Weather on March 31
Renton, WA
55 Years of Data
Avg High
57°F
Avg Low
40°F
Warmest
1992
57°F avg
Coldest
1982
40°F avg
About This Date
March 31st in Renton, WA typically brings cool spring weather, with average highs around 57°F and lows near 40°F. Over 56 years of records, the warmest March 31st was in 1992 (57°F average), while the coldest was 1982 (40°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 52% of March 31st dates historically, with the wettest March 31st recording 1.5" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for March 31st in Renton, WA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 59° | 36° | 47° | — | — |
| 2025 | 55° | 43° | 49° | 0.03" | — |
| 2024 | 61° | 38° | 49° | — | — |
| 2023 | 50° | 43° | 46° | 0.1" | — |
| 2022 | 56° | 42° | 49° | — | — |
| 2021 | 62° | 33° | 48° | — | — |
| 2020 | 51° | 39° | 45° | 0.03" | — |
| 2019 | 67° | 41° | 54° | — | — |
| 2018 | 60° | 46° | 53° | — | — |
| 2017 | 56° | 38° | 47° | — | — |
| 2016 | 71° | 43° | 57° | — | — |
| 2015 | 55° | 43° | 49° | 0.89" | — |
| 2014 | 64° | 35° | 50° | — | — |
| 2013 | 69° | 42° | 56° | — | — |
| 2012 | 51° | 38° | 44° | 0.86" | — |
| 2011 | 56° | 49° | 52° | 0.43" | — |
| 2010 | 53° | 37° | 45° | 0.03" | — |
| 2009 | 50° | 40° | 45° | 0.28" | — |
| 2008 | 52° | 37° | 44° | 0.33" | — |
| 2007 | 51° | 42° | 47° | 0.71" | — |
| 2006 | 60° | 47° | 53° | 0.18" | — |
| 2005 | 58° | 44° | 51° | 0.43" | — |
| 2004 | 54° | 40° | 47° | — | — |
| 2003 | 58° | 46° | 52° | 0.33" | — |
| 2002 | 58° | 46° | 52° | — | — |
| 2001 | 57° | 45° | 51° | 0.18" | — |
| 2000 | 64° | 40° | 52° | — | — |
| 1999 | 52° | 39° | 45° | — | — |
| 1998 | 51° | 42° | 47° | 0.13" | — |
| 1997 | 50° | 39° | 45° | 0.13" | — |
| 1996 | 52° | 41° | 46° | 0.25" | — |
| 1995 | 71° | 43° | 57° | — | — |
| 1994 | 58° | 49° | 53° | — | — |
| 1993 | 64° | 39° | 52° | — | — |
| 1992warmest | 65° | 49° | 57° | — | — |
| 1991 | 57° | 40° | 48° | — | — |
| 1990 | 57° | 45° | 51° | — | — |
| 1989 | 51° | 32° | 42° | 0.64" | — |
| 1988 | 60° | 43° | 51° | — | — |
| 1987 | 74° | 39° | 56° | — | — |
| 1986 | 61° | 35° | 48° | — | — |
| 1985 | 58° | 46° | 52° | — | — |
| 1984 | 65° | 34° | 49° | — | — |
| 1983 | 61° | 41° | 51° | 0.74" | — |
| 1982coldest | 48° | 32° | 40° | 0.58" | — |
| 1981 | 49° | 42° | 45° | 1.5" | — |
| 1980 | 47° | 38° | 42° | 0.46" | — |
| 1979 | 50° | 40° | 45° | — | — |
| 1978 | 61° | 37° | 49° | 0.03" | — |
| 1977 | 58° | 44° | 51° | 0.05" | — |
| 1976 | 53° | 34° | 43° | 0.94" | — |
| 1975 | 53° | 33° | 43° | 0.03" | — |
| 1974 | 54° | 44° | 49° | 0.61" | — |
| 1973 | 53° | 38° | 45° | 0.08" | — |
| 1972 | 61° | 40° | 50° | 0.03" | — |
| 1971 | 53° | 36° | 44° | — | — |
56 years of data from RENTON MUNI AP