Corinth, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 80°F 27°C Heat Index: 85°F	Observed at: Corinth, IL	Elevation: 456 ft | 139 m
	Last Updated: July 26, 10:30 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 80°F | 27°C
	Pressure: 29.33 in | 993.2 mb	Dewpoint: 76°F | 24°C
	Humidity: 89%	Wind: ESE 1 mph | ESE 2 kph
	Feels Like: 91°F | 33°C	Visibility: 35.3 mi | 56.8 km
	Lat/Long: 37.8189 | -88.7764	Sunrise: 5:53 AM   Sunset: 8:09 PM

7 Day Graphical Forecast

Valid: 1:12 PM 7/28/2026

Tonight Foggy 75 °F 27% Chance Precipitation Monday Rain 98 |75 °F 25% Chance Precipitation Tuesday Overcast 91 |75 °F 15% Chance Precipitation Wednesday Overcast 87 |68 °F 15% Chance Precipitation Thursday Overcast 90 |63 °F 1% Chance Precipitation Friday Heavy Showers 74 |66 °F 39% Chance Precipitation Saturday Light Drizzle 78 |63 °F 39% Chance Precipitation

7 Hour Graphical Forecast

Valid: 1:12 PM 7/28/2026

1 PM Overcast 90 °F 1% Chance Precipitation

2 PM Mostly Clear 91 °F 4% Chance Precipitation

3 PM Overcast 91 °F 4% Chance Precipitation

4 PM Overcast 91 °F 4% Chance Precipitation

5 PM Overcast 89 °F 4% Chance Precipitation

6 PM Overcast 86 °F 4% Chance Precipitation

7 PM Partly Cloudy 83 °F 4% Chance Precipitation

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

7 Day & Night Weather Forecast for Corinth, IL - (Fahrenheit & Celsius) Valid: 1:12 PM 7/28/2026 Tonight Foggy with a low around 75°F [24°C]. SSW wind to around 9 mph [14 kph], with gusts to near 14 mph [23 kph]. Chance of precipitation 27% with QPF of 0.00 in [0.0 mm]. Monday Rain with a high near 98°F [37°C]. SW wind to around 13 mph [21 kph], with gusts to near 25 mph [40 kph]. Dewpoint near 76°F [24°C] with humidity of 93%. Pressure around 29.33 in [993.2 mb]. UV Index: 7.75. Chance of precipitation 25% with QPF of 0.28 in [7.2 mm]. Monday Night Rain with a low around 75°F [24°C]. SW wind to around 13 mph [21 kph], with gusts to near 25 mph [40 kph]. Chance of precipitation 25% with QPF of 0.28 in [7.2 mm]. Tuesday Overcast with a high near 91°F [33°C]. NW wind to around 13 mph [21 kph], with gusts to near 22 mph [36 kph]. Dewpoint near 76°F [24°C] with humidity of 86%. Pressure around 29.33 in [993.2 mb]. UV Index: 7.4. Chance of precipitation 15% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 75°F [24°C]. NW wind to around 13 mph [21 kph], with gusts to near 22 mph [36 kph]. Chance of precipitation 15% with QPF of 0.00 in [0.0 mm]. Wednesday Overcast with a high near 87°F [31°C]. ENE wind to around 8 mph [13 kph], with gusts to near 19 mph [30 kph]. Dewpoint near 76°F [24°C] with humidity of 89%. Pressure around 29.33 in [993.2 mb]. UV Index: 7.75. Chance of precipitation 15% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 68°F [20°C]. ENE wind to around 8 mph [13 kph], with gusts to near 19 mph [30 kph]. Chance of precipitation 15% with QPF of 0.00 in [0.0 mm]. Thursday Overcast with a high near 90°F [32°C]. ESE wind to around 8 mph [12 kph], with gusts to near 16 mph [25 kph]. Dewpoint near 76°F [24°C] with humidity of 93%. Pressure around 29.33 in [993.2 mb]. UV Index: 7.65. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Night Overcast with a low around 63°F [17°C]. ESE wind to around 8 mph [12 kph], with gusts to near 16 mph [25 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Friday Heavy Showers with a high near 74°F [23°C]. SE wind to around 19 mph [30 kph], with gusts to near 38 mph [61 kph]. Dewpoint near 76°F [24°C] with humidity of 97%. Pressure around 29.33 in [993.2 mb]. UV Index: 0.8. Chance of precipitation 39% with QPF of 1.01 in [25.6 mm]. Friday Night Heavy Showers with a low around 66°F [19°C]. SE wind to around 19 mph [30 kph], with gusts to near 38 mph [61 kph]. Chance of precipitation 39% with QPF of 1.01 in [25.6 mm]. Saturday Light Drizzle with a high near 78°F [26°C]. NE wind to around 16 mph [25 kph], with gusts to near 27 mph [44 kph]. Dewpoint near 76°F [24°C] with humidity of 97%. Pressure around 29.33 in [993.2 mb]. UV Index: 4.55. Chance of precipitation 39% with QPF of 0.01 in [0.3 mm]. Saturday Night Light Drizzle with a low around 63°F [17°C]. NE wind to around 16 mph [25 kph], with gusts to near 27 mph [44 kph]. Chance of precipitation 39% with QPF of 0.01 in [0.3 mm].

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7 Day and Night - QPF Forecast for Corinth, IL

Tonight: 0.0 mm | 0.00 in

Monday: 7.2 mm | 0.28 in

Monday Night: 7.2 mm | 0.28 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: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 25.6 mm | 1.01 in

Friday Night: 25.6 mm | 1.01 in

Saturday: 0.3 mm | 0.01 in

Saturday Night: 0.3 mm | 0.01 in

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

Tonight: SSW @ 14 kph | 9 mph

Monday: SW @ 21 kph | 13 mph

Monday Night: SW @ 21 kph | 13 mph

Tuesday: NW @ 21 kph | 13 mph

Tuesday Night: NW @ 21 kph | 13 mph

Wednesday: ENE @ 13 kph | 8 mph

Wednesday Night: ENE @ 13 kph | 8 mph

Thursday: ESE @ 12 kph | 8 mph

Thursday Night: ESE @ 12 kph | 8 mph

Friday: SE @ 30 kph | 19 mph

Friday Night: SE @ 30 kph | 19 mph

Saturday: NE @ 25 kph | 16 mph

Saturday Night: NE @ 25 kph | 16 mph

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

Tonight: 96 %

Monday: 93 %

Monday Night: 93 %

Tuesday: 86 %

Tuesday Night: 86 %

Wednesday: 89 %

Wednesday Night: 89 %

Thursday: 93 %

Thursday Night: 93 %

Friday: 97 %

Friday Night: 97 %

Saturday: 97 %

Saturday Night: 97 %

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

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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