Chesapeake, MO Weather & Growing Conditions
Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 98. Southwest wind 10 to 14 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 10 to 14 mph SW | 0% |
| Tonight | 73°F | Partly Cloudy | 6 to 9 mph S | 1% |
| Sunday | 93°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 to 12 mph SW | 26% |
| Sunday Night | 67°F | Showers And Thunderstorms | 5 mph N | 82% |
| Monday | 81°F | Showers And Thunderstorms | 3 to 10 mph NW | 82% |
| Monday Night | 61°F | Chance Showers And Thunderstorms then Mostly Cloudy | 7 to 10 mph N | 27% |
| Tuesday | 74°F | Partly Sunny | 9 mph N | 8% |
| Tuesday Night | 55°F | Partly Cloudy | 5 to 9 mph NE | 2% |
| Wednesday | 76°F | Sunny | 7 mph NE | 1% |
| Wednesday Night | 55°F | Mostly Clear | 5 mph E | 1% |
| Thursday | 79°F | Mostly Sunny | 5 mph E | 5% |
| Thursday Night | 59°F | Partly Cloudy | 5 mph E | 7% |
| Friday | 79°F | Slight Chance Rain Showers | 6 mph E | 17% |
| Friday Night | 60°F | Mostly Cloudy | 6 mph E | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Chesapeake, MO
Last spring frost
Apr 15
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
7a
Explore more for Chesapeake, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Billings 1Sw, Mo (3.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.