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Riverton IL Weather - Overcast - 76°F
Overcast
76°F
Updated 6:49 pm
Feels Like 78°F
Humidity 79%
Wind NW 6 mph
Barometer  29.98 in
Dew Point 69°F
Riverton IL Weather - Overcast - 24°C
Overcast
24°C
Updated 6:49 pm
Feels Like 26°C
Humidity 79%
Wind NW 10 km/h
Barometer  101.5 kPa
Dew Point 21°C
Riverton, IL Weather and Current Conditionsriverton il weather forecast

Riverton, IL Weather Forecast

Riverton Illinois WeatherRiverton, Illinois Weather Weather Forecast
14 day API forecast for Riverton, Illinois. Note. The 7-day weather forecast for Riverton, IL is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
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
Riverton Weather - 2026-09-10 - Morning - Light Rain
70°F 21°C
Light Rain
Mid-Afternoon
Riverton Weather - 2026-09-10 - Afternoon - Rain
80°F 27°C
Rain
Early-Evening
Riverton Weather - 2026-09-10 - Evening - Rain
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
Riverton Weather - 2026-09-11 - Morning - Overcast
67°F 19°C
Overcast
Mid-Afternoon
Riverton Weather - 2026-09-11 - Afternoon - Scattered Showers
80°F 27°C
Scattered Showers
Early-Evening
Riverton Weather - 2026-09-11 - Evening - Overcast
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
Riverton Weather - 2026-09-12 - Morning - Sunny
73°F 23°C
Sunny
Mid-Afternoon
Riverton Weather - 2026-09-12 - Afternoon - Cloudy
88°F 31°C
Cloudy
Early-Evening
Riverton Weather - 2026-09-12 - Evening - Overcast
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
Riverton Weather - 2026-09-13 - Morning - Overcast
76°F 25°C
Overcast
Mid-Afternoon
Riverton Weather - 2026-09-13 - Afternoon - Overcast
93°F 34°C
Overcast
Early-Evening
Riverton Weather - 2026-09-13 - Evening - Overcast
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
Riverton Weather - 2026-09-14 - Morning - Sunny
80°F 27°C
Sunny
Mid-Afternoon
Riverton Weather - 2026-09-14 - Afternoon - Sunny
96°F 36°C
Sunny
Early-Evening
Riverton Weather - 2026-09-14 - Evening - Sunny
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
Riverton Weather - 2026-09-15 - Morning - Partly Cloudy
84°F 29°C
Partly Cloudy
Mid-Afternoon
Riverton Weather - 2026-09-15 - Afternoon - Partly Cloudy
90°F 32°C
Partly Cloudy
Early-Evening
Riverton Weather - 2026-09-15 - Evening - Scattered Showers
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
Riverton Weather - 2026-09-16 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Riverton Weather - 2026-09-16 - Afternoon - Light Showers
70°F 21°C
Light Showers
Early-Evening
Riverton Weather - 2026-09-16 - Evening - Overcast
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
Riverton Weather - 2026-09-17 - Morning - Scattered Showers
64°F 18°C
Scattered Showers
Mid-Afternoon
Riverton Weather - 2026-09-17 - Afternoon - Overcast
76°F 24°C
Overcast
Early-Evening
Riverton Weather - 2026-09-17 - Evening - Cloudy
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
Riverton Weather - 2026-09-18 - Morning - Partly Cloudy
63°F 17°C
Partly Cloudy
Mid-Afternoon
Riverton Weather - 2026-09-18 - Afternoon - Sunny
78°F 26°C
Sunny
Early-Evening
Riverton Weather - 2026-09-18 - Evening - Partly Cloudy
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
Riverton Weather - 2026-09-19 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Riverton Weather - 2026-09-19 - Afternoon - Overcast
78°F 26°C
Overcast
Early-Evening
Riverton Weather - 2026-09-19 - Evening - Overcast
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
Riverton Weather - 2026-09-20 - Morning - Overcast
67°F 20°C
Overcast
Mid-Afternoon
Riverton Weather - 2026-09-20 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Riverton Weather - 2026-09-20 - Evening - Overcast
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
Riverton Weather - 2026-09-21 - Morning - Cloudy
67°F 20°C
Cloudy
Mid-Afternoon
Riverton Weather - 2026-09-21 - Afternoon - Light Showers
68°F 20°C
Light Showers
Early-Evening
Riverton Weather - 2026-09-21 - Evening - Scattered Showers
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
Riverton Weather - 2026-09-22 - Morning - Light Fog
66°F 19°C
Light Fog
Mid-Afternoon
Riverton Weather - 2026-09-22 - Afternoon - Partly Cloudy
83°F 29°C
Partly Cloudy
Early-Evening
Riverton Weather - 2026-09-22 - Evening - Sunny
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
Riverton Weather - 2026-09-23 - Morning - Sunny
55°F 13°C
Sunny
Mid-Afternoon
Riverton Weather - 2026-09-23 - Afternoon - Partly Cloudy
65°F 18°C
Partly Cloudy
Early-Evening
Riverton Weather - 2026-09-23 - Evening - Overcast
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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Weather by the Numbers

