Bellfountain, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bellfountain, a community in Benton County, Oregon.
Tonight
49°F
Partly Cloudy
Partly cloudy. Low around 49, with temperatures rising to around 51 overnight. Northwest wind around 1 mph.
7-day forecast for Bellfountain
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Partly Cloudy | 1 mph NW | 0% |
| Saturday | 78°F | Patchy Fog then Mostly Sunny | 1 to 5 mph NNE | 0% |
| Saturday Night | 50°F | Partly Cloudy | 3 mph NNW | 0% |
| Sunday | 81°F | Patchy Fog then Sunny | 1 to 5 mph NNW | 0% |
| Sunday Night | 50°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Monday | 77°F | Patchy Fog then Mostly Sunny | 0 to 6 mph N | 0% |
| Monday Night | 50°F | Partly Cloudy | 1 to 6 mph NNW | 0% |
| Tuesday | 74°F | Patchy Fog then Mostly Sunny | 1 to 6 mph NNW | 0% |
| Tuesday Night | 48°F | Partly Cloudy | 1 to 6 mph NNW | 0% |
| Wednesday | 73°F | Mostly Sunny | 1 to 5 mph N | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Thursday | 76°F | Mostly Sunny | 0 to 3 mph N | 5% |
| Thursday Night | 51°F | Slight Chance Light Rain | 3 mph WNW | 19% |
| Friday | 69°F | Mostly Sunny | 2 to 7 mph WNW | 10% |
Forecast source: National Weather Service (api.weather.gov) for Bellfountain (44.365, -123.356). Updated through the day.
Growing snapshot for Bellfountain
Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
203 days
Hardiness zone
8b
More local growing data for Bellfountain: nearby ZIP 97456 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Corvallis 10 Ssw, Or (5.4 mi from Bellfountain). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.