Blairstown, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blairstown, a city in Henry County, Missouri.
Today
94°F
Sunny
Sunny, with a high near 94. Heat index values as high as 97. South wind around 6 mph.
7-day forecast for Blairstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny | 6 mph S | 0% |
| Tonight | 73°F | Partly Cloudy | 3 mph SE | 11% |
| Wednesday | 92°F | Chance Showers And Thunderstorms | 3 to 7 mph S | 30% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 6 mph NE | 77% |
| Thursday | 89°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 3 mph NE | 77% |
| Thursday Night | 69°F | Partly Cloudy then Chance Showers And Thunderstorms | 2 mph SE | 36% |
| Friday | 90°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 36% |
| Friday Night | 71°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 3 mph S | 16% |
| Saturday | 93°F | Slight Chance Showers And Thunderstorms then Sunny | 3 to 7 mph S | 16% |
| Saturday Night | 73°F | Mostly Clear | 6 mph S | 4% |
| Sunday | 95°F | Sunny | 7 to 10 mph SSW | 1% |
| Sunday Night | 74°F | Mostly Clear | 9 mph S | 2% |
| Monday | 96°F | Sunny | 8 to 12 mph SSW | 1% |
| Monday Night | 76°F | Mostly Clear | 7 to 10 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Blairstown (38.558, -93.958). Updated through the day.
Growing snapshot for Blairstown
Last spring frost
Apr 17
First fall frost
Oct 21
Growing season
187 days
Hardiness zone
6b
More local growing data for Blairstown: nearby ZIP 64726 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Clinton, Mo (12.2 mi from Blairstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.