Armstrong, Illinois Weather
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Weather Forecast for Armstrong, Illinois : Vermilion County
Issued: 7:25 am CDT Sep 16, 2025 Latitude: 40.3064245 Longitude: -87.8778088 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Sunny on Today Mostly Clear on Tonight Sunny on Wednesday Sunny on Thursday Partly Sunny on Friday 40% chance of thunderstorms on Saturday 20% chance of on Sunday 20% chance of on Monday
High: 90°F Low: 57°F High: 89°F High: 90°F High: 90°F High: 83°F High: 81°F High: 83°F
Low: 59°F Low: 61°F Low: 62°F Low: 61°F Low: 63°F  
Mostly Sunny Mostly Clear Sunny Sunny Partly Sunny Thunderstorms Partly Sunny Partly Sunny
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Current Conditions at
RANTOUL - (KTIP)
63°
Partly Cloudy
as of 7:15 AM CDST
Rel. Humidity: 72%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
6 MPH
060° Northeast
Cloud Level(s): Scattered at 200ft
Current Conditions at
DANVILLE - (KDNV)
61°
Clear
as of 7:15 AM CDST
Rel. Humidity: 77%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
5 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
CHAMPAIGN - (KCMI)
63°
Clear
as of 6:53 AM CDST
Rel. Humidity: 77%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
6 MPH
070° East
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 90. Northeast wind 5 to 8 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 57. North northeast wind around 5 mph becoming calm after midnight.
Sunny on Wednesday Wednesday... Sunny, with a high near 89. Light and variable wind.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 59. Calm wind.
Sunny on Thursday Thursday... Sunny, with a high near 90. Calm wind.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 61. Calm wind.
Partly Sunny on Friday Friday... Partly sunny, with a high near 90. Calm wind becoming south around 6 mph in the afternoon.
30% chance of rain Friday Night Friday Night... A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 62.
40% chance of thunderstorms Saturday Saturday... A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 40%.
30% chance of rain Saturday Night Saturday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 61.
20% chance of Sunday Sunday... A chance of showers. Partly sunny, with a high near 81.
20% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
20% chance of Monday Monday... A chance of showers. Partly sunny, with a high near 83.
Sun Almanac for Armstrong, Illinois
Sunrise: 06:34 AM
Sunset: 6:58 PM
Civil Sunrise:06:07 AM
Civil Sunset: 7:26 PM
Nautical Sunrise: 05:35 AM
Nautical Sunset: 7:58 PM
Astro Sunrise: 05:02 AM
Astro Sunset: 8:31 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.