Crystal, MN Weather & Growing Conditions
Tonight
54°F
Rain Showers Likely
Rain showers likely and patchy fog. Cloudy. Low around 54, with temperatures rising to around 57 overnight. 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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Rain Showers Likely | 10 to 15 mph E | 72% |
| Saturday | 63°F | Chance Rain Showers then Cloudy | 10 mph NE | 26% |
| Saturday Night | 54°F | Mostly Cloudy | 10 mph NNE | 10% |
| Sunday | 69°F | Partly Sunny | 10 to 15 mph NE | 1% |
| Sunday Night | 49°F | Mostly Cloudy | 10 mph ENE | 1% |
| Monday | 64°F | Mostly Cloudy | 5 to 10 mph ENE | 7% |
| Monday Night | 45°F | Mostly Cloudy | 5 mph ENE | 5% |
| Tuesday | 65°F | Mostly Sunny | 5 mph E | 3% |
| Tuesday Night | 46°F | Partly Cloudy | 0 to 5 mph ESE | 1% |
| Wednesday | 67°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 0 to 5 mph SSE | 10% |
| Thursday | 70°F | Mostly Sunny | 0 to 5 mph SSE | 14% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph SSE | 7% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph SE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Crystal, MN
Last spring frost
Apr 30
First fall frost
Oct 8
Growing season
159 days
Hardiness zone
5a
Explore more for Crystal, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Mpls Crystal Ap, Mn (0.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.