Manson, WA Weather & Growing Conditions
Today
73°F
Mostly Sunny
Mostly sunny. High near 73, with temperatures falling to around 71 in the afternoon. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Sunny | 0 to 5 mph S | 0% |
| Tonight | 53°F | Mostly Clear | 2 mph NE | 0% |
| Sunday | 73°F | Sunny | 0 to 3 mph S | 0% |
| Sunday Night | 54°F | Mostly Clear | 2 mph NW | 0% |
| Monday | 74°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 52°F | Partly Cloudy | 3 to 7 mph W | 0% |
| Tuesday | 70°F | Mostly Sunny | 1 to 7 mph S | 0% |
| Tuesday Night | 49°F | Mostly Cloudy | 6 mph W | 0% |
| Wednesday | 66°F | Mostly Sunny | 2 to 6 mph SW | 0% |
| Wednesday Night | 48°F | Mostly Cloudy | 1 to 6 mph W | 2% |
| Thursday | 63°F | Partly Sunny | 2 mph SE | 7% |
| Thursday Night | 48°F | Mostly Cloudy | 2 mph NW | 13% |
| Friday | 61°F | Partly Sunny | 0 to 3 mph W | 11% |
| Friday Night | 45°F | Partly Cloudy | 3 mph W | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Manson, WA
Last spring frost
Apr 17
First fall frost
Oct 22
Growing season
187 days
Hardiness zone
7a
Explore more for Manson, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Chelan, Wa (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.