Gig Harbor, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gig Harbor, a city in Pierce County, Washington.
Overnight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. West southwest wind around 1 mph.
7-day forecast for Gig Harbor
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Cloudy | 1 mph WSW | 0% |
| Saturday | 72°F | Partly Sunny | 2 mph SW | 0% |
| Saturday Night | 52°F | Mostly Clear | 3 mph N | 0% |
| Sunday | 73°F | Mostly Sunny | 1 to 6 mph N | 0% |
| Sunday Night | 52°F | Mostly Clear | 1 to 6 mph N | 0% |
| Monday | 71°F | Mostly Sunny | 3 mph WNW | 0% |
| Monday Night | 53°F | Partly Cloudy | 3 mph N | 1% |
| Tuesday | 69°F | Partly Sunny | 3 mph NW | 1% |
| Tuesday Night | 51°F | Mostly Cloudy | 3 mph WSW | 5% |
| Wednesday | 68°F | Partly Sunny | 2 to 6 mph WSW | 9% |
| Wednesday Night | 51°F | Mostly Cloudy | 2 to 6 mph NNW | 9% |
| Thursday | 64°F | Mostly Cloudy then Slight Chance Light Rain | 2 to 8 mph NNE | 19% |
| Thursday Night | 51°F | Slight Chance Light Rain | 2 to 8 mph N | 23% |
| Friday | 63°F | Partly Sunny | 2 to 8 mph NNW | 14% |
Forecast source: National Weather Service (api.weather.gov) for Gig Harbor (47.338, -122.601). Updated through the day.
Growing snapshot for Gig Harbor
Last spring frost
Mar 11
First fall frost
Nov 21
Growing season
254 days
Hardiness zone
8b
More local growing data for Gig Harbor: nearby ZIP 98332 weather · frost dates · planting calendar · Washington frost dates
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Climate data from the nearest NOAA station, Tacoma Narrows Ap, Wa (7.3 mi from Gig Harbor). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.