Riverton, IL Weather Forecast

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Riverton, IL Weather Forecast

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Riverton IL weather  - Overcast - 66°F
Overcast
66°F
Updated 2:23 pm
Feels Like 60°F
Humidity 83%
Wind NE 9 mph
Barometer  30.06 in
Dew Point 61°F
Riverton IL weather  - Overcast - 19°C
Overcast
19°C
Updated 2:23 pm
Feels Like 16°C
Humidity 83%
Wind NE 14 km/h
Barometer  101.7 kPa
Dew Point 16°C

Riverton Weather Forecast

THIS AFTERNOON TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT
Riverton, IL Weather - This Afternoon Cloudy Riverton, IL Weather - Tonight Mostly Cloudy Riverton, IL Weather - Tuesday Mostly Cloudy Riverton, IL Weather - Tuesday Night Partly Cloudy Riverton, IL Weather - Wednesday Mostly Sunny Riverton, IL Weather - Wednesday Night Partly Cloudy Riverton, IL Weather - Thursday Partly Cloudy Riverton, IL Weather - Thursday Night Partly Cloudy Riverton, IL Weather - Friday Partly Cloudy Riverton, IL Weather - Friday Night Partly Cloudy Riverton, IL Weather - Saturday Partly Sunny Riverton, IL Weather - Saturday Night Partly Cloudy
Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Mostly Sunny Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Sunny Partly Cloudy
Hi: 65°FHi: 18°C
Lo: 59°FLo: 15°C Hi: 69°FHi: 21°C
Lo: 51°FLo: 11°C Hi: 71°FHi: 22°C
Hi: 75°FHi: 24°C
Lo: 51°FLo: 11°C
Hi: 75°FHi: 24°C
Lo: 51°FLo: 11°C
Lo: 55°FLo: 13°C Hi: 75°FHi: 24°C
Lo: 51°FLo: 11°C
Hi: 75°FHi: 24°C
Lo: 51°FLo: 11°C
Hi: 71°FHi: 22°C
Hi: 80°FHi: 27°C
Lo: 55°FLo: 13°C
POP = Probability of Precipitation.
Weather Outlook Updated: 122 PM CDT Mon Sep 21 2026 Riverton, IL Weather - WeatherWorld.com

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Riverton Forecast Discussion

Meteorlogic Glosserator
Instant definitions for any meteorological term.

Issued: 144 PM CDT Mon Sep 21 2026

Key Messages

  • Cooler weather will prevail this week as high temperatures range from the 60s to 70s.

Discussion

... Issued at 144 PM CDT Mon Sep 21 2026

Water vapor imagery early this afternoon shows an upper low spinning over eastern Nebraska/western Iowa with ridging on both sides of it. At the surface, a cold/stationary front is draped from the Mid- Atlantic states westward into Arkansas with high pressure centered over Ontario. Widespread cloud cover will remain in place through at least Tuesday m...