Fortuna, MO Weather & Growing Conditions
Today
92°F
Sunny
Sunny, with a high near 92. Heat index values as high as 95. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 92°F | Sunny | 5 mph S | 0% |
| Tonight | 72°F | Partly Cloudy | 3 mph SE | 4% |
| Wednesday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 mph S | 32% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 3 mph E | 68% |
| Thursday | 88°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph S | 68% |
| Thursday Night | 69°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 1 mph SE | 15% |
| Friday | 89°F | Slight Chance Showers And Thunderstorms | 2 mph SW | 19% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 1 mph S | 30% |
| Saturday | 92°F | Chance Showers And Thunderstorms then Sunny | 3 mph S | 30% |
| Saturday Night | 73°F | Mostly Clear | 5 mph S | 4% |
| Sunday | 93°F | Sunny | 7 mph SW | 2% |
| Sunday Night | 74°F | Mostly Clear | 5 mph S | 3% |
| Monday | 95°F | Sunny | 7 mph SW | 3% |
| Monday Night | 75°F | Mostly Clear | 6 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fortuna, MO
Last spring frost
Apr 8
First fall frost
Oct 29
Growing season
202 days
Hardiness zone
6b
Explore more for Fortuna, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Versailles, Mo (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.