Kittitas, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kittitas, a city in Kittitas County, Washington.
Overnight
30°F
Patchy Fog
Patchy fog before 4am, then patchy freezing fog. Mostly clear, with a low around 30. Wind around 0 mph.
7-day forecast for Kittitas
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 30°F | Patchy Fog | 0 mph | 1% |
| Wednesday | 52°F | Patchy Freezing Fog then Patchy Fog | 1 mph SE | 3% |
| Wednesday Night | 31°F | Patchy Fog then Chance Rain Showers | 0 mph | 38% |
| Thursday | 54°F | Patchy Fog then Sunny | 0 to 5 mph W | 1% |
| Thursday Night | 30°F | Patchy Fog | 0 mph | 6% |
| Friday | 51°F | Patchy Freezing Fog then Mostly Cloudy | 0 mph | 6% |
| Friday Night | 32°F | Patchy Fog | 0 mph | 4% |
| Saturday | 55°F | Patchy Fog then Partly Sunny | 0 mph | 1% |
| Saturday Night | 33°F | Mostly Cloudy then Slight Chance Rain Showers | 0 mph | 15% |
| Sunday | 54°F | Slight Chance Rain Showers then Partly Sunny | 2 mph NW | 15% |
| Sunday Night | 30°F | Mostly Cloudy | 1 mph NW | 2% |
| Monday | 51°F | Partly Sunny then Slight Chance Rain Showers | 0 mph | 15% |
| Monday Night | 31°F | Slight Chance Rain Showers | 0 mph | 24% |
| Tuesday | 52°F | Slight Chance Rain Showers | 0 mph | 24% |
Forecast source: National Weather Service (api.weather.gov) for Kittitas (46.984, -120.419). Updated through the day.
Growing snapshot for Kittitas
Last spring frost
May 8
First fall frost
Oct 2
Growing season
146 days
Hardiness zone
6b
More local growing data for Kittitas: nearby ZIP 98934 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ellensburg, Wa (5.7 mi from Kittitas). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.