Thu, 10th
Riverton IL Weather - Thursday, Sep 10, 2026 - Moderate Rain
Hi: 80°F 27°C
Lo: 67°F 19°C
Sunrise 06:34 AM
Sunset 07:15 PM
Wind N 4 mph6 km/h
Dew Point 68°F20°C
uv Index 2
Barometric Pressure 30.03 in1017 mb
POP 81% *
Humidity 77%
Fri, 11th
Riverton IL Weather - Friday, Sep 11, 2026 - Overcast
Hi: 80°F 27°C
Lo: 65°F 19°C
Sunrise 06:35 AM
Sunset 07:13 PM
Wind ESE 5 mph8 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 16% *
Humidity 64%
Sat, 12th
Riverton IL Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 88°F 31°C
Lo: 67°F 20°C
Sunrise 06:36 AM
Sunset 07:12 PM
Wind WSW 8 mph12 km/h
Dew Point 63°F17°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 46%
Sun, 13th
Riverton IL Weather - Sunday, Sep 13, 2026 - Overcast
Hi: 93°F 34°C
Lo: 69°F 20°C
Sunrise 06:37 AM
Sunset 07:10 PM
Wind SW 6 mph9 km/h
Dew Point 61°F16°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 10% *
Humidity 40%
Mon, 14th
Riverton IL Weather - Monday, Sep 14, 2026 - Sunny
Hi: 97°F 36°C
Lo: 67°F 20°C
Sunrise 06:38 AM
Sunset 07:08 PM
Wind S 8 mph13 km/h
Dew Point 63°F17°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 42%
Tue, 15th
Riverton IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 94°F 34°C
Lo: 73°F 23°C
Sunrise 06:39 AM
Sunset 07:07 PM
Wind W 11 mph18 km/h
Dew Point 63°F17°C
uv Index 8
Barometric Pressure 30 in1016 mb
POP 3% *
Humidity 39%
Wed, 16th
Riverton IL Weather - Wednesday, Sep 16, 2026 - Light Rain Shower
Hi: 73°F 23°C
Lo: 62°F 17°C
Sunrise 06:40 AM
Sunset 07:05 PM
Wind NNE 7 mph12 km/h
Dew Point 65°F18°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 60% *
Humidity 87%
Thu, 17th
Riverton IL Weather - Thursday, Sep 17, 2026 - Overcast
Hi: 76°F 24°C
Lo: 60°F 15°C
Sunrise 06:41 AM
Sunset 07:03 PM
Wind NE 13 mph21 km/h
Dew Point 53°F11°C
uv Index 5
Barometric Pressure 30.3 in1026 mb
POP 12% *
Humidity 51%
Fri, 18th
Riverton IL Weather - Friday, Sep 18, 2026 - Overcast
Hi: 79°F 26°C
Lo: 56°F 13°C
Sunrise 06:42 AM
Sunset 07:02 PM
Wind E 7 mph12 km/h
Dew Point 44°F6°C
uv Index 5
Barometric Pressure 30.21 in1023 mb
POP 2% *
Humidity 36%
Sat, 19th
Riverton IL Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 79°F 26°C
Lo: 56°F 13°C
Sunrise 06:43 AM
Sunset 07:00 PM
Wind ENE 7 mph12 km/h
Dew Point 44°F7°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 10% *
Humidity 37%
Sun, 20th
Riverton IL Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 79°F 26°C
Lo: 61°F 16°C
Sunrise 06:44 AM
Sunset 06:58 PM
Wind E 10 mph15 km/h
Dew Point 46°F8°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 10% *
Humidity 36%
Mon, 21st
Riverton IL Weather - Monday, Sep 21, 2026 - Patchy Rain Nearby
Hi: 69°F 21°C
Lo: 63°F 17°C
Sunrise 06:45 AM
Sunset 06:57 PM
Wind E 7 mph11 km/h
Dew Point 59°F15°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 32% *
Humidity 71%
Tue, 22nd
Riverton IL Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 85°F 29°C
Lo: 62°F 17°C
Sunrise 06:46 AM
Sunset 06:55 PM
Wind WSW 7 mph12 km/h
Dew Point 57°F14°C
uv Index 6
Barometric Pressure 29.83 in1010 mb
POP 4% *
Humidity 53%
Wed, 23rd
Riverton IL Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 66°F 19°C
Lo: 49°F 10°C
Sunrise 06:47 AM
Sunset 06:53 PM
Wind N 12 mph19 km/h
Dew Point 47°F8°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 5% *
Humidity 54%
* POP = Probability of Precipitation. Data for 12:00 PM.