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Creve Coeur, MO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Creve Coeur, a city in St. Louis County, Missouri.

Today
90°F
Sunny
Sunny, with a high near 90. South wind around 3 mph.

7-day forecast for Creve Coeur

WhenTempForecastWindPrecip
Today 90°F Sunny 3 mph S 0%
Tonight 70°F Mostly Clear 5 mph SE 0%
Wednesday 91°F Sunny 6 mph S 11%
Wednesday Night 72°F Chance Showers And Thunderstorms 7 mph S 68%
Thursday 87°F Showers And Thunderstorms Likely 6 mph S 68%
Thursday Night 71°F Chance Showers And Thunderstorms 5 mph SE 29%
Friday 88°F Chance Showers And Thunderstorms 5 mph SW 29%
Friday Night 72°F Chance Showers And Thunderstorms 3 mph S 27%
Saturday 90°F Chance Showers And Thunderstorms then Mostly Sunny 5 mph SW 27%
Saturday Night 74°F Mostly Clear 6 mph S 7%
Sunday 93°F Sunny 8 mph SW 6%
Sunday Night 76°F Mostly Clear 7 mph S 5%
Monday 94°F Sunny 8 mph SW 5%
Monday Night 77°F Slight Chance Showers And Thunderstorms 8 mph S 16%

Forecast source: National Weather Service (api.weather.gov) for Creve Coeur (38.662, -90.443). Updated through the day.

Growing snapshot for Creve Coeur

Last spring frost
Apr 4
First fall frost
Oct 29
Growing season
206 days
Hardiness zone
7a

More local growing data for Creve Coeur: nearby ZIP 63141 weather · frost dates · planting calendar · Missouri frost dates

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Climate data from the nearest NOAA station, St Charles 7 Ssw, Mo (4.1 mi from Creve Coeur). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.