Grand Pass, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grand Pass, a village in Saline County, Missouri.
Overnight
74°F
Mostly Clear
Mostly clear, with a low around 74. South southwest wind around 6 mph.
7-day forecast for Grand Pass
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 74°F | Mostly Clear | 6 mph SSW | 1% |
| Saturday | 96°F | Mostly Sunny | 7 to 12 mph SW | 2% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 1 to 7 mph W | 56% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 1 to 5 mph N | 53% |
| Sunday Night | 62°F | Showers And Thunderstorms | 6 mph NNE | 80% |
| Monday | 71°F | Showers And Thunderstorms | 5 to 8 mph NNE | 80% |
| Monday Night | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 3 to 8 mph NNE | 24% |
| Tuesday | 68°F | Mostly Cloudy | 8 mph NNE | 4% |
| Tuesday Night | 49°F | Partly Cloudy | 2 to 6 mph NE | 1% |
| Wednesday | 72°F | Mostly Sunny | 5 mph NE | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 0 to 3 mph ENE | 2% |
| Thursday | 74°F | Partly Sunny | 3 mph ENE | 14% |
| Thursday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph ENE | 19% |
| Friday | 75°F | Slight Chance Rain Showers | 1 to 5 mph E | 24% |
Forecast source: National Weather Service (api.weather.gov) for Grand Pass (39.205, -93.443). Updated through the day.
Growing snapshot for Grand Pass
Last spring frost
Apr 6
First fall frost
Oct 30
Growing season
207 days
Hardiness zone
6b
More local growing data for Grand Pass: nearby ZIP 65339 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Arrow Rock
Blackburn
Emma
Gilliam
Malta Bend
Marshall
Miami
Mount Leonard
Nelson
Slater
Sweet Springs
Climate data from the nearest NOAA station, Waverly, Mo (8.6 mi from Grand Pass). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.