Current Weather in Chambersburg, IL

Updated: Sun Oct 4th 2026 5:30 PM CDT
Sunny

74°F 23°C

Feels Like 67°F / 19°C

Chambersburg, IL  weather condition is Sunny and 74°F.

Today's Weather in Chambersburg,IL

The current weather in Chambersburg IL as of 5:30 PM CDT on Sun Oct 4th 2026, has a sky condition of Sunny with the visibility of 6 mile(s) and the UV index at 0.9. It is 74 degrees fahrenheit but feels like 67 degrees with a forecasted high of 77 and low of 52. The barometric pressure is 30.15 - measured by inches of mercury - and is steady since its last observation. The humidity is 41 percent that's rising since the last report, with a dew point of 49 degrees fahrenheit which is falling. Wind direction is from the North-Northwest at 11.9 miles per hour, gusting at 12.1 miles per hour. Sunrise was at 7:01 AM and Sunset is at 6:40 PM. The moon phase is a Last Quarter moon but will not be observable. Thank you for listening to the weather report from LocalConditions.com!

Listen to this weather report - press Read

  • Barometer 30.15 inHg. steady
  • Humidity 41% rising
  • Heat Index 76°F
  • Wind from NNW. 11.9 mph
  • Wind Gust 12.1 miles per hour
  • Wind Chill 74°F
  • UV Index 0.9
  • Dew Point 49°F falling
  • Visibility 6 mi.
  • Sunrise 7:01 AM
  • Sunset 6:40 PM
  • Moonrise Not Observable
  • Moonset 3:18 PM
  • Moon Phase Last Quarter Moon 34%

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Hourly Forecast - Next 8 hours

10 Day Forecast

Sunny

Sunny with a high of 77°F and a low of 52°F. 2% possible chance of rain predicted. Winds will be moderate, blowing around 13mph. Humidity levels are comfortable, sitting around 53%.

Temperature Humidity Rainfall Snow Wind
Hi 77° | Lo 52° 53% 2% 0% 12.3 mph

Sunny

Sunny with a high of 73°F and a low of 48°F. 3% possible chance of rain predicted. Winds will be light at 7mph at times. Humidity levels are comfortable, sitting around 58%.

Temperature Humidity Rainfall Snow Wind
Hi 73° | Lo 48° 58% 3% 0% 6.7 mph

Sunny

Sunny with a high of 80°F and a low of 50°F. 1% possible chance of rain predicted. Winds will be moderate, blowing around 12mph. Humidity levels are comfortable, sitting around 46%.

Temperature Humidity Rainfall Snow Wind
Hi 80° | Lo 50° 46% 1% 0% 11.9 mph

Sunny

Sunny with a high of 87°F and a low of 58°F. 4% possible chance of rain predicted. Winds will be moderate, blowing around 12mph. Humidity levels are comfortable, sitting around 52%.

Temperature Humidity Rainfall Snow Wind
Hi 87° | Lo 58° 52% 4% 0% 11.4 mph

Sunny

Sunny with a high of 76°F and a low of 56°F. 4% possible chance of rain predicted. Winds will be light at 10mph at times. Humidity levels are comfortable, sitting around 44%.

Temperature Humidity Rainfall Snow Wind
Hi 76° | Lo 56° 44% 4% 0% 9.4 mph

Weather Radar Map

Live Chambersburg, IL weather with granular precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Thursday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.

Hourly Temperature

 

The current temperature today is 74°F. The morning temperature of 52°F is lowest at 5am with the daytime high of 77°F at 2pm and a low around 54°F at 11pm is expected.

Hourly Barometric Pressure

 

The highest pressure today is 30.26inHg at 11pm and lowest being 30.13inHg at 12am.

Hourly Wind Speeds

 

The fastest wind is reported to be 12.3mph at 4pm, while the slowest is 2.9mph around 12am; expect wind gusts peaking 18.9mph at 7pm.

More Weather Charts

Current National Weather

 

Rain and Heatwave: Southern U.S. and Western U.S. Weather Update 10-04 to 10-06
Updated Sun Oct 4th 2026, 2:54am PDT

Here's what we can expect for the upcoming days: Heavy rain is targeting the Gulf Coast and Southeast, while a significant heatwave is building in the Western U.S.. A tropical wave in the Gulf is mixing with a cool air mass over the eastern parts of the country, leading to more rain. For the lower Texas coast, heavy rain is expected today with up to 7 inches possible in some areas. A stationary front is pushing rain from the central Gulf Coast to the Carolinas, especially heavy from Gulf Shores to the Florida Panhandle. Flood Watches are in place from coastal Mississippi to the Florida Panhandle. The rain should ease by Monday morning as the front moves south. Meanwhile, in the Northeast, expect showers this morning and cooler, pleasant weather for Monday and Tuesday, with a few showers sticking around in Florida. On the other side of the country, the heat is on! A high-pressure system is bringing a heatwave to the west, with temperatures 15 to 20 degrees above average. Southern California could see highs into the 100s, and even the overnight lows will be warm. Extreme Heat Warnings are in effect, so stay cool!

This weather report is valid for ZIP code 62323, accurately covering the area of Chambersburg, IL.