Riverton, IL 14 Day Weather - 62561 WeatherWorld.com
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Riverton, IL Weather Forecast


Riverton, IL Weather Forecast Dated: 649 PM Thu Sep 10 2026
Expect a very warm period with more clouds than sun and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.
Thursday, September 10, 2026
Mid-Morning
70°F 21°C
Light Rain
Mid-Afternoon
80°F 27°C
Rain
Early-Evening
72°F 22°C
Rain
Warm and summery around 80°F 27°C (feels like 83°F 28°C), rounds of showers expected off and on all day, with steady humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
67°F 19°C
Overcast
Mid-Afternoon
80°F 27°C
Scattered Showers
Early-Evening
78°F 26°C
Overcast
Balmy with temperatures reaching 80°F 27°C, scattered downpours possible, with lower humidity and barometric pressure falling.
Saturday, September 12, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
88°F 31°C
Cloudy
Early-Evening
81°F 27°C
Overcast
Quite warm around 88°F 31°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.
Sunday, September 13, 2026
Mid-Morning
76°F 25°C
Overcast
Mid-Afternoon
93°F 34°C
Overcast
Early-Evening
80°F 27°C
Overcast
Hot temperatures near 93°F 34°C, overcast throughout the day, with steady humidity and steady pressure. Winds picking up from NW at 0 mph 0 km/h to ENE at 12 mph 20 km/h.
Monday, September 14, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
91°F 32°C
Sunny
Very hot with a high of 96°F 36°C, sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the SSW at 14 mph 22 km/h. Gusts up to 20 mph 32 km/h.
Tuesday, September 15, 2026
Mid-Morning
84°F 29°C
Partly Cloudy
Mid-Afternoon
90°F 32°C
Partly Cloudy
Early-Evening
80°F 27°C
Scattered Showers
Very hot with a high of 90°F 32°C, feeling closer to 93°F 34°C in the humidity, locally heavy downpours at times, with increasing humidity and steady pressure. Winds moving from the SW to the SE at 7 mph 11 km/h.
Wednesday, September 16, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
70°F 21°C
Light Showers
Early-Evening
65°F 18°C
Overcast
Comfortable with temperatures reaching 70°F 21°C, drier morning followed by scattered afternoon showers, with steady humidity and steady pressure. Winds swinging from the N to the NNE at 10 mph 16 km/h.
Thursday, September 17, 2026
Mid-Morning
64°F 18°C
Scattered Showers
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
68°F 20°C
Cloudy
Enjoyable around 76°F 24°C, scattered downpours possible, with lower humidity and steady pressure. Winds shifting from the NE to the ENE at 9 mph 15 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Partly Cloudy
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
69°F 21°C
Partly Cloudy
Mild temperatures up to 78°F 26°C, cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the E to the ENE at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
78°F 26°C
Overcast
Early-Evening
70°F 21°C
Overcast
Mild with a high of 78°F 26°C, overcast throughout the day, with lower humidity and steady pressure. Winds out of the ENE at 7 mph 12 km/h.
Sunday, September 20, 2026
Mid-Morning
67°F 20°C
Overcast
Mid-Afternoon
77°F 25°C
Overcast
Early-Evening
71°F 22°C
Overcast
Pleasant near 77°F 25°C, overcast throughout the day, with lower humidity and steady pressure. Winds moving from the E to the ENE at 8 mph 13 km/h.
Monday, September 21, 2026
Mid-Morning
67°F 20°C
Cloudy
Mid-Afternoon
68°F 20°C
Light Showers
Early-Evening
65°F 19°C
Scattered Showers
Comfortable with temperatures reaching 68°F 20°C, locally heavy downpours at times, with increasing humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
66°F 19°C
Light Fog
Mid-Afternoon
83°F 29°C
Partly Cloudy
Early-Evening
73°F 23°C
Sunny
Quite warm around 83°F 29°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the WSW to the NNW at 12 mph 18 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, September 23, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
65°F 18°C
Partly Cloudy
Early-Evening
62°F 17°C
Overcast
Mildly cool near 65°F 18°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds shifting from the NNW to the NNE at 11 mph 18 km/h.
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