Jefferson County, MO Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

58°F
Feels Like 58°F  
Humidity 90% Dew Point 55°F Wind Calm Barometer 29.89 in.759.2 mm
Report from a personal weather station 3.3 miles NNE of central Jefferson County
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Point Forecast at a Glance

FriNov 14
Fri Nov 14: Increasing Clouds, Low 59F
 
59
SatNov 15
Sat Nov 15: Mostly Sunny, High 79F, Low 44F
79
44
SunNov 16
Sun Nov 16: Sunny, High 60F, Low 36F
60
36
MonNov 17
Mon Nov 17: Rain, High 58F, Low 45F
30%
58
45
TueNov 18
Tue Nov 18: Mostly Sunny, High 63F, Low 38F
63
38
WedNov 19
Wed Nov 19: Rain, High 59F, Low 45F
30%
59
45
ThuNov 20
Thu Nov 20: Rain Likely, High 63F, Low 44F
60%
63
44

7-Day Temperature Trend

Week Ahead Summary

High temperatures drop from 79°F to a low of 58°F, then recover to 63°F by week's end. Some rain possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 7°F above the historical average for November. Normal highs for this period are around 56°F with lows around 35°F.

This Date in Weather History

1974 - A storm produced 15 inches of snow at the Buffalo, NY, airport, and 30 inches on the south shore of Lake Erie.

More on this and other weather history

Jefferson County, MO 7 Day Weather Forecast Details

Friday Nov 14

Increasing Clouds

Night: Increasing clouds, with a low around 59. South wind around 6 mph.

Saturday Nov 15

Mostly Sunny

Day: Mostly sunny, with a high near 79. Southwest wind 6 to 10 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

Mostly Clear

Night: Mostly clear, with a low around 44. West wind around 6 mph becoming calm after midnight.

Sunday Nov 16

Sunny

Day: Sunny, with a high near 60. Light north wind.

Mostly Clear

Night: Mostly clear, with a low around 36. Calm wind.

Monday Nov 17

Rain

Day: A 30 percent chance of rain after noon. Mostly sunny, with a high near 58.

Rain

Night: A 50 percent chance of rain. Mostly cloudy, with a low around 45.

Tuesday Nov 18

Mostly Sunny

Day: Mostly sunny, with a high near 63.

Mostly Cloudy

Night: Mostly cloudy, with a low around 38.

Wednesday Nov 19

Rain

Day: A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 59.

Rain

Night: A 50 percent chance of rain. Mostly cloudy, with a low around 45.

Thursday Nov 20

Rain Likely

Day: Rain likely. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

Rain

Night: A 50 percent chance of rain. Mostly cloudy, with a low around 44.

Friday Nov 21

Rain

Day: A 40 percent chance of rain. Partly sunny, with a high near 60.


About Jefferson County, MO

Jefferson County is located in the eastern portion of the U.S. state of Missouri. It is a part of the St. Louis Metropolitan Area. As of the 2020 census, the population was 226,739, making it the sixth-most populous county in Missouri. Its county seat is Hillsboro. The county was organized in 1818 and named in honor of former president Thomas Jefferson. In 1980, according to the U.S. census held that year, the county contained the mean center of U.S. population. Notably, this was the first census in which the center of population was west of the Mississippi River. Jefferson County is part of the St. Louis Metropolitan Statistical Area and encompasses many of the city's southern suburbs.

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

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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.