Cold Spring, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cold Spring, a city in Stearns County, Minnesota.
Tonight
46°F
Rain
Rain and patchy fog. Cloudy. Low around 46, with temperatures rising to around 49 overnight. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Cold Spring
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Rain | 10 to 15 mph N | 100% |
| Wednesday | 51°F | Rain | 10 to 15 mph N | 98% |
| Wednesday Night | 41°F | Light Rain | 15 mph NNW | 99% |
| Thursday | 46°F | Slight Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 17% |
| Thursday Night | 31°F | Mostly Cloudy | 0 to 10 mph NNE | 0% |
| Friday | 43°F | Mostly Sunny | 0 mph | 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 | 54°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) for Cold Spring (45.458, -94.428). Updated through the day.
Growing snapshot for Cold Spring
Last spring frost
May 3
First fall frost
Oct 7
Growing season
155 days
Hardiness zone
4b
More local growing data for Cold Spring: nearby ZIP 56320 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Collegeville St John's, Mn (7.8 mi from Cold Spring). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.