Lacey, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lacey, a city in Thurston County, Washington.
Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. East wind around 1 mph.
7-day forecast for Lacey
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Mostly Cloudy | 1 mph E | 0% |
| Saturday | 74°F | Partly Sunny | 0 to 3 mph NNW | 0% |
| Saturday Night | 48°F | Partly Cloudy | 0 to 3 mph NNW | 0% |
| Sunday | 75°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 47°F | Mostly Clear | 0 to 5 mph N | 0% |
| Monday | 73°F | Mostly Sunny | 0 to 3 mph NW | 0% |
| Monday Night | 49°F | Partly Cloudy | 0 to 3 mph NNW | 0% |
| Tuesday | 71°F | Partly Sunny | 0 to 5 mph WNW | 0% |
| Tuesday Night | 47°F | Mostly Cloudy | 1 to 5 mph WSW | 1% |
| Wednesday | 70°F | Partly Sunny | 1 to 6 mph WSW | 6% |
| Wednesday Night | 49°F | Mostly Cloudy | 0 to 6 mph NW | 6% |
| Thursday | 67°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 6 mph NNE | 20% |
| Thursday Night | 48°F | Slight Chance Light Rain | 0 to 6 mph N | 20% |
| Friday | 66°F | Mostly Sunny | 0 to 7 mph NW | 10% |
Forecast source: National Weather Service (api.weather.gov) for Lacey (47.043, -122.798). Updated through the day.
Growing snapshot for Lacey
Last spring frost
Apr 29
First fall frost
Oct 14
Growing season
169 days
Hardiness zone
8b
More local growing data for Lacey: nearby ZIP 98503 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Olympia Ap, Wa (6.2 mi from Lacey). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.