Crystal, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Crystal, a city in Hennepin County, Minnesota.
This Afternoon
58°F
Light Rain
Rain and patchy fog. Cloudy. High near 58, with temperatures falling to around 55 in the afternoon. North wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Crystal
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 58°F | Light Rain | 10 mph N | 100% |
| Tonight | 51°F | Rain | 10 mph N | 99% |
| Wednesday | 55°F | Rain | 5 to 10 mph N | 96% |
| Wednesday Night | 45°F | Light Rain | 10 to 15 mph NNW | 94% |
| Thursday | 48°F | Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 32% |
| Thursday Night | 36°F | Mostly Cloudy | 5 to 10 mph NNE | 1% |
| Friday | 46°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Friday Night | 33°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Saturday Night | 38°F | Partly Cloudy | 5 mph W | 9% |
| Sunday | 55°F | Mostly Sunny | 5 to 10 mph W | 7% |
| Sunday Night | 40°F | Partly Cloudy | 5 mph SW | 0% |
| Monday | 57°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 to 10 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Crystal (45.037, -93.359). Updated through the day.
Growing snapshot for Crystal
Last spring frost
Apr 30
First fall frost
Oct 8
Growing season
159 days
Hardiness zone
5a
More local growing data for Crystal: nearby ZIP 55429 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Mpls Crystal Ap, Mn (0.5 mi from Crystal). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.