Elk Plain, WA Weather & Growing Conditions
Overnight
38°F
Patchy Fog
Patchy fog. Partly cloudy, with a low around 38. South wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 38°F | Patchy Fog | 1 mph S | 2% |
| Wednesday | 60°F | Patchy Fog then Light Rain Likely | 0 to 7 mph SSW | 56% |
| Wednesday Night | 45°F | Light Rain | 7 to 12 mph SSW | 86% |
| Thursday | 59°F | Mostly Sunny | 6 to 9 mph SSW | 13% |
| Thursday Night | 43°F | Mostly Cloudy then Light Rain Likely | 5 to 8 mph S | 58% |
| Friday | 58°F | Light Rain | 5 to 14 mph SSE | 77% |
| Friday Night | 47°F | Light Rain Likely | 1 to 5 mph SE | 69% |
| Saturday | 64°F | Mostly Cloudy then Slight Chance Light Rain | 1 mph SE | 24% |
| Saturday Night | 48°F | Light Rain | 1 to 14 mph S | 80% |
| Sunday | 57°F | Light Rain Likely | 2 to 12 mph SSW | 62% |
| Sunday Night | 40°F | Slight Chance Light Rain | 2 mph SSE | 15% |
| Monday | 57°F | Chance Light Rain | 2 mph SSE | 35% |
| Monday Night | 45°F | Chance Light Rain | 2 to 8 mph SSE | 53% |
| Tuesday | 59°F | Chance Light Rain | 5 to 9 mph S | 53% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Elk Plain, WA
Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
8b
Explore more for Elk Plain, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Mcmillin Rsvr, Wa (8.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.