St. Paul, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Paul, a city in Marion County, Oregon.
This Afternoon
60°F
Mostly Cloudy
Mostly cloudy. High near 60, with temperatures falling to around 55 in the afternoon. North northeast wind around 3 mph.
7-day forecast for St. Paul
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 60°F | Mostly Cloudy | 3 mph NNE | 5% |
| Tonight | 37°F | Areas Of Fog | 1 mph NE | 5% |
| Wednesday | 56°F | Areas Of Fog then Light Rain Likely | 0 to 5 mph S | 56% |
| Wednesday Night | 45°F | Light Rain then Mostly Cloudy | 3 to 10 mph S | 94% |
| Thursday | 59°F | Partly Sunny | 1 to 5 mph SSW | 8% |
| Thursday Night | 42°F | Areas Of Fog then Chance Light Rain | 1 mph S | 49% |
| Friday | 58°F | Chance Light Rain | 1 to 5 mph S | 49% |
| Friday Night | 43°F | Slight Chance Light Rain then Areas Of Fog | 2 mph S | 16% |
| Saturday | 62°F | Patchy Fog then Slight Chance Light Rain | 2 mph W | 16% |
| Saturday Night | 47°F | Light Rain Likely | 2 to 15 mph S | 65% |
| Sunday | 59°F | Light Rain Likely | 1 to 9 mph SSW | 65% |
| Sunday Night | 42°F | Areas Of Fog | 1 mph W | 16% |
| Monday | 58°F | Areas Of Fog | 0 to 3 mph S | 44% |
| Monday Night | 44°F | Chance Light Rain | 3 to 7 mph S | 49% |
Forecast source: National Weather Service (api.weather.gov) for St. Paul (45.212, -122.977). Updated through the day.
Growing snapshot for St. Paul
Last spring frost
Mar 21
First fall frost
Nov 22
Growing season
241 days
Hardiness zone
8b
More local growing data for St. Paul: nearby ZIP 97137 weather · frost dates · planting calendar · Oregon frost dates
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Climate data from the nearest NOAA station, Rex 1 S, Or (6 mi from St. Paul). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.