Preston, MO Weather & Growing Conditions
Today
92°F
Sunny
Sunny, with a high near 92. Heat index values as high as 96. South wind 1 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 92°F | Sunny | 1 to 7 mph S | 0% |
| Tonight | 72°F | Mostly Clear | 1 to 6 mph SE | 3% |
| Wednesday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph S | 23% |
| Wednesday Night | 71°F | Slight Chance Showers And Thunderstorms | 5 mph S | 62% |
| Thursday | 90°F | Showers And Thunderstorms Likely | 5 mph SW | 62% |
| Thursday Night | 70°F | Partly Cloudy then Chance Showers And Thunderstorms | 3 mph S | 40% |
| Friday | 88°F | Chance Showers And Thunderstorms | 5 mph SW | 40% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 3 mph S | 26% |
| Saturday | 91°F | Chance Showers And Thunderstorms then Sunny | 6 mph SW | 26% |
| Saturday Night | 72°F | Mostly Clear | 6 mph S | 6% |
| Sunday | 92°F | Sunny | 9 mph SW | 3% |
| Sunday Night | 73°F | Mostly Clear | 7 mph S | 2% |
| Monday | 93°F | Sunny | 7 to 10 mph SW | 2% |
| Monday Night | 74°F | Mostly Clear | 7 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Preston, MO
Last spring frost
Apr 7
First fall frost
Oct 28
Growing season
204 days
Hardiness zone
6b
Explore more for Preston, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Pomme De Terre Dam, Mo (7.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.