Weather on January 20
Plano, TX
55 Years of Data
Avg High
56°F
Avg Low
34°F
Warmest
1972
69°F avg
Coldest
1978
21°F avg
About This Date
January 20th in Plano, TX typically brings cool winter weather, with average highs around 56°F and lows near 34°F. Over 56 years of records, the warmest January 20th was in 1972 (69°F average), while the coldest was 1978 (21°F) — a 48°F range across recorded history. Rain or other precipitation has occurred on about 23% of January 20th dates historically, with the wettest January 20th recording 2.97" of rain. The last decade has been 5.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.7°F cooler on this date compared to 20-30 years ago.
Planning for January 20th in Plano, TX? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 53° | 29° | 41° | — | — |
| 2025 | 32° | 20° | 26° | — | — |
| 2024 | 36° | 18° | 27° | — | — |
| 2023 | 61° | 37° | 49° | — | — |
| 2022 | 36° | 22° | 29° | — | — |
| 2021 | 49° | 43° | 46° | 1.12" | — |
| 2020 | 54° | 32° | 43° | — | — |
| 2019 | 47° | 24° | 35° | — | — |
| 2018 | 68° | 49° | 58° | 0.03" | — |
| 2017 | 75° | 50° | 63° | — | — |
| 2016 | 47° | 32° | 39° | — | — |
| 2015 | 70° | 39° | 54° | — | — |
| 2014 | 71° | 42° | 57° | — | — |
| 2013 | 68° | 35° | 52° | — | — |
| 2012 | 77° | 45° | 61° | — | — |
| 2011 | 49° | 25° | 37° | 0.2" | — |
| 2010 | 68° | 58° | 63° | 0.05" | — |
| 2009 | 53° | 28° | 41° | — | — |
| 2008 | 52° | 24° | 38° | — | — |
| 2007 | 38° | 34° | 36° | 2.29" | — |
| 2006 | 73° | 55° | 64° | — | — |
| 2005 | 71° | 33° | 52° | — | — |
| 2004 | 46° | 24° | 35° | — | — |
| 2003 | 76° | 42° | 59° | — | — |
| 2002 | 57° | 28° | 43° | — | — |
| 2001 | 41° | 19° | 30° | — | — |
| 2000 | 70° | 34° | 52° | — | — |
| 1999 | 72° | 40° | 56° | — | — |
| 1998 | 62° | 41° | 52° | — | — |
| 1997 | 65° | 33° | 49° | — | — |
| 1996 | 59° | 28° | 44° | — | — |
| 1995 | 60° | 30° | 45° | — | — |
| 1994 | 44° | 37° | 41° | 0.05" | — |
| 1993 | 44° | 35° | 40° | 2.03" | — |
| 1992 | 56° | 29° | 42° | — | — |
| 1991 | 55° | 39° | 47° | — | — |
| 1990 | 53° | 38° | 45° | 2.26" | — |
| 1989 | 57° | 42° | 50° | — | — |
| 1988 | 53° | 32° | 43° | — | — |
| 1987 | 47° | 22° | 34° | — | — |
| 1986 | 80° | 36° | 58° | — | — |
| 1985 | 67° | 7° | 37° | — | — |
| 1984 | 36° | 20° | 28° | — | — |
| 1983 | 41° | 30° | 36° | 0.15" | — |
| 1982 | 70° | 52° | 61° | — | — |
| 1981 | 43° | 33° | 38° | 0.91" | — |
| 1980 | 58° | 46° | 52° | 0.41" | — |
| 1979 | 53° | 35° | 44° | 2.97" | — |
| 1978coldest | 29° | 13° | 21° | — | — |
| 1977 | 58° | 25° | 41° | — | — |
| 1976 | 50° | 31° | 40° | 0.15" | — |
| 1975 | 54° | 22° | 38° | — | — |
| 1974 | 51° | 39° | 45° | — | — |
| 1973 | 68° | 48° | 58° | — | — |
| 1972warmest | 80° | 57° | 69° | — | — |
| 1971 | 56° | 20° | 38° | — | — |
56 years of data from RICHARDSON