Fortuna, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fortuna, a community in Morgan County, Missouri.
This Afternoon
70°F
Chance Light Rain
A chance of rain and a slight chance of thunderstorms before 4pm. Mostly cloudy. High near 70, with temperatures falling to around 64 in the afternoon. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Fortuna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Light Rain | 10 mph SW | 43% |
| Tonight | 47°F | Slight Chance Light Rain then Chance Rain Showers | 8 mph W | 24% |
| Wednesday | 60°F | Mostly Cloudy | 6 to 9 mph W | 4% |
| Wednesday Night | 39°F | Mostly Clear | 3 mph W | 1% |
| Thursday | 61°F | Mostly Sunny | 3 to 7 mph W | 11% |
| Thursday Night | 39°F | Mostly Cloudy | 3 mph NW | 9% |
| Friday | 56°F | Partly Sunny | 6 mph NW | 6% |
| Friday Night | 36°F | Mostly Cloudy | 2 mph N | 0% |
| Saturday | 57°F | Partly Sunny | 2 mph NW | 2% |
| Saturday Night | 35°F | Partly Cloudy | 1 mph NW | 4% |
| Sunday | 63°F | Sunny | 3 mph W | 7% |
| Sunday Night | 36°F | Mostly Clear | 2 mph W | 1% |
| Monday | 67°F | Sunny | 2 to 6 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 2 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Fortuna (38.568, -92.797). Updated through the day.
Growing snapshot for Fortuna
Last spring frost
Apr 8
First fall frost
Oct 29
Growing season
202 days
Hardiness zone
6b
More local growing data for Fortuna: nearby ZIP 65034 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Versailles, Mo (8.9 mi from Fortuna). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.