Jasper, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jasper, a community in Lane County, Oregon.
This Afternoon
73°F
Sunny
Sunny, with a high near 73. Northwest wind around 5 mph.
7-day forecast for Jasper
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Sunny | 5 mph NW | 0% |
| Tonight | 48°F | Mostly Clear then Patchy Fog | 3 mph WSW | 0% |
| Saturday | 77°F | Patchy Fog then Mostly Sunny | 1 to 6 mph NW | 0% |
| Saturday Night | 49°F | Partly Cloudy then Areas Of Fog | 0 to 3 mph NNW | 0% |
| Sunday | 79°F | Areas Of Fog then Sunny | 0 to 6 mph NW | 0% |
| Sunday Night | 50°F | Mostly Clear then Areas Of Fog | 0 to 6 mph NW | 0% |
| Monday | 75°F | Areas Of Fog then Mostly Sunny | 0 to 7 mph NNW | 0% |
| Monday Night | 49°F | Mostly Clear then Areas Of Fog | 0 to 7 mph N | 0% |
| Tuesday | 72°F | Areas Of Fog then Mostly Sunny | 0 to 7 mph NNW | 0% |
| Tuesday Night | 46°F | Mostly Clear then Areas Of Fog | 0 to 7 mph N | 0% |
| Wednesday | 72°F | Patchy Fog then Mostly Sunny | 0 to 6 mph N | 0% |
| Wednesday Night | 47°F | Partly Cloudy | 0 to 6 mph NNE | 0% |
| Thursday | 76°F | Mostly Sunny | 0 to 6 mph SSE | 4% |
| Thursday Night | 49°F | Partly Cloudy | 1 to 6 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for Jasper (43.987, -122.916). Updated through the day.
Growing snapshot for Jasper
Last spring frost
Mar 7
First fall frost
Nov 27
Growing season
263 days
Hardiness zone
8b
More local growing data for Jasper: nearby ZIP 97455 weather · frost dates · planting calendar · Oregon frost dates
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Climate data from the nearest NOAA station, Lookout Pt Dam, Or (8.8 mi from Jasper). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.