Loomis, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Loomis, a community in Okanogan County, Washington.
Today
90°F
Smoke then Haze
Smoke and haze before 10am, then haze and areas of smoke between 10am and 1pm, then smoke and haze. Sunny, with a high near 90. North wind around 5 mph.
7-day forecast for Loomis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Smoke then Haze | 5 mph N | 0% |
| Tonight | 61°F | Smoke | 3 mph NW | 0% |
| Wednesday | 95°F | Smoke | 1 to 10 mph SE | 0% |
| Wednesday Night | 63°F | Smoke then Mostly Clear | 2 to 10 mph W | 0% |
| Thursday | 99°F | Sunny | 1 to 9 mph NE | 0% |
| Thursday Night | 66°F | Mostly Clear | 3 to 9 mph SW | 0% |
| Friday | 99°F | Sunny | 2 to 9 mph NW | 0% |
| Friday Night | 66°F | Mostly Clear | 6 to 10 mph NW | 0% |
| Saturday | 95°F | Sunny | 3 to 7 mph NE | 0% |
| Saturday Night | 64°F | Partly Cloudy | 6 to 10 mph W | 0% |
| Sunday | 92°F | Mostly Sunny | 6 mph N | 1% |
| Sunday Night | 63°F | Partly Cloudy | 5 to 8 mph NW | 1% |
| Monday | 91°F | Sunny | 5 to 8 mph NE | 3% |
| Monday Night | 62°F | Partly Cloudy | 5 to 8 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Loomis (48.823, -119.640). Updated through the day.
Growing snapshot for Loomis
Last spring frost
Apr 26
First fall frost
Oct 10
Growing season
168 days
Hardiness zone
6a
More local growing data for Loomis: nearby ZIP 98827 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Brewster
Conconully
Coulee Dam
Disautel
Elmer City
Malott
Methow
Nespelem
North Omak
Okanogan
Omak
Oroville
Pateros
Riverside
Tonasket
Twisp
Winthrop
Climate data from the nearest NOAA station, Tonasket 4 Nne, Wa (15.8 mi from Loomis). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.