Lewisville, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lewisville, a community in Clark County, Washington.
Overnight
56°F
Areas Of Smoke
Areas of smoke. Clear. Low around 56, with temperatures rising to around 58 overnight. North northeast wind around 6 mph.
7-day forecast for Lewisville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Areas Of Smoke | 6 mph NNE | 0% |
| Tuesday | 93°F | Areas Of Smoke | 6 mph NE | 0% |
| Tuesday Night | 60°F | Areas Of Smoke | 6 mph NNE | 0% |
| Wednesday | 96°F | Areas Of Smoke | 5 mph NNW | 0% |
| Wednesday Night | 62°F | Clear | 0 to 5 mph N | 0% |
| Thursday | 95°F | Sunny | 0 to 5 mph NW | 0% |
| Thursday Night | 59°F | Clear | 0 to 5 mph NNW | 0% |
| Friday | 88°F | Sunny | 0 to 8 mph NW | 0% |
| Friday Night | 56°F | Mostly Clear | 0 to 8 mph NNW | 0% |
| Saturday | 83°F | Sunny | 0 to 10 mph NW | 0% |
| Saturday Night | 53°F | Mostly Clear | 1 to 10 mph NW | 0% |
| Sunday | 77°F | Sunny | 1 to 8 mph WNW | 0% |
| Sunday Night | 52°F | Mostly Clear | 0 to 8 mph NNW | 0% |
| Monday | 77°F | Mostly Sunny | 0 to 7 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Lewisville (45.817, -122.508). Updated through the day.
Growing snapshot for Lewisville
Last spring frost
Apr 26
First fall frost
Oct 16
Growing season
174 days
Hardiness zone
8b
More local growing data for Lewisville: nearby ZIP 98604 weather · frost dates · planting calendar · Washington frost dates
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Climate data from the nearest NOAA station, Battle Ground, Wa (2.5 mi from Lewisville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.