Rio, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Overcast 89°F 32°C Heat Index: 100°F	Observed at: Rio, IL	Elevation: 884 ft | 269 m
	Last Updated: July 26, 7:00 PM Timezone: GMT -5/-4
	Sky Conditions: Overcast	Temperature: 89°F | 32°C
	Pressure: 29 in | 982.1 mb	Dewpoint: 76°F | 24°C
	Humidity: 65%	Wind: WSW 5 mph | WSW 8 kph
	Feels Like: 99°F | 37°C	Visibility: 52.6 mi | 84.6 km
	Lat/Long: 41.1092 | -90.3997	Sunrise: 5:51 AM   Sunset: 8:24 PM

7 Day Graphical Forecast

Valid: 1:16 PM 7/28/2026

Today Foggy 91 |74 °F 33 |23 °C 18% Chance Precipitation Monday Overcast 100 |73 °F 38 |23 °C 10% Chance Precipitation Tuesday Overcast 84 |71 °F 29 |22 °C 2% Chance Precipitation Wednesday Overcast 83 |63 °F 28 |17 °C 2% Chance Precipitation Thursday Showers 84 |64 °F 29 |18 °C 8% Chance Precipitation Friday Heavy Showers 71 |65 °F 22 |18 °C 44% Chance Precipitation Saturday Light Drizzle 79 |63 °F 26 |17 °C 22% Chance Precipitation

7 Hour Graphical Forecast

Valid: 1:16 PM 7/28/2026

1 PM Overcast 84 °F 0% Chance Precipitation

2 PM Overcast 82 °F 1% Chance Precipitation

3 PM Overcast 83 °F 1% Chance Precipitation

4 PM Mostly Clear 84 °F 1% Chance Precipitation

5 PM Clear 83 °F 1% Chance Precipitation

6 PM Overcast 79 °F 1% Chance Precipitation

7 PM Overcast 79 °F 1% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Rio, IL - (Fahrenheit & Celsius) Valid: 1:16 PM 7/28/2026 Today Foggy with a high near 91°F [33°C]. SSW wind to around 7 mph [12 kph], with gusts to near 12 mph [19 kph]. Dewpoint near 76°F [24°C] with humidity of 100%. Pressure around 29.00 in [982.1 mb]. UV Index: 7.1. Chance of precipitation 18% with QPF of 0.00 in [0.0 mm]. Tonight Foggy with a low around 74°F [23°C]. SSW wind to around 7 mph [12 kph], with gusts to near 12 mph [19 kph]. Chance of precipitation 18% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 100°F [38°C]. WSW wind to around 27 mph [44 kph], with gusts to near 37 mph [59 kph]. Dewpoint near 76°F [24°C] with humidity of 91%. Pressure around 29.00 in [982.1 mb]. UV Index: 5.65. Chance of precipitation 10% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 73°F [23°C]. WSW wind to around 27 mph [44 kph], with gusts to near 37 mph [59 kph]. Chance of precipitation 10% with QPF of 0.00 in [0.0 mm]. Tuesday Overcast with a high near 84°F [29°C]. NE wind to around 9 mph [15 kph], with gusts to near 17 mph [28 kph]. Dewpoint near 76°F [24°C] with humidity of 89%. Pressure around 29.00 in [982.1 mb]. UV Index: 7.45. Chance of precipitation 2% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 71°F [22°C]. NE wind to around 9 mph [15 kph], with gusts to near 17 mph [28 kph]. Chance of precipitation 2% with QPF of 0.00 in [0.0 mm]. Wednesday Overcast with a high near 83°F [28°C]. SE wind to around 10 mph [17 kph], with gusts to near 23 mph [37 kph]. Dewpoint near 76°F [24°C] with humidity of 90%. Pressure around 29.00 in [982.1 mb]. UV Index: 7.5. Chance of precipitation 2% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 63°F [17°C]. SE wind to around 10 mph [17 kph], with gusts to near 23 mph [37 kph]. Chance of precipitation 2% with QPF of 0.00 in [0.0 mm]. Thursday Showers with a high near 84°F [29°C]. S wind to around 13 mph [21 kph], with gusts to near 20 mph [31 kph]. Dewpoint near 76°F [24°C] with humidity of 99%. Pressure around 29.00 in [982.1 mb]. UV Index: 7.2. Chance of precipitation 8% with QPF of 0.54 in [13.6 mm]. Thursday Night Showers with a low around 64°F [18°C]. S wind to around 13 mph [21 kph], with gusts to near 20 mph [31 kph]. Chance of precipitation 8% with QPF of 0.54 in [13.6 mm]. Friday Heavy Showers with a high near 71°F [22°C]. SE wind to around 14 mph [23 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 76°F [24°C] with humidity of 99%. Pressure around 29.00 in [982.1 mb]. UV Index: 0.4. Chance of precipitation 44% with QPF of 3.64 in [92.4 mm]. Friday Night Heavy Showers with a low around 65°F [18°C]. SE wind to around 14 mph [23 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 44% with QPF of 3.64 in [92.4 mm]. Saturday Light Drizzle with a high near 79°F [26°C]. NE wind to around 11 mph [18 kph], with gusts to near 20 mph [32 kph]. Dewpoint near 76°F [24°C] with humidity of 98%. Pressure around 29.00 in [982.1 mb]. UV Index: 5.8. Chance of precipitation 22% with QPF of 0.06 in [1.4 mm]. Saturday Night Light Drizzle with a low around 63°F [17°C]. NE wind to around 11 mph [18 kph], with gusts to near 20 mph [32 kph]. Chance of precipitation 22% with QPF of 0.06 in [1.4 mm].

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7 Day and Night - QPF Forecast for Rio, IL

Today: 0.0 mm | 0.00 in

Tonight: 0.0 mm | 0.00 in

Monday: 0.0 mm | 0.00 in

Monday Night: 0.0 mm | 0.00 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

Thursday: 13.6 mm | 0.54 in

Thursday Night: 13.6 mm | 0.54 in

Friday: 92.4 mm | 3.64 in

Friday Night: 92.4 mm | 3.64 in

Saturday: 1.4 mm | 0.06 in

Saturday Night: 1.4 mm | 0.06 in

7 Day and Night - Maximum Wind Speed Forecast for Rio, IL

Today: SSW @ 12 kph | 7 mph

Tonight: SSW @ 12 kph | 7 mph

Monday: WSW @ 44 kph | 27 mph

Monday Night: WSW @ 44 kph | 27 mph

Tuesday: NE @ 15 kph | 9 mph

Tuesday Night: NE @ 15 kph | 9 mph

Wednesday: SE @ 17 kph | 10 mph

Wednesday Night: SE @ 17 kph | 10 mph

Thursday: S @ 21 kph | 13 mph

Thursday Night: S @ 21 kph | 13 mph

Friday: SE @ 23 kph | 14 mph

Friday Night: SE @ 23 kph | 14 mph

Saturday: NE @ 18 kph | 11 mph

Saturday Night: NE @ 18 kph | 11 mph

7 Day and Night - Maximum Humidity Forecast for Rio, IL

Today: 100 %

Tonight: 100 %

Monday: 91 %

Monday Night: 91 %

Tuesday: 89 %

Tuesday Night: 89 %

Wednesday: 90 %

Wednesday Night: 90 %

Thursday: 99 %

Thursday Night: 99 %

Friday: 99 %

Friday Night: 99 %

Saturday: 98 %

Saturday Night: 98 %

7 Day and Night - Snowfall Totals Forecast for Rio, IL

Today: 0.0 cm | 0.00 in

Tonight: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

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