | — |
| 2022 | 98° | 80° | 89° | — | — |
| 2021 | 89° | 67° | 78° | 0.25" | — |
| 2020 | 86° | 68° | 77° | 0.51" | — |
| 2019 | 93° | 79° | 86° | — | — |
| 2018 | 96° | 74° | 85° | — | — |
| 2017 | 89° | 77° | 83° | — | — |
| 2016 | 96° | 77° | 87° | — | — |
| 2015 | 79° | 73° | 76° | 0.61" | — |
| 2014 | 89° | 77° | 83° | — | — |
| 2013 | 94° | 76° | 85° | — | — |
| 2012 | 91° | 73° | 82° | — | — |
| 2011 | 94° | 66° | 80° | 3.2" | — |
| 2010 | 97° | 78° | 87° | — | — |
| 2009 | 93° | 76° | 84° | — | — |
| 2008 | 90° | 73° | 81° | — | — |
| 2007 | 86° | 70° | 78° | 0.76" | — |
| 2006 | 94° | 74° | 84° | — | — |
| 2005 | 92° | 71° | 81° | — | — |
| 2004 | 93° | 76° | 84° | — | — |
| 2003 | 92° | 76° | 84° | — | — |
| 2002 | 93° | 74° | 83° | — | — |
| 2001 | 94° | 74° | 84° | — | — |
| 2000 | 93° | 70° | 81° | 2.01" | — |
| 1999 | 86° | 73° | 80° | 0.33" | — |
| 1998warmest | 101° | 77° | 89° | — | — |
| 1997 | 92° | 76° | 84° | — | — |
| 1996 | 95° | 75° | 85° | — | — |
| 1995 | 94° | 73° | 83° | — | — |
| 1994 | 93° | 74° | 83° | — | — |
| 1993 | 87° | 73° | 80° | 0.03" | — |
| 1992 | 85° | 73° | 79° | 0.15" | — |
| 1991 | 95° | 77° | 86° | — | — |
| 1990 | 97° | 77° | 87° | — | — |
| 1989 | 94° | 70° | 82° | — | — |
| 1988 | 95° | 76° | 85° | — | — |
| 1987 | 94° | 76° | 85° | — | — |
| 1986 | 94° | 77° | 85° | — | — |
| 1985 | 90° | 72° | 81° | — | — |
| 1984 | 99° | 78° | 88° | — | — |
| 1983 | 92° | 75° | 83° | — | — |
| 1982 | 89° | 67° | 78° | 2.39" | — |
| 1981 | 95° | 78° | 87° | — | — |
| 1980 | 102° | 72° | 87° | 2.79" | — |
| 1979 | 96° | 76° | 86° | — | — |
| 1978 | 95° | 75° | 85° | — | — |
| 1977 | 97° | 76° | 86° | — | — |
| 1976 | 88° | 62° | 75° | — | — |
| 1975 | 94° | 74° | 84° | — | — |
| 1974 | 95° | 75° | 85° | — | — |
| 1973 | 88° | 69° | 78° | — | — |
| 1972coldest | 86° | 65° | 75° | 3.81" | — |
| 1971 | 86° | 73° | 80° | 1.47" | — |
55 years of data from RICHARDSON