Weather on March 18
Federal Way, WA
55 Years of Data
About This Date
March 18th in Federal Way, WA typically brings cool spring weather, with average highs around 56°F and lows near 39°F. Over 56 years of records, the warmest March 18th was in 1972 (58°F average), while the coldest was 2002 (37°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 57% of March 18th dates historically, with the wettest March 18th recording 3.05" of rain. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
Planning for March 18th in Federal Way, WA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 58° | 51° | 54° | 0.74" | — |
| 2025 | 52° | 34° | 43° | 0.05" | — |
| 2024 | 65° | 43° | 54° | — | — |
| 2023 | 63° | 38° | 50° | — | — |
| 2022 | 57° | 42° | 50° | 0.08" | — |
| 2021 | 55° | 37° | 46° | 0.25" | — |
| 2020 | 56° | 32° | 44° | — | — |
| 2019 | 76° | 36° | 56° | — | — |
| 2018 | 56° | 40° | 48° | — | — |
| 2017 | 54° | 36° | 45° | 2.11" | — |
| 2016 | 64° | 48° | 56° | — | — |
| 2015 | 60° | 48° | 54° | — | — |
| 2014 | 50° | 38° | 44° | 0.18" | — |
| 2013 | 55° | 39° | 47° | — | — |
| 2012 | 50° | 37° | 44° | 0.18" | — |
| 2011 | 51° | 38° | 44° | 0.38" | — |
| 2010 | 53° | 32° | 43° | — | — |
| 2009 | 55° | 37° | 46° | 0.03" | — |
| 2008 | 53° | 39° | 46° | 0.05" | — |
| 2007 | 61° | 49° | 55° | 0.36" | — |
| 2006 | 50° | 35° | 43° | 1.14" | — |
| 2005 | 53° | 41° | 47° | — | — |
| 2004 | 52° | 44° | 48° | 0.15" | — |
| 2003 | 54° | 38° | 46° | 0.15" | — |
| 2002coldest | 40° | 34° | 37° | 0.38" | — |
| 2001 | 57° | 47° | 52° | 1.42" | — |
| 2000 | 53° | 42° | 48° | 0.05" | — |
| 1999 | 53° | 40° | 46° | 0.05" | — |
| 1998 | 61° | 38° | 49° | — | — |
| 1997 | 58° | 48° | 53° | 3.05" | — |
| 1996 | 72° | 35° | 53° | — | — |
| 1995 | 56° | 47° | 51° | 0.89" | — |
| 1994 | 50° | 40° | 45° | 0.71" | — |
| 1993 | 54° | 43° | 48° | — | — |
| 1992 | 57° | 36° | 46° | — | — |
| 1991 | 56° | 34° | 45° | — | — |
| 1990 | 59° | 46° | 53° | 0.1" | — |
| 1989 | 54° | 42° | 48° | 0.71" | — |
| 1988 | 68° | 31° | 49° | — | — |
| 1987 | 51° | 39° | 45° | 0.08" | — |
| 1986 | 55° | 42° | 49° | 0.38" | — |
| 1985 | 50° | 44° | 47° | — | — |
| 1984 | 56° | 43° | 49° | 0.48" | — |
| 1983 | 63° | 31° | 47° | — | — |
| 1982 | 55° | 34° | 44° | — | — |
| 1981 | 59° | 30° | 45° | 0.03" | — |
| 1980 | 50° | 33° | 42° | 0.41" | — |
| 1979 | 59° | 38° | 48° | 0.08" | — |
| 1978 | 66° | 33° | 50° | — | — |
| 1977 | 55° | 33° | 44° | — | — |
| 1976 | 53° | 44° | 49° | 0.58" | — |
| 1975 | 50° | 42° | 46° | 1.17" | — |
| 1974 | 55° | 31° | 43° | — | — |
| 1973 | 56° | 39° | 47° | — | — |
| 1972warmest | 64° | 51° | 58° | 0.2" | — |
| 1971 | 53° | — | — | — | — |
Federal Way, WA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Federal Way, WA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Federal Way, WA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Federal Way, WA
Federal Way, WA has no months that meet our "pleasant" threshold — every season has tradeoffs.