Mosby, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mosby, a city in Clay County, Missouri.
Today
95°F
Mostly Sunny
Mostly sunny, with a high near 95. Heat index values as high as 99. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Mosby
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Mostly Sunny | 6 to 10 mph SSW | 6% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 to 7 mph W | 66% |
| Sunday | 80°F | Chance Showers And Thunderstorms | 2 to 7 mph N | 45% |
| Sunday Night | 61°F | Showers And Thunderstorms Likely | 3 to 8 mph NNE | 69% |
| Monday | 69°F | Showers And Thunderstorms Likely | 6 to 9 mph NNE | 69% |
| Monday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 9 mph NNE | 15% |
| Tuesday | 66°F | Partly Sunny | 8 mph NNE | 4% |
| Tuesday Night | 49°F | Partly Cloudy | 2 to 6 mph NE | 4% |
| Wednesday | 70°F | Mostly Sunny | 5 mph ENE | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 3 mph ENE | 7% |
| Thursday | 73°F | Slight Chance Rain Showers | 1 to 5 mph E | 21% |
| Thursday Night | 57°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph E | 21% |
| Friday | 74°F | Chance Rain Showers | 2 to 6 mph E | 27% |
| Friday Night | 57°F | Mostly Cloudy | 5 mph E | 12% |
Forecast source: National Weather Service (api.weather.gov) for Mosby (39.316, -94.307). Updated through the day.
Growing snapshot for Mosby
Last spring frost
Apr 19
First fall frost
Oct 17
Growing season
181 days
Hardiness zone
6a
More local growing data for Mosby: nearby ZIP 64072 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Avondale
Birmingham
Claycomo
Crystal Lakes
Excelsior Estates
Excelsior Springs
Gladstone
Glenaire
Holt
Homestead
Kearney
Lake Arrowhead
Liberty
Missouri City
North Kansas City
Oaks
Oakview
Oakwood
Oakwood Park
Pleasant Valley
Prathersville
River Bend
Smithville
Wood Heights
Climate data from the nearest NOAA station, Kearney 3E, Mo (8.9 mi from Mosby). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.