Winfield, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winfield, a city in Lincoln County, Missouri.
Today
89°F
Sunny
Sunny, with a high near 89. South wind around 3 mph.
7-day forecast for Winfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Sunny | 3 mph S | 0% |
| Tonight | 69°F | Mostly Clear | 3 mph SE | 1% |
| Wednesday | 90°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 mph S | 26% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 5 mph S | 76% |
| Thursday | 86°F | Showers And Thunderstorms | 3 mph S | 76% |
| Thursday Night | 68°F | Partly Cloudy | 2 mph SE | 13% |
| Friday | 87°F | Partly Sunny | 2 mph SW | 13% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 2 mph S | 31% |
| Saturday | 90°F | Chance Showers And Thunderstorms then Mostly Sunny | 3 mph SW | 31% |
| Saturday Night | 72°F | Mostly Clear | 5 mph S | 6% |
| Sunday | 92°F | Sunny | 7 mph S | 3% |
| Sunday Night | 74°F | Mostly Clear | 6 mph S | 5% |
| Monday | 93°F | Sunny | 5 to 8 mph SW | 4% |
| Monday Night | 74°F | Slight Chance Showers And Thunderstorms | 6 mph SW | 16% |
Forecast source: National Weather Service (api.weather.gov) for Winfield (38.992, -90.745). Updated through the day.
Growing snapshot for Winfield
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
6b
More local growing data for Winfield: nearby ZIP 63389 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
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Chain of Rocks
Elsberry
Foley
Fountain N' Lakes
Hawk Point
Moscow Mills
Old Monroe
Silex
Troy
Whiteside
Climate data from the nearest NOAA station, Elsberry 1 S, Mo (10.7 mi from Winfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.