Twisp, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Twisp, a town in Okanogan County, Washington.
Overnight
49°F
Partly Cloudy
Partly cloudy. Low around 49, with temperatures rising to around 51 overnight. Northwest wind around 1 mph.
7-day forecast for Twisp
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Partly Cloudy | 1 mph NW | 0% |
| Saturday | 81°F | Mostly Sunny | 0 to 7 mph E | 1% |
| Saturday Night | 49°F | Mostly Clear | 0 to 5 mph NW | 1% |
| Sunday | 81°F | Sunny | 0 to 8 mph S | 0% |
| Sunday Night | 49°F | Mostly Clear | 0 to 6 mph W | 0% |
| Monday | 83°F | Mostly Sunny | 1 to 6 mph SW | 0% |
| Monday Night | 47°F | Partly Cloudy | 5 mph W | 0% |
| Tuesday | 80°F | Mostly Sunny | 1 to 5 mph E | 0% |
| Tuesday Night | 44°F | Mostly Cloudy | 5 mph W | 0% |
| Wednesday | 74°F | Partly Sunny | 2 to 7 mph W | 0% |
| Wednesday Night | 45°F | Mostly Cloudy | 2 to 7 mph W | 1% |
| Thursday | 70°F | Partly Sunny | 1 to 5 mph E | 11% |
| Thursday Night | 45°F | Slight Chance Rain Showers | 1 to 5 mph W | 15% |
| Friday | 68°F | Slight Chance Rain Showers | 1 to 6 mph NW | 15% |
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.