Weather on September 15
Tacoma, WA
55 Years of Data
Avg High
72°F
Avg Low
53°F
Warmest
1979
73°F avg
Coldest
1971
54°F avg
About This Date
September 15th in Tacoma, WA typically brings pleasant fall weather, with average highs around 72°F and lows near 53°F. Over 55 years of records, the warmest September 15th was in 1979 (73°F average), while the coldest was 1971 (54°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 27% of September 15th dates historically, with the wettest September 15th recording 1.07" of rain. The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
Planning for September 15th in Tacoma, WA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 50° | 60° | — | — |
| 2024 | 65° | 54° | 59° | 0.05" | — |
| 2023 | 80° | 53° | 67° | — | — |
| 2022 | 67° | 57° | 62° | — | — |
| 2021 | 66° | 55° | 61° | 0.25" | — |
| 2020 | 74° | 56° | 65° | 0.03" | — |
| 2019 | 65° | 58° | 61° | 1.07" | — |
| 2018 | 64° | 53° | 59° | 0.05" | — |
| 2017 | 74° | 48° | 61° | — | — |
| 2016 | 70° | 52° | 61° | — | — |
| 2015 | 64° | 47° | 55° | — | — |
| 2014 | 85° | 52° | 68° | — | — |
| 2013 | 68° | 58° | 63° | 0.03" | — |
| 2012 | 76° | 50° | 63° | — | — |
| 2011 | 65° | 54° | 59° | — | — |
| 2010 | 68° | 54° | 61° | 0.03" | — |
| 2009 | 76° | 58° | 67° | — | — |
| 2008 | 76° | 54° | 65° | — | — |
| 2007 | 65° | 57° | 61° | — | — |
| 2006 | 65° | 53° | 59° | 0.13" | — |
| 2005 | 71° | 57° | 64° | — | — |
| 2004 | 66° | 57° | 62° | 0.76" | — |
| 2003 | 65° | 49° | 57° | — | — |
| 2002 | 77° | 59° | 68° | — | — |
| 2001 | 76° | 54° | 65° | — | — |
| 2000 | 83° | 61° | 72° | — | — |
| 1999 | 76° | 54° | 65° | — | — |
| 1998 | 72° | 52° | 62° | — | — |
| 1997 | 71° | 55° | 63° | 1.04" | — |
| 1996 | 66° | 54° | 60° | 0.97" | — |
| 1995 | 78° | 54° | 66° | — | — |
| 1994 | 76° | 60° | 68° | 0.03" | — |
| 1993 | 66° | 51° | 59° | — | — |
| 1992 | 63° | 48° | 55° | — | — |
| 1991 | 70° | 46° | 58° | — | — |
| 1990 | 78° | 49° | 63° | — | — |
| 1989 | 78° | 50° | 64° | — | — |
| 1988 | 82° | 51° | 67° | — | — |
| 1987 | 65° | 47° | 56° | 0.33" | — |
| 1986 | 68° | 47° | 57° | — | — |
| 1985 | 65° | 53° | 59° | 0.2" | — |
| 1984 | 82° | 52° | 67° | — | — |
| 1983 | 72° | 48° | 60° | — | — |
| 1982 | 70° | 43° | 56° | — | — |
| 1981 | 88° | 55° | 71° | — | — |
| 1980 | 76° | 51° | 63° | — | — |
| 1979warmest | 90° | 57° | 73° | — | — |
| 1978 | 65° | 53° | 59° | 0.03" | — |
| 1977 | 64° | 52° | 58° | — | — |
| 1976 | 64° | 50° | 57° | — | — |
| 1975 | 70° | 54° | 62° | — | — |
| 1974 | 88° | 52° | 70° | — | — |
| 1973 | — | 50° | — | — | — |
| 1972 | 76° | 51° | 63° | — | — |
| 1971coldest | 64° | 45° | 54° | — | — |
55 years of data from TACOMA CITY HALL