Weather on June 21
Deltona, FL
55 Years of Data
Avg High
91°F
Avg Low
72°F
Warmest
1998
86°F avg
Coldest
2002
75°F avg
About This Date
June 21st in Deltona, FL typically brings hot summer weather, with average highs around 91°F and lows near 72°F. Over 55 years of records, the warmest June 21st was in 1998 (86°F average), while the coldest was 2002 (75°F) — a 11°F range across recorded history. Rain or other precipitation has occurred on about 51% of June 21st dates historically, with the wettest June 21st recording 4.52" 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 Deltona, FL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 75° | 82° | 1.57" | — |
| 2024 | 85° | 73° | 79° | 1.22" | — |
| 2023 | 84° | 73° | 79° | 1.78" | — |
| 2022 | 89° | 72° | 80° | 0.05" | — |
| 2021 | 91° | 79° | 85° | — | — |
| 2020 | 94° | 73° | 83° | — | — |
| 2019 | 94° | 71° | 82° | — | — |
| 2018 | 95° | 72° | 83° | 0.25" | — |
| 2017 | 91° | 75° | 83° | — | — |
| 2016 | 85° | 70° | 77° | — | — |
| 2015 | 97° | 72° | 84° | 0.3" | — |
| 2014 | 90° | 73° | 81° | 0.51" | — |
| 2013 | 93° | 73° | 83° | 0.1" | — |
| 2012 | 84° | 74° | 79° | 1.52" | — |
| 2011 | 97° | 75° | 86° | — | — |
| 2010 | 93° | 73° | 83° | 1.12" | — |
| 2009 | 99° | 72° | 85° | — | — |
| 2008 | 93° | 71° | 82° | 0.51" | — |
| 2007 | 90° | 74° | 82° | 0.05" | — |
| 2006 | 92° | 74° | 83° | — | — |
| 2005 | 91° | 74° | 82° | — | — |
| 2004 | 95° | 73° | 84° | 1.27" | — |
| 2003 | 81° | 73° | 77° | 4.52" | — |
| 2002coldest | 79° | 71° | 75° | 1.5" | — |
| 2001 | 92° | 73° | 82° | — | — |
| 2000 | 96° | 74° | 85° | — | — |
| 1999 | 84° | 73° | 79° | 1.85" | — |
| 1998warmest | 98° | 73° | 86° | — | — |
| 1997 | 89° | 69° | 79° | 1.4" | — |
| 1996 | 89° | 71° | 80° | 0.1" | — |
| 1995 | 89° | 68° | 79° | — | — |
| 1994 | 89° | 70° | 79° | 2.01" | — |
| 1993 | 87° | 66° | 77° | — | — |
| 1992 | 92° | 72° | 82° | — | — |
| 1991 | 92° | 73° | 82° | 0.51" | — |
| 1990 | 97° | 74° | 85° | — | — |
| 1989 | 90° | 68° | 79° | 0.05" | — |
| 1988 | 85° | 71° | 78° | 0.05" | — |
| 1987 | 95° | 70° | 82° | — | — |
| 1986 | 88° | 72° | 80° | 0.2" | — |
| 1985 | 90° | 73° | 81° | 0.51" | — |
| 1984 | 96° | 72° | 84° | 0.33" | — |
| 1983 | 88° | 74° | 81° | 0.13" | — |
| 1982 | 91° | 75° | 83° | — | — |
| 1981 | 96° | 71° | 84° | — | — |
| 1980 | 88° | 73° | 80° | — | — |
| 1979 | 90° | 69° | 79° | — | — |
| 1978 | 88° | 70° | 79° | — | — |
| 1977 | 92° | 71° | 81° | — | — |
| 1976 | 90° | 70° | 80° | — | — |
| 1975 | 90° | 70° | 80° | — | — |
| 1974 | 94° | 68° | 81° | — | — |
| 1973 | 89° | 70° | 79° | 0.05" | — |
| 1972 | 94° | 75° | 84° | 0.2" | — |
| 1971 | 96° | 73° | 85° | — | — |
55 years of data from SANFORD