Weather on October 21
Clearwater, FL
55 Years of Data
Avg High
84°F
Avg Low
65°F
Warmest
2019
82°F avg
Coldest
1999
46°F avg
About This Date
October 21st in Clearwater, FL typically brings warm fall weather, with average highs around 84°F and lows near 65°F. Over 55 years of records, the warmest October 21st was in 2019 (82°F average), while the coldest was 1999 (46°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 15% of October 21st dates historically, with the wettest October 21st recording 4.19" of rain. The last decade has been 4.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.7°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Clearwater, FL? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 72° | 79° | — | — |
| 2024 | 87° | 69° | 78° | — | — |
| 2023 | 85° | 68° | 76° | 0.05" | — |
| 2022 | 74° | 57° | 65° | — | — |
| 2021 | 87° | 72° | 79° | — | — |
| 2020 | 83° | 76° | 79° | — | — |
| 2019warmest | 88° | 76° | 82° | 2.95" | — |
| 2018 | 85° | 69° | 77° | — | — |
| 2017 | 88° | 75° | 81° | — | — |
| 2016 | 85° | 68° | 76° | — | — |
| 2015 | 84° | 69° | 77° | — | — |
| 2014 | 83° | 73° | 78° | — | — |
| 2013 | 85° | 74° | 79° | — | — |
| 2012 | 82° | 67° | 74° | — | — |
| 2011 | 72° | 58° | 65° | — | — |
| 2010 | 86° | 64° | 75° | — | — |
| 2009 | 85° | 64° | 74° | — | — |
| 2008 | 84° | 69° | 77° | — | — |
| 2007 | 87° | 75° | 81° | — | — |
| 2006 | 88° | 74° | 81° | — | — |
| 2005 | 87° | 76° | 81° | 0.03" | — |
| 2004 | 86° | 74° | 80° | — | — |
| 2003 | 84° | 64° | 74° | — | — |
| 2002 | 87° | 70° | 78° | 2.46" | — |
| 2001 | 85° | 71° | 78° | 4.19" | — |
| 2000 | 85° | 67° | 76° | — | — |
| 1999coldest | 77° | 16° | 46° | 0.28" | — |
| 1998 | 87° | 74° | 80° | — | — |
| 1997 | 83° | 53° | 68° | — | — |
| 1996 | 80° | 49° | 64° | — | — |
| 1995 | 84° | 68° | 76° | — | — |
| 1994 | 87° | 62° | 75° | — | — |
| 1993 | 92° | 70° | 81° | — | — |
| 1992 | 83° | 59° | 71° | — | — |
| 1991 | 85° | 66° | 75° | — | — |
| 1990 | 88° | 69° | 78° | — | — |
| 1989 | 64° | 43° | 53° | — | — |
| 1988 | 86° | 61° | 73° | 0.03" | — |
| 1987 | 84° | 69° | 77° | — | — |
| 1986 | 80° | 56° | 68° | — | — |
| 1985 | 88° | 72° | 80° | — | — |
| 1984 | 89° | 66° | 78° | — | — |
| 1983 | 89° | 69° | 79° | — | — |
| 1982 | 86° | 66° | 76° | — | — |
| 1981 | 85° | 59° | 72° | — | — |
| 1980 | 84° | 64° | 74° | — | — |
| 1979 | 88° | 68° | 78° | 0.03" | — |
| 1978 | 85° | 57° | 71° | — | — |
| 1977 | 84° | 57° | 71° | — | — |
| 1976 | 73° | 54° | 63° | — | — |
| 1975 | 80° | 57° | 69° | — | — |
| 1974 | 79° | 58° | 68° | — | — |
| 1973 | 88° | 70° | 79° | — | — |
| 1972 | 85° | 64° | 74° | — | — |
| 1971 | 83° | 68° | 75° | — | — |
55 years of data from CLEARWATER