What is today's weather forecast for Percy, IL?

Today's forecast for Percy shows a high of 55 degrees and a low of 45 degrees Fahrenheit. Sunny, with a high near 55.

What is the 7-day weather forecast for Percy, IL?

The 7-day forecast for Percy shows highs from 40 to 57 degrees and lows from 23 to 45 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Percy, IL this week?

Yes, rain is possible in Percy this week. Precipitation chances: Wednesday (30% chance), Thursday (100% chance), Sunday (20% chance).

How accurate is the Percy weather forecast?

WeatherForYou provides highly accurate Percy 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.

Percy, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

40°F
Feels Like 36°F

Humidity 57% Dew Point 26°F Wind SSW 6 MPH Barometer 30.04 in.

Visibility 10 mi.

Report from a NOAA weather station 10.2 mi. NNW of central Percy
at 4:15 AM Wed, Dec 17, 2025

Point Forecast at a Glance

WedDec 17

ThuDec 18

100%

FriDec 19

SatDec 20

SunDec 21

MonDec 22

TueDec 23

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures with a significant drop to 40°F mid-week, recovering to 57°F. Some precipitation possible with wintry mix on at least one day.

Climate Context

This week's forecast shows temperatures running 5°F above 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 storm in the southwestern U.S. brought heavy rain and heavy snow to parts of California, Nevada, Arizona, Utah and New Mexico. Charleston NV was blanketed with 12 inches of snow. Lake Havasu City AZ was drenched with 2.26 inches of rain.

Percy, IL 7 Day Weather Forecast Details

Wednesday Dec 17

Day: Sunny, with a high near 55. Southwest wind 3 to 7 mph.

Night: A 30 percent chance of rain and thunderstorms, mainly after 4am. Increasing clouds, with a low around 45. South wind 8 to 18 mph, with gusts as high as 30 mph.

Thursday Dec 18

Day: Rain and possibly a thunderstorm before noon, then rain likely. Temperature rising to near 55 by 10am, then falling to around 45 during the remainder of the day. Breezy, with a south wind 14 to 21 mph becoming west in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%.

Night: Mostly clear, with a low around 23. West wind 8 to 16 mph, with gusts as high as 25 mph.

Friday Dec 19

Day: Sunny, with a high near 40. West wind 6 to 8 mph becoming south in the afternoon.

Night: Partly cloudy, with a low around 32.

Saturday Dec 20

Day: Mostly sunny, with a high near 54.

Night: Mostly cloudy, with a low around 31.

Sunday Dec 21

Day: Mostly sunny, with a high near 46.

Night: A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.

Monday Dec 22

Day: Partly sunny, with a high near 45.

Night: Mostly cloudy, with a low around 39.

Tuesday Dec 23

Day: Partly sunny, with a high near 57.

About Percy, IL

Percy is a village in Randolph County, Illinois, United States. The population was 970 at the 2010 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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