Harman US

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

WhenTempForecastWindPrecip
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

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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.