Weather on July 21
Mc Kinney, TX
55 Years of Data
About This Date
July 21st in Mc Kinney, TX typically brings hot summer weather, with average highs around 96°F and lows near 73°F. Over 55 years of records, the warmest July 21st was in 2018 (92°F average), while the coldest was 1985 (72°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 5% of July 21st dates historically, with the wettest July 21st recording 0.89" 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 July 21st in Mc Kinney, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 77° | 87° | — | — |
| 2024 | 86° | 74° | 80° | 0.89" | — |
| 2023 | 99° | 74° | 86° | — | — |
| 2022 | 97° | 81° | 89° | — | — |
| 2021 | 90° | 70° | 80° | — | — |
| 2020 | 93° | 75° | 84° | — | — |
| 2019 | 97° | 75° | 86° | — | — |
| 2018warmest | 108° | 77° | 92° | — | — |
| 2017 | 97° | 77° | 87° | — | — |
| 2016 | 97° | 75° | 86° | — | — |
| 2015 | 95° | 76° | 85° | — | — |
| 2014 | 93° | 70° | 81° | — | — |
| 2013 | 97° | 73° | 85° | — | — |
| 2012 | 106° | 71° | 88° | 0.05" | — |
| 2011 | 100° | 78° | 89° | — | — |
| 2010 | 98° | 77° | 88° | — | — |
| 2009 | 94° | 72° | 83° | 0.2" | — |
| 2008 | 98° | 71° | 85° | — | — |
| 2007 | 92° | 71° | 81° | — | — |
| 2006 | 102° | 73° | 88° | — | — |
| 2005 | 97° | 72° | 84° | — | — |
| 2004 | 91° | 70° | 80° | — | — |
| 2003 | 101° | 78° | 89° | — | — |
| 2002 | 93° | 73° | 83° | — | — |
| 2001 | 97° | 73° | 85° | — | — |
| 2000 | 99° | 73° | 86° | — | — |
| 1999 | 92° | 74° | 83° | — | — |
| 1998 | 100° | 76° | 88° | — | — |
| 1997 | 96° | 72° | 84° | — | — |
| 1996 | 101° | 80° | 90° | — | — |
| 1995 | 97° | 77° | 87° | — | — |
| 1994 | 94° | 76° | 85° | — | — |
| 1993 | 98° | 76° | 87° | — | — |
| 1992 | 89° | 71° | 80° | — | — |
| 1991 | 97° | 75° | 86° | — | — |
| 1990 | 97° | — | — | — | — |
| 1989 | 88° | 65° | 76° | — | — |
| 1988 | 91° | 66° | 79° | — | — |
| 1987 | 94° | 70° | 82° | — | — |
| 1986 | 99° | 73° | 86° | — | — |
| 1985coldest | 73° | 71° | 72° | — | — |
| 1984 | 97° | 72° | 84° | — | — |
| 1983 | 95° | 67° | 81° | — | — |
| 1982 | 100° | 70° | 85° | — | — |
| 1981 | 99° | 75° | 87° | — | — |
| 1980 | 101° | 76° | 88° | — | — |
| 1979 | 91° | 67° | 79° | — | — |
| 1978 | 99° | 77° | 88° | — | — |
| 1977 | 98° | 75° | 87° | — | — |
| 1976 | 92° | 65° | 78° | — | — |
| 1975 | 99° | 75° | 87° | — | — |
| 1974 | 104° | 71° | 88° | — | — |
| 1973 | 96° | 70° | 83° | — | — |
| 1972 | 95° | 70° | 82° | — | — |
| 1971 | 89° | 70° | 79° | — | — |
Mc Kinney, TX Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Mc Kinney, TX Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Mc Kinney, TX Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Mc Kinney, TX
Mc Kinney, TX has no months that meet our "pleasant" threshold — every season has tradeoffs.