Rockville, MN Weather & Growing Conditions
Tonight
47°F
Light Rain
Rain and patchy fog. Cloudy, with a low around 47. North northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Light Rain | 10 mph NNW | 90% |
| Wednesday | 51°F | Rain | 10 to 15 mph N | 98% |
| Wednesday Night | 41°F | Light Rain | 10 to 15 mph NNW | 99% |
| Thursday | 46°F | Slight Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 18% |
| Thursday Night | 31°F | Mostly Cloudy | 0 to 10 mph NNE | 0% |
| Friday | 43°F | Mostly Sunny | 0 to 5 mph E | 0% |
| Friday Night | 29°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 51°F | Mostly Sunny | 0 to 5 mph SW | 2% |
| Saturday Night | 35°F | Partly Cloudy | 5 mph W | 6% |
| Sunday | 55°F | Mostly Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 36°F | Partly Cloudy | 5 mph SSW | 0% |
| Monday | 56°F | Mostly Sunny | 5 to 10 mph WSW | 1% |
| Monday Night | 37°F | Mostly Clear | 5 mph WNW | 1% |
| Tuesday | 52°F | Mostly Sunny | 5 mph WNW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rockville, MN
Last spring frost
May 3
First fall frost
Oct 7
Growing season
155 days
Hardiness zone
4b
Explore more for Rockville, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Collegeville St John's, Mn (8.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.