Brush Prairie, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brush Prairie, a community in Clark County, Washington.
Overnight
37°F
Patchy Fog
Patchy fog before 3am, then patchy frost. Mostly clear, with a low around 37. East northeast wind around 2 mph.
7-day forecast for Brush Prairie
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 37°F | Patchy Fog | 2 mph ENE | 2% |
| Wednesday | 58°F | Patchy Frost then Light Rain Likely | 3 mph SE | 60% |
| Wednesday Night | 44°F | Light Rain | 2 to 7 mph S | 93% |
| Thursday | 57°F | Slight Chance Light Rain then Partly Sunny | 3 mph SSE | 18% |
| Thursday Night | 40°F | Patchy Fog then Slight Chance Light Rain | 2 mph E | 24% |
| Friday | 57°F | Chance Light Rain | 3 mph SE | 43% |
| Friday Night | 44°F | Chance Light Rain | 5 mph ESE | 43% |
| Saturday | 64°F | Partly Sunny then Slight Chance Light Rain | 5 mph SE | 21% |
| Saturday Night | 46°F | Light Rain | 5 to 16 mph SSE | 77% |
| Sunday | 56°F | Light Rain Likely | 1 to 12 mph SSW | 55% |
| Sunday Night | 41°F | Slight Chance Light Rain | 1 to 5 mph E | 15% |
| Monday | 57°F | Chance Light Rain | 3 mph ESE | 34% |
| Monday Night | 43°F | Chance Light Rain | 3 to 14 mph SE | 41% |
| Tuesday | 58°F | Chance Light Rain | 5 to 10 mph SSE | 42% |
Forecast source: National Weather Service (api.weather.gov) for Brush Prairie (45.725, -122.548). Updated through the day.
Growing snapshot for Brush Prairie
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
177 days
Hardiness zone
8b
More local growing data for Brush Prairie: nearby ZIP 98662 weather · frost dates · planting calendar · Washington frost dates
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Cherry Grove
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La Center
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Lewisville
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Orchards
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Salmon Creek
Vancouver
Venersborg
Yacolt
Climate data from the nearest NOAA station, Vancouver 4 Nne, Wa (3.6 mi from Brush Prairie). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.