Weather on January 31
Phoenix, AZ
55 Years of Data
Avg High
68°F
Avg Low
42°F
Warmest
2003
65°F avg
Coldest
1985
40°F avg
About This Date
January 31st in Phoenix, AZ typically brings mild winter weather, with average highs around 68°F and lows near 42°F — a 26°F daily swing. Over 55 years of records, the warmest January 31st was in 2003 (65°F average), while the coldest was 1985 (40°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 11% of January 31st dates historically, with the wettest January 31st recording 0.69" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for January 31st in Phoenix, AZ? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | — | 45° | — | — | — |
| 2025 | 63° | 35° | 49° | — | — |
| 2023 | 60° | 42° | 51° | 0.13" | — |
| 2022 | 66° | 39° | 53° | — | — |
| 2021 | 73° | 53° | 63° | — | — |
| 2020 | 72° | 46° | 59° | — | — |
| 2019 | 70° | 45° | 57° | — | — |
| 2018 | 77° | 43° | 60° | — | — |
| 2017 | 73° | 42° | 58° | — | — |
| 2016 | 72° | 45° | 58° | — | — |
| 2015 | 62° | 55° | 59° | 0.05" | — |
| 2014 | 72° | 57° | 64° | — | — |
| 2013 | 69° | 37° | 53° | — | — |
| 2012 | 73° | 45° | 59° | — | — |
| 2011 | 67° | 47° | 57° | — | — |
| 2010 | 67° | 44° | 55° | — | — |
| 2009 | 76° | 43° | 59° | — | — |
| 2008 | 58° | 38° | 48° | — | — |
| 2007 | 56° | 46° | 51° | 0.64" | — |
| 2006 | 72° | 42° | 57° | — | — |
| 2005 | 67° | 41° | 54° | — | — |
| 2004 | 60° | 39° | 50° | — | — |
| 2003warmest | 83° | 47° | 65° | — | — |
| 2002 | 54° | 33° | 43° | — | — |
| 2001 | 62° | 43° | 52° | — | — |
| 2000 | 68° | 47° | 57° | — | — |
| 1999 | 70° | 39° | 54° | — | — |
| 1998 | 70° | 41° | 55° | — | — |
| 1997 | 79° | 44° | 61° | — | — |
| 1996 | 70° | 44° | 57° | — | — |
| 1995 | 71° | 38° | 54° | — | — |
| 1994 | 63° | 38° | 50° | — | — |
| 1993 | 69° | 54° | 61° | — | — |
| 1992 | 76° | 48° | 62° | — | — |
| 1991 | 77° | 33° | 55° | — | — |
| 1990 | 67° | 48° | 57° | — | — |
| 1989 | 71° | 39° | 55° | — | — |
| 1988 | 67° | 38° | 52° | — | — |
| 1987 | 68° | 48° | 58° | 0.69" | — |
| 1986 | 74° | 53° | 63° | — | — |
| 1985coldest | 50° | 31° | 40° | — | — |
| 1984 | 77° | 44° | 61° | — | — |
| 1983 | 60° | 39° | 50° | — | — |
| 1982 | 64° | 34° | 49° | — | — |
| 1981 | 60° | 33° | 47° | — | — |
| 1980 | 75° | 50° | 63° | — | — |
| 1979 | 56° | 30° | 43° | — | — |
| 1978 | 62° | 52° | 57° | 0.38" | — |
| 1977 | 72° | 40° | 56° | — | — |
| 1976 | 79° | 39° | 59° | — | — |
| 1975 | 59° | 44° | 52° | 0.05" | — |
| 1974 | 72° | 34° | 53° | — | — |
| 1973 | 67° | 37° | 52° | — | — |
| 1972 | 66° | 31° | 48° | — | — |
| 1971 | 77° | 35° | 56° | — | — |
55 years of data from YOUNGTOWN