Blairstown, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blairstown, a city in Henry County, Missouri.
This Afternoon
70°F
Chance Rain Showers
A chance of rain showers after 4pm. Mostly cloudy. High near 70, with temperatures falling to around 62 in the afternoon. Southwest wind 14 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Blairstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Rain Showers | 14 to 18 mph SW | 25% |
| Tonight | 48°F | Patchy Drizzle | 7 to 12 mph W | 18% |
| Wednesday | 60°F | Mostly Cloudy | 7 to 12 mph W | 3% |
| Wednesday Night | 40°F | Mostly Clear | 5 mph WSW | 2% |
| Thursday | 60°F | Mostly Sunny | 2 to 7 mph WNW | 13% |
| Thursday Night | 40°F | Mostly Cloudy | 2 mph NNW | 4% |
| Friday | 58°F | Partly Sunny | 2 to 6 mph N | 1% |
| Friday Night | 38°F | Mostly Cloudy | 2 mph N | 0% |
| Saturday | 59°F | Partly Sunny | 2 mph WNW | 2% |
| Saturday Night | 37°F | Mostly Clear | 1 mph WNW | 4% |
| Sunday | 65°F | Sunny | 1 to 5 mph W | 6% |
| Sunday Night | 38°F | Mostly Clear | 2 mph WSW | 0% |
| Monday | 68°F | Sunny | 2 to 8 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 3 mph SW | 0% |
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 Nov 3, 2026.