Winfield, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winfield, a city in Lincoln County, Missouri.
This Afternoon
95°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Sunny, with a high near 95. Heat index values as high as 105. South wind around 2 mph. Chance of precipitation is 30%.
7-day forecast for Winfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 95°F | Chance Showers And Thunderstorms | 2 mph S | 25% |
| Tonight | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 3 mph SE | 22% |
| Saturday | 97°F | Partly Sunny | 2 to 8 mph SW | 6% |
| Saturday Night | 70°F | Partly Cloudy then Slight Chance Rain Showers | 3 mph SW | 11% |
| Sunday | 90°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 mph W | 38% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 7 mph NE | 69% |
| Monday | 76°F | Showers And Thunderstorms Likely | 5 to 8 mph NE | 69% |
| Monday Night | 58°F | Showers And Thunderstorms Likely | 6 to 9 mph N | 56% |
| Tuesday | 70°F | Slight Chance Rain Showers then Mostly Cloudy | 9 mph N | 23% |
| Tuesday Night | 53°F | Mostly Cloudy | 5 to 8 mph N | 5% |
| Wednesday | 73°F | Mostly Sunny | 7 mph N | 0% |
| Wednesday Night | 54°F | Partly Cloudy | 2 to 6 mph N | 1% |
| Thursday | 75°F | Mostly Sunny | 2 to 6 mph N | 4% |
| Thursday Night | 57°F | Partly Cloudy | 5 mph NE | 3% |
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
Cave
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 Sep 19, 2026.