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New Market, MO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for New Market, a community in Platte County, Missouri.

This Afternoon
94°F
Sunny
Sunny, with a high near 94. Heat index values as high as 97. South southwest wind around 10 mph.

7-day forecast for New Market

WhenTempForecastWindPrecip
This Afternoon 94°F Sunny 10 mph SSW 8%
Tonight 66°F Chance Showers And Thunderstorms then Showers And Thunderstorms 7 mph W 69%
Sunday 77°F Chance Showers And Thunderstorms 5 to 9 mph NNE 38%
Sunday Night 61°F Showers And Thunderstorms Likely 5 to 9 mph N 48%
Monday 68°F Rain Showers Likely 7 to 10 mph N 48%
Monday Night 54°F Chance Rain Showers then Mostly Cloudy 6 to 10 mph NNE 29%
Tuesday 65°F Partly Sunny 8 mph NNE 7%
Tuesday Night 50°F Partly Cloudy 3 to 7 mph NE 4%
Wednesday 68°F Mostly Sunny 5 mph ENE 0%
Wednesday Night 53°F Partly Cloudy 5 mph E 8%
Thursday 73°F Chance Rain Showers 5 mph SE 26%
Thursday Night 59°F Chance Rain Showers 3 mph E 31%
Friday 76°F Chance Rain Showers 6 mph E 33%
Friday Night 61°F Mostly Cloudy then Slight Chance Rain Showers 5 mph E 19%

Forecast source: National Weather Service (api.weather.gov) for New Market (39.502, -94.799). Updated through the day.

Growing snapshot for New Market

Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
183 days
Hardiness zone
6a

More local growing data for New Market: nearby ZIP 64439 weather · frost dates · planting calendar · Missouri frost dates

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Climate data from the nearest NOAA station, Smithville Lake, Mo (14.3 mi from New Market). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.