Startup, WA Weather & Growing Conditions
Overnight
44°F
Mostly Clear
Mostly clear, with a low around 44. Southeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Mostly Clear | 2 mph SE | 2% |
| Wednesday | 56°F | Partly Sunny then Slight Chance Light Rain | 2 mph ESE | 17% |
| Wednesday Night | 46°F | Light Rain | 2 to 6 mph SSE | 97% |
| Thursday | 51°F | Chance Light Rain then Partly Sunny | 1 to 5 mph SW | 48% |
| Thursday Night | 45°F | Light Rain | 1 to 6 mph E | 83% |
| Friday | 54°F | Light Rain | 0 to 7 mph SE | 83% |
| Friday Night | 50°F | Light Rain | 0 to 3 mph SE | 77% |
| Saturday | 59°F | Chance Light Rain | 0 to 3 mph NE | 34% |
| Saturday Night | 47°F | Rain | 1 to 9 mph ESE | 82% |
| Sunday | 50°F | Light Rain | 0 to 8 mph S | 82% |
| Sunday Night | 45°F | Chance Light Rain | 0 to 5 mph ESE | 32% |
| Monday | 52°F | Chance Light Rain | 0 to 5 mph ENE | 41% |
| Monday Night | 47°F | Light Rain Likely | 0 to 7 mph E | 60% |
| Tuesday | 53°F | Light Rain Likely | 2 to 8 mph SE | 60% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Startup, WA
Last spring frost
Apr 15
First fall frost
Oct 25
Growing season
192 days
Hardiness zone
8b
Explore more for Startup, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Startup 1 E, Wa (3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.