Harman US

Big Lake, MO Weather & Growing Conditions

Today
87°F
Partly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 87. South southeast wind around 5 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 87°F Partly Sunny then Slight Chance Showers And Thunderstorms 5 mph SSE 17%
Tonight 66°F Showers And Thunderstorms Likely 6 to 9 mph NNE 58%
Wednesday 77°F Showers And Thunderstorms Likely 9 mph NE 58%
Wednesday Night 62°F Chance Showers And Thunderstorms 2 to 9 mph NE 38%
Thursday 82°F Slight Chance Showers And Thunderstorms then Mostly Sunny 3 mph ENE 21%
Thursday Night 65°F Mostly Clear 3 mph ESE 14%
Friday 86°F Mostly Sunny 3 to 7 mph SSE 14%
Friday Night 69°F Clear 5 mph SSE 7%
Saturday 91°F Sunny 5 to 10 mph S 3%
Saturday Night 74°F Mostly Clear 13 mph S 3%
Sunday 93°F Mostly Sunny 10 to 14 mph S 3%
Sunday Night 74°F Partly Cloudy 14 mph S 5%
Monday 94°F Mostly Sunny 12 to 16 mph SSW 4%
Monday Night 75°F Partly Cloudy 15 mph S 9%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Big Lake, MO

Last spring frost
Apr 18
First fall frost
Oct 14
Growing season
177 days
Hardiness zone
6a

Explore more for Big Lake, MO: full frost dates · planting calendar · Missouri frost dates

Climate data from the nearest NOAA station, Falls City 4Ne, Ne (9.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.