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

Today's forecast for Mehlville shows a low of 16 degrees Fahrenheit. A chance of flurries before 3am.

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

The 7-day forecast for Mehlville shows highs from 24 to 48 degrees and lows from 14 to 33 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Mehlville, MO this week?

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

How accurate is the Mehlville weather forecast?

WeatherForYou provides highly accurate Mehlville 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.

Mehlville, MO Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

25°F
Feels Like 20°F

Humidity 87% Dew Point 22°F Wind NE 4 MPH Gusts 4 Barometer 30.17 in.

Report from a personal weather station 1.8 mi. WNW of central Mehlville
at 2:47 AM Thu, Dec 4, 2025

Point Forecast at a Glance

WedDec 3

ThuDec 4

FriDec 5

SatDec 6

SunDec 7

20%

MonDec 8

TueDec 9

7-Day Temperature Trend

Week Ahead Summary

High temperatures climb from 24°F to a high of 44°F by week's end. Some snow possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 8°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

1982 - The temperature in New York City's Central Park reached 72 degrees to establish a record high for December. The month as a whole was also the warmest of record.

Mehlville, MO 7 Day Weather Forecast Details

Wednesday Dec 3

Night: A chance of flurries before 3am. Cloudy, with a low around 16. North wind 5 to 8 mph.

Thursday Dec 4

Day: Partly sunny, with a high near 24. North wind 5 to 8 mph.

Night: Partly cloudy, with a low around 14. Light and variable wind.

Friday Dec 5

Day: Sunny, with a high near 41. Calm wind becoming south around 5 mph in the afternoon.

Night: Mostly cloudy, with a low around 27. South wind around 5 mph becoming calm after midnight.

Saturday Dec 6

Day: Partly sunny, with a high near 38.

Night: A 30 percent chance of snow after midnight. Cloudy, with a low around 28.

Sunday Dec 7

Day: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 33.

Night: Mostly cloudy, with a low around 19.

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 44.

Night: Mostly cloudy, with a low around 33.

Wednesday Dec 10

Day: A 20 percent chance of rain. Mostly cloudy, with a high near 48.

About Mehlville, MO

Mehlville is an unincorporated community and census-designated place (CDP) in south St. Louis County, Missouri, United States, an area locally known as "South County". It is an inner-ring suburb of St. Louis, and part of the Greater St. Louis metropolitan area.

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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