What is today's weather forecast for Ballwin, MO?

Today's forecast for Ballwin shows a low of 12 degrees Fahrenheit. Clear, with a low around 12.

What is the 7-day weather forecast for Ballwin, MO?

The 7-day forecast for Ballwin shows highs from 32 to 47 degrees and lows from 12 to 33 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Ballwin, MO this week?

Yes, rain is possible in Ballwin this week. Precipitation chances: Saturday (20% chance), Sunday (30% chance), Wednesday (30% chance).

How accurate is the Ballwin weather forecast?

WeatherForYou provides highly accurate Ballwin forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Ballwin, MO Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

21°F
Feels Like 21°F

Humidity 68% Dew Point 12°F Wind Calm Barometer 30.36 in.

Report from a personal weather station 0.9 mi. SSE of central Ballwin
at 5:43 PM Thu, Dec 4, 2025

Point Forecast at a Glance

ThuDec 4

FriDec 5

SatDec 6

SunDec 7

30%

MonDec 8

TueDec 9

WedDec 10

30%

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 32°F to 47°F. Some precipitation possible with wintry mix on at least one day.

Climate Context

This week's forecast shows temperatures running 6°F below the historical average for December. Normal highs for this period are around 45°F with lows around 27°F.

This Date in Weather History

1987 - A cold front crossing the Pacific Coast Region brought high winds and heavy rain to California. Thunderstorm winds gusted to 55 mph at Newport Beach CA, and Mount Wilson CA was drenched with 2.17 inches of rain in six hours. Gale force winds prevailed along the Northern Pacific Coast, and winds in the Tehachapis Mountains of southern California gusted to 60 mph.

Ballwin, MO 7 Day Weather Forecast Details

Thursday Dec 4

Night: Clear, with a low around 12. Light and variable wind.

Friday Dec 5

Day: Sunny, with a high near 40. Calm wind becoming south 5 to 7 mph in the morning.

Night: Increasing clouds, with a low around 27. South wind around 6 mph becoming west after midnight.

Saturday Dec 6

Day: Partly sunny, with a high near 38. Light and variable wind.

Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 29. East wind 3 to 5 mph.

Sunday Dec 7

Day: A chance of rain and snow, mainly before noon. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

Night: Mostly cloudy, with a low around 16.

Monday Dec 8

Day: Mostly sunny, with a high near 32.

Night: Partly cloudy, with a low around 24.

Tuesday Dec 9

Day: Mostly sunny, with a high near 45.

Night: Mostly cloudy, with a low around 33.

Wednesday Dec 10

Day: A 30 percent chance of rain. Mostly cloudy, with a high near 47.

Night: Mostly cloudy, with a low around 24.

Thursday Dec 11

Day: Partly sunny, with a high near 35.

About Ballwin, MO

Ballwin is a western suburb of St. Louis, located in St. Louis County, Missouri, United States. The population was 31,103 as of the 2020 census.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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