Mount Olive, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Partly Cloudy 4°F
Feels Like -8°F  
Humidity 75% Dew Point -2°F Wind SSE 7 MPH Barometer 30.56 in.
Visibility 10 mi.
Report from a MADIS/MESONET weather station 6.7 mi. NNE of central Mount Olive
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Point Forecast at a Glance

SunDec 14
Sun Dec 14: Mostly Clear, Low 7F
 
7
MonDec 15
Mon Dec 15: Sunny, High 36F, Low 22F
36
22
TueDec 16
Tue Dec 16: Sunny, High 45F, Low 32F
45
32
WedDec 17
Wed Dec 17: Mostly Sunny, High 49F, Low 40F
49
40
ThuDec 18
Thu Dec 18: Showers Likely, High 54F, Low 16F
60%
54
16
FriDec 19
Fri Dec 19: Mostly Sunny, High 32F, Low 26F
32
26
SatDec 20
Sat Dec 20: Partly Sunny, High 51F, Low 31F
51
31

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7-Day Temperature Trend

Week Ahead Summary

High temperatures start near 36°F, reaching 54°F before cooling to 32°F, then recovering to 51°F by week's end. Some rain possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

Temperatures are expected to be near normal for this time of year, with highs around 42°F and lows around 26°F.

This Date in Weather History

1924 - The temperature at Helena, MT, plunged 79 degrees in 24 hours, and 88 degrees in 34 hours. The mercury plummeted from 63 above to 25 below zero. At Fairfield MT the temperature plunged 84 degrees in just 12 hours, from 63 at Noon to 21 below zero at midnight.

More on this and other weather history

Mount Olive, IL 7 Day Weather Forecast Details

Sunday Dec 14

Mostly Clear

Night: Mostly clear, with a temperature rising to around 7 by 4am. Wind chill values as low as -10. South wind 7 to 10 mph, with gusts as high as 20 mph.

Monday Dec 15

Sunny

Day: Sunny, with a high near 36. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.

Mostly Clear

Night: Mostly clear, with a low around 22. Southwest wind around 8 mph.

Tuesday Dec 16

Sunny

Day: Sunny, with a high near 45. South wind 5 to 10 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 32. Southwest wind 5 to 8 mph.

Wednesday Dec 17

Mostly Sunny

Day: Mostly sunny, with a high near 49.

Showers

Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 40.

Thursday Dec 18

Showers Likely

Day: Showers likely, mainly before noon. Partly sunny, with a high near 54. Breezy. Chance of precipitation is 60%.

Partly Cloudy

Night: Partly cloudy, with a low around 16.

Friday Dec 19

Mostly Sunny

Day: Mostly sunny, with a high near 32.

Mostly Cloudy

Night: Mostly cloudy, with a low around 26.

Saturday Dec 20

Partly Sunny

Day: Partly sunny, with a high near 51.

Rain

Night: A 20 percent chance of rain. Mostly cloudy, with a low around 31.

Sunday Dec 21

Partly Sunny

Day: Partly sunny, with a high near 42.


About Mount Olive, IL

Mount Olive is a city in Macoupin County, Illinois, United States. The population was 2,015 at the 2020 census. The city is part of the Metro East region within the St. Louis metropolitan area.

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.