DuPont, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for DuPont, a city in Pierce County, Washington.
Today
58°F
Mostly Cloudy
Mostly cloudy. High near 58, with temperatures falling to around 53 in the afternoon. North northeast wind around 3 mph.
7-day forecast for DuPont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 58°F | Mostly Cloudy | 3 mph NNE | 4% |
| Tonight | 39°F | Partly Cloudy then Patchy Fog | 1 mph SE | 3% |
| Wednesday | 58°F | Patchy Fog then Chance Light Rain | 1 to 5 mph SSW | 35% |
| Wednesday Night | 48°F | Light Rain | 5 to 12 mph SSW | 98% |
| Thursday | 58°F | Slight Chance Light Rain then Partly Sunny | 6 to 9 mph SSW | 16% |
| Thursday Night | 47°F | Light Rain | 6 mph S | 77% |
| Friday | 57°F | Light Rain | 5 to 9 mph S | 77% |
| Friday Night | 47°F | Chance Light Rain | 1 to 5 mph S | 45% |
| Saturday | 61°F | Chance Light Rain | 3 mph S | 34% |
| Saturday Night | 50°F | Light Rain | 2 to 17 mph SSW | 75% |
| Sunday | 58°F | Light Rain Likely | 3 to 14 mph SW | 70% |
| Sunday Night | 44°F | Chance Light Rain | 3 mph SSE | 26% |
| Monday | 57°F | Chance Light Rain | 1 to 5 mph SE | 54% |
| Monday Night | 48°F | Light Rain Likely | 5 to 10 mph S | 70% |
Forecast source: National Weather Service (api.weather.gov) for DuPont (47.107, -122.648). Updated through the day.
Growing snapshot for DuPont
Last spring frost
Mar 11
First fall frost
Nov 21
Growing season
254 days
Hardiness zone
8b
More local growing data for DuPont: nearby ZIP 98327 weather · frost dates · planting calendar · Washington frost dates
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Climate data from the nearest NOAA station, Tacoma Narrows Ap, Wa (11.8 mi from DuPont). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.