Granite, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Granite, a city in Grant County, Oregon.
Today
80°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 80. Northwest wind 0 to 7 mph.
7-day forecast for Granite
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Areas Of Smoke | 0 to 7 mph NW | 0% |
| Tonight | 48°F | Areas Of Smoke | 0 to 7 mph N | 0% |
| Wednesday | 88°F | Areas Of Smoke | 0 to 5 mph W | 0% |
| Wednesday Night | 53°F | Patchy Smoke then Mostly Clear | 0 to 5 mph NW | 0% |
| Thursday | 94°F | Sunny | 0 to 5 mph W | 0% |
| Thursday Night | 55°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Friday | 90°F | Sunny | 0 to 7 mph NW | 0% |
| Friday Night | 54°F | Mostly Clear | 1 to 7 mph NW | 0% |
| Saturday | 86°F | Sunny | 1 to 6 mph NW | 0% |
| Saturday Night | 51°F | Mostly Clear | 1 to 6 mph NW | 0% |
| Sunday | 82°F | Sunny | 1 to 6 mph NW | 0% |
| Sunday Night | 48°F | Mostly Clear | 1 to 6 mph NW | 0% |
| Monday | 81°F | Sunny | 1 to 6 mph NW | 0% |
| Monday Night | 48°F | Mostly Clear | 1 to 6 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Granite (44.810, -118.419). Updated through the day.
Growing snapshot for Granite
Growing season
74 days
Hardiness zone
6b
More local growing data for Granite: nearby ZIP 97877 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Canyon City
Dayville
Greenhorn
John Day
Long Creek
Monument
Mount Vernon
Prairie City
Seneca
Sumpter
Climate data from the nearest NOAA station, Austin 3 S, Or (17 mi from Granite). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.