Weather on March 21
Amarillo, TX
55 Years of Data
Avg High
66°F
Avg Low
36°F
Warmest
2026
73°F avg
Coldest
1983
25°F avg
About This Date
March 21st in Amarillo, TX typically brings mild spring weather, with average highs around 66°F and lows near 36°F — a 30°F daily swing. Over 56 years of records, the warmest March 21st was in 2026 (73°F average), while the coldest was 1983 (25°F) — a 48°F range across recorded history. Precipitation has occurred on 20% of recorded March 21st dates, with snow falling 2% of the time (heaviest snowfall: 3.1"). The last decade has been 7.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.0°F warmer on this date compared to 20-30 years ago.
Planning for March 21st in Amarillo, TX? Great weather for outdoor activities.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 98° | 49° | 73° | — | — |
| 2025 | 64° | 38° | 51° | — | — |
| 2024 | 69° | 41° | 55° | — | — |
| 2023 | 73° | 43° | 58° | 0.05" | — |
| 2022 | 64° | 32° | 48° | 3.05" | 3.1" |
| 2021 | 69° | 40° | 54° | — | — |
| 2020 | 50° | 29° | 39° | — | — |
| 2019 | 66° | 35° | 51° | — | — |
| 2018 | 68° | 34° | 51° | — | — |
| 2017 | 77° | 46° | 62° | — | — |
| 2016 | 82° | 34° | 58° | — | — |
| 2015 | 67° | 39° | 53° | — | — |
| 2014 | 66° | 42° | 54° | — | — |
| 2013 | 79° | 44° | 61° | — | — |
| 2012 | 43° | 38° | 40° | 0.89" | — |
| 2011 | 85° | 50° | 67° | — | — |
| 2010 | 57° | 20° | 38° | — | — |
| 2009 | 79° | 51° | 65° | — | — |
| 2008 | 68° | 42° | 55° | — | — |
| 2007 | 85° | 54° | 69° | — | — |
| 2006 | 39° | 20° | 29° | — | — |
| 2005 | 51° | 41° | 46° | 0.05" | — |
| 2004 | 56° | 37° | 46° | — | — |
| 2003 | 47° | 32° | 39° | 0.08" | — |
| 2002 | 45° | 19° | 32° | — | — |
| 2001 | 82° | 39° | 61° | — | — |
| 2000 | 42° | 37° | 40° | 0.08" | — |
| 1999 | 70° | 33° | 51° | — | — |
| 1998 | 63° | 27° | 45° | — | — |
| 1997 | 85° | 43° | 64° | — | — |
| 1996 | 75° | 26° | 51° | — | — |
| 1995 | 91° | 46° | 69° | — | — |
| 1994 | 67° | 32° | 49° | — | — |
| 1993 | 61° | 40° | 50° | 0.66" | — |
| 1992 | 74° | 39° | 56° | — | — |
| 1991 | 69° | 43° | 56° | — | — |
| 1990 | 81° | 48° | 64° | — | — |
| 1989 | 43° | 12° | 27° | 0.03" | — |
| 1988 | 82° | 34° | 58° | — | — |
| 1987 | 63° | 28° | 45° | — | — |
| 1986 | 66° | 31° | 48° | — | — |
| 1985 | 52° | 39° | 45° | — | — |
| 1984 | 69° | 29° | 49° | — | — |
| 1983coldest | 40° | 11° | 25° | — | — |
| 1982 | 54° | 26° | 40° | — | — |
| 1981 | 64° | 36° | 50° | 0.03" | — |
| 1980 | 69° | 31° | 50° | — | — |
| 1979 | 55° | 44° | 50° | 0.99" | — |
| 1978 | 75° | 36° | 55° | — | — |
| 1977 | 56° | 27° | 41° | — | — |
| 1976 | 64° | 23° | 44° | — | — |
| 1975 | 77° | 42° | 60° | — | — |
| 1974 | 55° | 25° | 40° | — | — |
| 1973 | 62° | 36° | 49° | 0.03" | — |
| 1972 | 69° | 37° | 53° | — | — |
| 1971 | 72° | 42° | 57° | — | — |
56 years of data from AMARILLO 7ENE