Oak Grove, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oak Grove, a city in Anoka County, Minnesota.
Tonight
54°F
Rain Showers Likely
Rain showers likely and patchy fog before 1am, then a chance of drizzle and patchy fog between 1am and 4am, then patchy fog and a slight chance of drizzle. Cloudy, with a low around 54. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Oak Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Rain Showers Likely | 10 to 15 mph E | 74% |
| Saturday | 64°F | Slight Chance Drizzle then Cloudy | 10 mph NE | 16% |
| Saturday Night | 51°F | Mostly Cloudy | 5 to 10 mph NE | 5% |
| Sunday | 69°F | Mostly Sunny | 10 to 15 mph NE | 0% |
| Sunday Night | 47°F | Mostly Cloudy | 5 to 15 mph NE | 1% |
| Monday | 64°F | Mostly Cloudy | 5 to 10 mph ENE | 5% |
| Monday Night | 43°F | Mostly Cloudy | 5 mph ENE | 4% |
| Tuesday | 65°F | Mostly Sunny | 5 to 10 mph E | 2% |
| Tuesday Night | 43°F | Mostly Clear | 0 to 5 mph ESE | 1% |
| Wednesday | 67°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 48°F | Partly Cloudy | 0 to 5 mph SE | 9% |
| Thursday | 70°F | Mostly Sunny | 0 to 5 mph SSE | 14% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph SE | 7% |
| Friday | 72°F | Mostly Sunny | 0 to 10 mph ESE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Oak Grove (45.348, -93.327). Updated through the day.
Growing snapshot for Oak Grove
Last spring frost
May 1
First fall frost
Oct 7
Growing season
158 days
Hardiness zone
4b
More local growing data for Oak Grove: nearby ZIP 55070 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Andover
Bethel
Blaine
Centerville
Circle Pines
Columbia Heights
Columbus
Coon Rapids
East Bethel
Forest Lake
Fridley
Ham Lake
Hilltop
Lexington
Lino Lakes
Martin Lake
Nowthen
Ramsey
Spring Lake Park
St. Francis
Climate data from the nearest NOAA station, Cedar, Mn (5.9 mi from Oak Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.