Leavenworth, WA Weather & Growing Conditions
Today
78°F
Sunny
Sunny, with a high near 78. Northwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Sunny | 5 mph NW | 0% |
| Tonight | 54°F | Mostly Clear | 3 mph W | 0% |
| Sunday | 79°F | Sunny | 3 mph N | 0% |
| Sunday Night | 55°F | Mostly Clear | 5 mph W | 0% |
| Monday | 76°F | Sunny | 3 to 9 mph W | 0% |
| Monday Night | 51°F | Partly Cloudy | 10 mph W | 0% |
| Tuesday | 71°F | Mostly Sunny | 7 to 10 mph W | 0% |
| Tuesday Night | 48°F | Mostly Cloudy | 12 mph W | 0% |
| Wednesday | 67°F | Mostly Sunny | 6 to 10 mph W | 1% |
| Wednesday Night | 49°F | Mostly Cloudy | 6 to 9 mph W | 3% |
| Thursday | 66°F | Partly Sunny then Slight Chance Rain Showers | 6 mph W | 15% |
| Thursday Night | 49°F | Slight Chance Rain Showers | 7 mph W | 15% |
| Friday | 63°F | Mostly Sunny | 6 mph W | 13% |
| Friday Night | 46°F | Partly Cloudy | 6 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Leavenworth, WA
Last spring frost
May 22
First fall frost
Sep 22
Growing season
121 days
Hardiness zone
7a
Explore more for Leavenworth, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Plain, Wa (9.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.