Weather on January 21
Phoenix, AZ
55 Years of Data
Avg High
67°F
Avg Low
42°F
Warmest
2009
69°F avg
Coldest
1973
42°F avg
About This Date
January 21st in Phoenix, AZ typically brings mild winter weather, with average highs around 67°F and lows near 42°F — a 25°F daily swing. Over 56 years of records, the warmest January 21st was in 2009 (69°F average), while the coldest was 1973 (42°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 14% of January 21st dates historically, with the wettest January 21st recording 4.19" of rain. The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
Planning for January 21st in Phoenix, AZ? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 72° | 42° | 57° | — | — |
| 2025 | 62° | 39° | 51° | — | — |
| 2024 | 54° | 46° | 50° | — | — |
| 2023 | 55° | 33° | 44° | — | — |
| 2022 | 67° | 38° | 52° | — | — |
| 2021 | 69° | 53° | 61° | 0.05" | — |
| 2020 | 58° | 50° | 54° | — | — |
| 2019 | 65° | 43° | 54° | — | — |
| 2018 | 58° | 38° | 48° | — | — |
| 2017 | 57° | 39° | 48° | 0.76" | — |
| 2016 | 69° | 48° | 59° | — | — |
| 2015 | 72° | 48° | 60° | — | — |
| 2014 | 79° | 43° | 61° | — | — |
| 2013 | 77° | 45° | 61° | — | — |
| 2012 | 68° | 38° | 53° | — | — |
| 2011 | 70° | 39° | 54° | — | — |
| 2010 | 61° | 50° | 55° | 4.19" | — |
| 2009warmest | 80° | 58° | 69° | — | — |
| 2008 | 61° | 34° | 47° | — | — |
| 2007 | 52° | 40° | 46° | 0.41" | — |
| 2006 | 68° | 33° | 51° | — | — |
| 2005 | 73° | 54° | 63° | — | — |
| 2004 | 63° | 39° | 51° | — | — |
| 2003 | 67° | 44° | 55° | — | — |
| 2002 | 66° | 34° | 50° | — | — |
| 2001 | 72° | 40° | 56° | — | — |
| 2000 | 77° | 50° | 64° | — | — |
| 1999 | 72° | 55° | 63° | — | — |
| 1998 | 65° | 44° | 54° | — | — |
| 1997 | 67° | 42° | 54° | — | — |
| 1996 | 67° | 34° | 50° | — | — |
| 1995 | 62° | 41° | 52° | 0.03" | — |
| 1994 | 76° | 37° | 56° | — | — |
| 1993 | 68° | 42° | 55° | — | — |
| 1992 | 62° | 42° | 52° | — | — |
| 1991 | 65° | 42° | 53° | — | — |
| 1990 | 69° | 45° | 57° | — | — |
| 1989 | 72° | 54° | 63° | — | — |
| 1988 | 53° | 30° | 42° | — | — |
| 1987 | 57° | 30° | 44° | — | — |
| 1986 | 73° | 42° | 58° | — | — |
| 1985 | 69° | 39° | 54° | — | — |
| 1984 | 66° | 37° | 52° | — | — |
| 1983 | 58° | 30° | 44° | — | — |
| 1982 | 62° | 38° | 50° | 0.48" | — |
| 1981 | 73° | 40° | 56° | — | — |
| 1980 | 65° | 47° | 56° | 0.15" | — |
| 1979 | 59° | 36° | 47° | — | — |
| 1978 | 59° | 36° | 47° | — | — |
| 1977 | 72° | 54° | 63° | 0.08" | — |
| 1976 | 72° | 48° | 60° | — | — |
| 1975 | 75° | 37° | 56° | — | — |
| 1974 | 69° | 52° | 60° | — | — |
| 1973coldest | 56° | 28° | 42° | — | — |
| 1972 | 71° | 33° | 52° | — | — |
| 1971 | 82° | 46° | 64° | — | — |
56 years of data from YOUNGTOWN