South Lineville, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Lineville, a town in Mercer County, Missouri.
Today
88°F
Mostly Sunny
Mostly sunny, with a high near 88. South southwest wind 3 to 7 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for South Lineville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Mostly Sunny | 3 to 7 mph SSW | 13% |
| Tonight | 66°F | Showers And Thunderstorms Likely | 5 to 9 mph NNE | 55% |
| Wednesday | 76°F | Showers And Thunderstorms | 9 mph NE | 78% |
| Wednesday Night | 61°F | Showers And Thunderstorms Likely | 5 to 9 mph NE | 56% |
| Thursday | 81°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 mph ENE | 51% |
| Thursday Night | 63°F | Mostly Clear | 3 mph E | 3% |
| Friday | 85°F | Mostly Sunny | 6 mph SSE | 6% |
| Friday Night | 67°F | Mostly Clear | 5 mph S | 11% |
| Saturday | 89°F | Sunny | 5 to 10 mph S | 7% |
| Saturday Night | 72°F | Mostly Clear | 12 mph S | 9% |
| Sunday | 91°F | Sunny | 10 to 15 mph SSW | 9% |
| Sunday Night | 72°F | Partly Cloudy | 10 to 14 mph S | 12% |
| Monday | 91°F | Mostly Sunny | 12 to 16 mph SSW | 12% |
| Monday Night | 73°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 10 to 15 mph SSW | 23% |
Forecast source: National Weather Service (api.weather.gov) for South Lineville (40.579, -93.524). Updated through the day.
Growing snapshot for South Lineville
Last spring frost
Apr 25
First fall frost
Oct 15
Growing season
174 days
Hardiness zone
5b
More local growing data for South Lineville: nearby ZIP 64661 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Princeton, Mo (10.1 mi from South Lineville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.