Weather on April 21
Clarksville, TN
55 Years of Data
Avg High
73°F
Avg Low
48°F
Warmest
2011
78°F avg
Coldest
1978
40°F avg
About This Date
April 21st in Clarksville, TN typically brings pleasant spring weather, with average highs around 73°F and lows near 48°F — a 25°F daily swing. Over 55 years of records, the warmest April 21st was in 2011 (78°F average), while the coldest was 1978 (40°F) — a 38°F range across recorded history. Rain or other precipitation has occurred on about 38% of April 21st dates historically, with the wettest April 21st recording 3.1" of rain. The last decade has been 5.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.9°F cooler on this date compared to 20-30 years ago.
Planning for April 21st in Clarksville, TN? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 50° | 64° | — | — |
| 2024 | 60° | 35° | 48° | — | — |
| 2023 | 64° | 44° | 54° | 2.46" | — |
| 2022 | 71° | 42° | 57° | — | — |
| 2021 | 54° | 37° | 45° | — | — |
| 2020 | 73° | 40° | 56° | — | — |
| 2019 | 79° | 44° | 61° | — | — |
| 2018 | 76° | 53° | 64° | — | — |
| 2017 | 70° | 54° | 62° | 0.48" | — |
| 2016 | 74° | 59° | 66° | 1.85" | — |
| 2015 | 71° | 41° | 56° | — | — |
| 2014 | 81° | 44° | 62° | — | — |
| 2013 | 64° | 37° | 51° | — | — |
| 2012 | 50° | 38° | 44° | 0.76" | — |
| 2011warmest | 87° | 70° | 78° | — | — |
| 2010 | 73° | 45° | 59° | — | — |
| 2009 | 60° | 42° | 51° | 0.05" | — |
| 2008 | 76° | 46° | 61° | — | — |
| 2007 | 82° | 43° | 62° | — | — |
| 2006 | 69° | 60° | 65° | 1.42" | — |
| 2005 | 84° | 61° | 72° | — | — |
| 2004 | 69° | 57° | 63° | 2.44" | — |
| 2003 | 68° | 54° | 61° | 0.05" | — |
| 2002 | 86° | 64° | 75° | 0.08" | — |
| 2001 | 72° | 59° | 65° | — | — |
| 2000 | 60° | 45° | 52° | 0.03" | — |
| 1999 | 86° | 55° | 71° | — | — |
| 1998 | 61° | 46° | 53° | — | — |
| 1997 | 63° | 51° | 57° | 1.19" | — |
| 1996 | 80° | 53° | 67° | — | — |
| 1995 | 80° | 58° | 69° | 0.43" | — |
| 1994 | 81° | 47° | 64° | — | — |
| 1993 | 54° | 39° | 46° | — | — |
| 1992 | 69° | 50° | 60° | — | — |
| 1991 | 61° | 47° | 54° | — | — |
| 1990 | 73° | 59° | 66° | 0.25" | — |
| 1989 | 78° | 40° | 59° | — | — |
| 1988 | 84° | 45° | 64° | — | — |
| 1987 | 89° | 49° | 69° | — | — |
| 1986 | 59° | 45° | 52° | 0.66" | — |
| 1985 | 88° | 53° | 70° | — | — |
| 1984 | 78° | 57° | 68° | 3.1" | — |
| 1983 | 62° | 28° | 45° | 0.51" | — |
| 1982 | 55° | 36° | 45° | — | — |
| 1981 | 61° | 39° | 50° | 0.03" | — |
| 1980 | 81° | 45° | 63° | — | — |
| 1979 | 82° | 53° | 68° | — | — |
| 1978coldest | 52° | 29° | 40° | — | — |
| 1977 | 83° | 63° | 73° | 0.18" | — |
| 1976 | 87° | 59° | 73° | 0.43" | — |
| 1975 | 67° | 35° | 51° | — | — |
| 1974 | 82° | 53° | 68° | — | — |
| 1973 | 84° | 56° | 70° | — | — |
| 1972 | 79° | 53° | 66° | 0.94" | — |
| 1971 | 90° | 59° | 74° | 0.08" | — |
55 years of data from CLARKSVILLE WWTP