Weather on October 15
Renton, WA
55 Years of Data
Avg High
61°F
Avg Low
45°F
Warmest
2022
64°F avg
Coldest
1984
44°F avg
About This Date
October 15th in Renton, WA typically brings mild fall weather, with average highs around 61°F and lows near 45°F. Over 55 years of records, the warmest October 15th was in 2022 (64°F average), while the coldest was 1984 (44°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 42% of October 15th dates historically, with the wettest October 15th recording 2.87" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for October 15th in Renton, WA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 61° | 35° | 48° | — | — |
| 2024 | 59° | 51° | 55° | 0.08" | — |
| 2023 | 63° | 54° | 58° | 0.03" | — |
| 2022warmest | 78° | 50° | 64° | — | — |
| 2021 | 62° | 52° | 57° | — | — |
| 2020 | 62° | 44° | 53° | — | — |
| 2019 | 62° | 45° | 53° | — | — |
| 2018 | 66° | 40° | 53° | — | — |
| 2017 | 63° | 39° | 51° | — | — |
| 2016 | 63° | 50° | 56° | 0.94" | — |
| 2015 | 69° | 50° | 60° | — | — |
| 2014 | 61° | 52° | 56° | 0.86" | — |
| 2013 | 59° | 40° | 49° | — | — |
| 2012 | 63° | 53° | 58° | 0.69" | — |
| 2011 | 55° | 42° | 49° | — | — |
| 2010 | 57° | 46° | 52° | — | — |
| 2009 | 63° | 47° | 55° | 0.23" | — |
| 2008 | 55° | 36° | 45° | 0.25" | — |
| 2007 | 56° | 51° | 53° | 0.36" | — |
| 2006 | 57° | 51° | 54° | 0.89" | — |
| 2005 | 61° | 52° | 56° | 0.15" | — |
| 2004 | 62° | 57° | 60° | 0.03" | — |
| 2003 | 56° | 41° | 48° | 1.02" | — |
| 2002 | 67° | 50° | 58° | — | — |
| 2001 | 62° | 48° | 55° | — | — |
| 2000 | 57° | 38° | 47° | — | — |
| 1999 | 60° | 45° | 52° | — | — |
| 1998 | 56° | 43° | 49° | 0.69" | — |
| 1997 | 68° | 48° | 58° | — | — |
| 1996 | 55° | 45° | 50° | 0.76" | — |
| 1995 | 70° | 44° | 57° | — | — |
| 1994 | 56° | 45° | 50° | — | — |
| 1993 | 57° | 54° | 55° | 0.28" | — |
| 1992 | 55° | 35° | 45° | — | — |
| 1991 | 79° | 47° | 63° | — | — |
| 1990 | 52° | 48° | 50° | 2.87" | — |
| 1989 | 58° | 38° | 48° | — | — |
| 1988 | 61° | 57° | 59° | 0.43" | — |
| 1987 | 60° | — | — | — | — |
| 1986 | 64° | 37° | 51° | — | — |
| 1985 | 63° | 52° | 57° | — | — |
| 1984coldest | 52° | 36° | 44° | 0.36" | — |
| 1983 | 61° | 35° | 48° | — | — |
| 1982 | 72° | 41° | 56° | 0.03" | — |
| 1981 | 60° | 41° | 51° | — | — |
| 1980 | 55° | 43° | 49° | — | — |
| 1979 | 62° | 53° | 58° | 0.03" | — |
| 1978 | 68° | 38° | 53° | — | — |
| 1977 | 69° | 47° | 58° | 0.18" | — |
| 1976 | 61° | 38° | 49° | — | — |
| 1975 | 59° | 45° | 52° | — | — |
| 1974 | 66° | 40° | 53° | — | — |
| 1973 | 58° | 40° | 49° | 0.18" | — |
| 1972 | 66° | 30° | 48° | — | — |
| 1971 | 57° | 37° | 47° | 1.27" | — |
55 years of data from RENTON MUNI AP