Blairstown, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blairstown, a city in Henry County, Missouri.
Tonight
48°F
Patchy Drizzle
Patchy drizzle before 3am. Mostly cloudy, with a low around 48. West northwest wind around 8 mph.
7-day forecast for Blairstown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Patchy Drizzle | 8 mph WNW | 12% |
| Wednesday | 60°F | Mostly Cloudy | 7 to 12 mph W | 0% |
| Wednesday Night | 40°F | Mostly Clear | 5 mph WSW | 0% |
| Thursday | 60°F | Sunny | 2 to 7 mph WNW | 0% |
| Thursday Night | 43°F | Mostly Cloudy | 3 mph NNW | 7% |
| Friday | 57°F | Partly Sunny | 3 to 7 mph N | 0% |
| Friday Night | 35°F | Mostly Cloudy | 2 mph NNE | 0% |
| Saturday | 56°F | Mostly Sunny | 2 mph NNW | 0% |
| Saturday Night | 35°F | Mostly Clear | 0 mph | 0% |
| Sunday | 62°F | Sunny | 0 to 3 mph NW | 0% |
| Sunday Night | 37°F | Mostly Clear | 1 mph WSW | 0% |
| Monday | 68°F | Sunny | 1 to 7 mph SSW | 0% |
| Monday Night | 42°F | Mostly Clear | 2 mph SW | 0% |
| Tuesday | 70°F | Sunny | 1 to 5 mph W | 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 4, 2026.