Harman US

Big Lake, MO Weather & Growing Conditions

Overnight
71°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 71. South wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Overnight 71°F Chance Showers And Thunderstorms 8 mph S 36%
Saturday 87°F Chance Showers And Thunderstorms 6 to 9 mph SSW 38%
Saturday Night 65°F Showers And Thunderstorms Likely 7 mph NNW 76%
Sunday 72°F Chance Showers And Thunderstorms 5 to 9 mph NNE 42%
Sunday Night 60°F Chance Showers And Thunderstorms 8 mph NNE 42%
Monday 64°F Chance Rain Showers 9 mph NNE 34%
Monday Night 53°F Mostly Cloudy 5 to 8 mph NNE 14%
Tuesday 63°F Mostly Cloudy 8 mph NE 3%
Tuesday Night 49°F Partly Cloudy 5 mph ENE 0%
Wednesday 66°F Mostly Sunny 5 mph E 1%
Wednesday Night 53°F Partly Cloudy then Slight Chance Rain Showers 2 mph ESE 15%
Thursday 69°F Chance Rain Showers 5 mph ESE 28%
Thursday Night 58°F Chance Rain Showers 3 mph ESE 28%
Friday 69°F Chance Rain Showers 6 mph ESE 30%

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 Sep 19, 2026.