Twisp, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Twisp, a town in Okanogan County, Washington.
Today
81°F
Mostly Sunny
Mostly sunny, with a high near 81. Southeast wind 2 to 7 mph.
7-day forecast for Twisp
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Mostly Sunny | 2 to 7 mph SE | 1% |
| Tonight | 48°F | Mostly Clear | 1 to 5 mph NW | 1% |
| Sunday | 82°F | Sunny | 0 to 8 mph E | 0% |
| Sunday Night | 50°F | Mostly Clear | 0 to 5 mph N | 0% |
| Monday | 84°F | Mostly Sunny | 1 to 7 mph SE | 0% |
| Monday Night | 47°F | Partly Cloudy | 5 mph W | 0% |
| Tuesday | 80°F | Mostly Sunny | 1 to 5 mph SW | 0% |
| Tuesday Night | 42°F | Partly Cloudy | 3 to 7 mph W | 0% |
| Wednesday | 74°F | Mostly Sunny | 2 to 7 mph W | 1% |
| Wednesday Night | 41°F | Partly Cloudy | 1 to 7 mph NW | 5% |
| Thursday | 69°F | Partly Sunny then Slight Chance Rain Showers | 1 to 5 mph E | 15% |
| Thursday Night | 43°F | Slight Chance Rain Showers | 0 to 5 mph NW | 16% |
| Friday | 67°F | Partly Sunny | 1 to 6 mph NE | 11% |
| Friday Night | 40°F | Partly Cloudy | 2 to 6 mph N | 11% |
Forecast source: National Weather Service (api.weather.gov) for Twisp (48.361, -120.117). Updated through the day.
Growing snapshot for Twisp
Last spring frost
May 15
First fall frost
Sep 22
Growing season
127 days
Hardiness zone
6b
More local growing data for Twisp: nearby ZIP 98856 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Brewster
Conconully
Coulee Dam
Disautel
Elmer City
Loomis
Malott
Methow
Nespelem
North Omak
Okanogan
Omak
Oroville
Pateros
Riverside
Tonasket
Winthrop
Climate data from the nearest NOAA station, Winthrop 1 Wsw, Wa (9.7 mi from Twisp). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.