Weather on April 18
Renton, WA
55 Years of Data
Avg High
60°F
Avg Low
43°F
Warmest
2016
69°F avg
Coldest
1976
42°F avg
About This Date
April 18th in Renton, WA typically brings mild spring weather, with average highs around 60°F and lows near 43°F. Over 55 years of records, the warmest April 18th was in 2016 (69°F average), while the coldest was 1976 (42°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 44% of April 18th dates historically, with the wettest April 18th recording 1.12" of rain. The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
Planning for April 18th 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 | 74° | 41° | 57° | — | — |
| 2024 | 63° | 36° | 49° | — | — |
| 2023 | 50° | 38° | 44° | 0.05" | — |
| 2022 | 52° | 43° | 47° | 0.13" | — |
| 2021 | 79° | 46° | 62° | — | — |
| 2020 | 57° | 49° | 53° | 0.03" | — |
| 2019 | 65° | 52° | 58° | 0.15" | — |
| 2018 | 59° | 42° | 51° | 0.18" | — |
| 2017 | 61° | 48° | 54° | 1.12" | — |
| 2016warmest | 87° | 50° | 69° | — | — |
| 2015 | 65° | 47° | 56° | — | — |
| 2014 | 59° | 44° | 52° | — | — |
| 2013 | 53° | 44° | 49° | 0.64" | — |
| 2012 | 58° | 45° | 51° | 0.15" | — |
| 2011 | 52° | 37° | 44° | 0.3" | — |
| 2010 | 69° | 45° | 57° | — | — |
| 2009 | 59° | 38° | 48° | — | — |
| 2008 | 49° | 38° | 43° | 0.1" | — |
| 2007 | 53° | 42° | 48° | 0.13" | — |
| 2006 | 60° | 38° | 49° | — | — |
| 2005 | 58° | 45° | 51° | — | — |
| 2004 | 60° | 47° | 53° | 0.18" | — |
| 2003 | 58° | 44° | 51° | — | — |
| 2002 | 59° | 41° | 50° | — | — |
| 2001 | 61° | 45° | 53° | 0.2" | — |
| 2000 | 67° | 43° | 55° | — | — |
| 1999 | 61° | 48° | 54° | — | — |
| 1998 | 62° | 43° | 52° | — | — |
| 1997 | 61° | 46° | 53° | — | — |
| 1996 | 56° | 41° | 48° | 0.51" | — |
| 1995 | 59° | 41° | 50° | 0.25" | — |
| 1994 | 71° | 50° | 61° | — | — |
| 1993 | 58° | 44° | 51° | — | — |
| 1992 | 64° | 44° | 54° | — | — |
| 1991 | 64° | 45° | 54° | — | — |
| 1990 | 59° | 46° | 53° | — | — |
| 1989 | 69° | 41° | 55° | — | — |
| 1988 | 62° | 39° | 51° | 0.15" | — |
| 1987 | 55° | 38° | 46° | 0.03" | — |
| 1986 | 61° | 42° | 51° | — | — |
| 1985 | 57° | — | — | 0.28" | — |
| 1984 | 62° | 42° | 52° | 0.38" | — |
| 1983 | 72° | 41° | 56° | — | — |
| 1982 | 54° | 37° | 45° | — | — |
| 1981 | 68° | 34° | 51° | — | — |
| 1980 | 65° | 49° | 57° | 0.05" | — |
| 1979 | 54° | 40° | 47° | 0.03" | — |
| 1978 | 59° | 45° | 52° | 0.66" | — |
| 1977 | 55° | 41° | 48° | — | — |
| 1976coldest | 51° | 34° | 42° | 0.08" | — |
| 1975 | 57° | 45° | 51° | — | — |
| 1974 | 59° | 40° | 49° | — | — |
| 1973 | 52° | 46° | 49° | 0.46" | — |
| 1972 | 55° | 34° | 44° | — | — |
| 1971 | 56° | 40° | 48° | — | — |
55 years of data from RENTON MUNI AP