Blackburn, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blackburn, a city in Saline County, Missouri.
This Afternoon
72°F
Slight Chance Rain Showers
A slight chance of rain showers. Partly sunny. High near 72, with temperatures falling to around 62 in the afternoon. South southwest wind 12 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Blackburn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Slight Chance Rain Showers | 12 to 16 mph SSW | 23% |
| Tonight | 47°F | Cloudy | 10 mph W | 12% |
| Wednesday | 60°F | Mostly Cloudy | 7 to 12 mph W | 5% |
| Wednesday Night | 42°F | Mostly Clear | 5 mph WSW | 0% |
| Thursday | 60°F | Mostly Sunny then Slight Chance Rain Showers | 3 to 7 mph W | 24% |
| Thursday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph NW | 15% |
| Friday | 57°F | Partly Sunny | 7 mph NNW | 0% |
| Friday Night | 39°F | Mostly Cloudy | 2 mph N | 3% |
| Saturday | 58°F | Partly Sunny | 0 to 3 mph NW | 3% |
| Saturday Night | 37°F | Partly Cloudy | 3 mph W | 4% |
| Sunday | 60°F | Mostly Sunny | 6 mph W | 6% |
| Sunday Night | 37°F | Mostly Clear | 2 mph WSW | 2% |
| Monday | 65°F | Sunny | 2 to 6 mph SW | 3% |
| Monday Night | 40°F | Mostly Clear | 2 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Blackburn (39.105, -93.486). Updated through the day.
Growing snapshot for Blackburn
Last spring frost
Apr 17
First fall frost
Oct 20
Growing season
184 days
Hardiness zone
6b
More local growing data for Blackburn: nearby ZIP 65321 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Arrow Rock
Emma
Gilliam
Grand Pass
Malta Bend
Marshall
Miami
Mount Leonard
Nelson
Slater
Sweet Springs
Climate data from the nearest NOAA station, Sweet Springs, Mo (7.7 mi from Blackburn). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.