Mill Spring, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mill Spring, a village in Wayne County, Missouri.
Overnight
63°F
Mostly Clear
Mostly clear. Low around 63, with temperatures rising to around 65 overnight. Wind around 0 mph.
7-day forecast for Mill Spring
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 88°F | Patchy Fog then Sunny | 1 mph ENE | 0% |
| Tuesday Night | 65°F | Mostly Clear | 1 mph E | 0% |
| Wednesday | 90°F | Sunny | 2 mph SSE | 0% |
| Wednesday Night | 69°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 2 mph SSE | 17% |
| Thursday | 89°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 3 mph S | 34% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 2 mph S | 49% |
| Friday | 88°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 mph SSE | 61% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 1 mph SW | 47% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 2 mph SW | 31% |
| Saturday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph S | 19% |
| Sunday | 90°F | Sunny | 0 to 3 mph SSW | 4% |
| Sunday Night | 71°F | Mostly Clear | 3 mph S | 2% |
| Monday | 91°F | Sunny | 1 to 5 mph SSW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Mill Spring (37.065, -90.678). Updated through the day.
Growing snapshot for Mill Spring
Last spring frost
Apr 9
First fall frost
Oct 26
Growing season
199 days
Hardiness zone
7a
More local growing data for Mill Spring: nearby ZIP 63952 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clearwater Dam, Mo (11.2 mi from Mill Spring). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.