Fort Lewis, WA Weather & Growing Conditions
Tonight
37°F
Partly Cloudy then Patchy Fog
Patchy fog after midnight. Partly cloudy, with a low around 37. South southeast wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 37°F | Partly Cloudy then Patchy Fog | 1 mph SSE | 3% |
| Wednesday | 59°F | Patchy Fog then Chance Light Rain | 0 to 5 mph S | 32% |
| Wednesday Night | 47°F | Light Rain | 5 to 10 mph SSW | 96% |
| Thursday | 58°F | Slight Chance Light Rain then Partly Sunny | 8 mph SSW | 17% |
| Thursday Night | 46°F | Light Rain | 6 mph S | 76% |
| Friday | 57°F | Light Rain | 3 to 9 mph S | 76% |
| Friday Night | 46°F | Chance Light Rain | 1 to 6 mph S | 45% |
| Saturday | 62°F | Chance Light Rain | 3 mph SSW | 32% |
| Saturday Night | 49°F | Light Rain Likely | 3 to 16 mph SSW | 74% |
| Sunday | 58°F | Light Rain Likely | 5 to 14 mph SSW | 70% |
| Sunday Night | 43°F | Chance Light Rain | 1 to 5 mph SSE | 25% |
| Monday | 58°F | Chance Light Rain | 1 to 5 mph SSE | 53% |
| Monday Night | 46°F | Light Rain Likely | 5 to 9 mph S | 70% |
| Tuesday | 59°F | Light Rain Likely | 6 to 13 mph S | 70% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fort Lewis, WA
Last spring frost
Mar 11
First fall frost
Nov 21
Growing season
254 days
Hardiness zone
8b
Explore more for Fort Lewis, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Tacoma Narrows Ap, Wa (10.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.