Clarion, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 62°F 17°C	Observed at: Clarion, IL	Elevation: 936 ft | 285 m
	Last Updated: July 29, 5:15 AM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 62°F | 17°C
	Pressure: 29.15 in | 987.2 mb	Dewpoint: 51°F | 11°C
	Humidity: 68%	Wind: NNE 5 mph | NNE 8 kph
	Feels Like: 60°F | 16°C	Visibility: 49.7 mi | 80.1 km
	Lat/Long: 41.505 | -89.1919	Sunrise: 5:48 AM   Sunset: 8:17 PM

7 Day Graphical Forecast

Valid: 5:23 AM 7/29/2026

Tonight Partly Cloudy 62 °F 1% Chance Precipitation Thursday Overcast 89 |63 °F 0% Chance Precipitation Friday Showers 69 |63 °F 80% Chance Precipitation Saturday Drizzle 75 |63 °F 80% Chance Precipitation Sunday Light Drizzle 77 |60 °F 14% Chance Precipitation Monday Clear 78 |58 °F 9% Chance Precipitation Tuesday Clear 80 |61 °F 13% Chance Precipitation

7 Hour Graphical Forecast

Valid: 5:23 AM 7/29/2026

5 AM Clear 62 °F 0% Chance Precipitation

6 AM Clear 62 °F 0% Chance Precipitation

7 AM Clear 63 °F 0% Chance Precipitation

8 AM Clear 69 °F 0% Chance Precipitation

9 AM Clear 73 °F 0% Chance Precipitation

10 AM Clear 76 °F 0% Chance Precipitation

11 AM Clear 79 °F 0% Chance Precipitation

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

7 Day & Night Weather Forecast for Clarion, IL - (Fahrenheit & Celsius) Valid: 5:23 AM 7/29/2026 Tonight Partly Cloudy with a low around 62°F [16°C]. NE wind to around 8 mph [13 kph], with gusts to near 14 mph [23 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Overcast with a high near 89°F [32°C]. ESE wind to around 5 mph [8 kph], with gusts to near 11 mph [18 kph]. Dewpoint near 51°F [11°C] with humidity of 70%. Pressure around 29.15 in [987.2 mb]. UV Index: 6.45. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Night Overcast with a low around 63°F [17°C]. ESE wind to around 5 mph [8 kph], with gusts to near 11 mph [18 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Showers with a high near 69°F [21°C]. ESE wind to around 13 mph [21 kph], with gusts to near 26 mph [42 kph]. Dewpoint near 51°F [11°C] with humidity of 98%. Pressure around 29.15 in [987.2 mb]. UV Index: 0.95. Chance of precipitation 80% with QPF of 0.46 in [11.6 mm]. Friday Night Showers with a low around 63°F [17°C]. ESE wind to around 13 mph [21 kph], with gusts to near 26 mph [42 kph]. Chance of precipitation 80% with QPF of 0.46 in [11.6 mm]. Saturday Drizzle with a high near 75°F [24°C]. NE wind to around 13 mph [20 kph], with gusts to near 24 mph [39 kph]. Dewpoint near 51°F [11°C] with humidity of 97%. Pressure around 29.15 in [987.2 mb]. UV Index: 5.85. Chance of precipitation 80% with QPF of 0.08 in [1.9 mm]. Saturday Night Drizzle with a low around 63°F [17°C]. NE wind to around 13 mph [20 kph], with gusts to near 24 mph [39 kph]. Chance of precipitation 80% with QPF of 0.08 in [1.9 mm]. Sunday Light Drizzle with a high near 77°F [25°C]. NNE wind to around 8 mph [13 kph], with gusts to near 11 mph [18 kph]. Dewpoint near 51°F [11°C] with humidity of 93%. Pressure around 29.15 in [987.2 mb]. UV Index: 6.65. Chance of precipitation 14% with QPF of 0.00 in [0.1 mm]. Sunday Night Light Drizzle with a low around 60°F [15°C]. NNE wind to around 8 mph [13 kph], with gusts to near 11 mph [18 kph]. Chance of precipitation 14% with QPF of 0.00 in [0.1 mm]. Monday Clear with a high near 78°F [26°C]. SE wind to around 6 mph [10 kph], with gusts to near 8 mph [12 kph]. Dewpoint near 51°F [11°C] with humidity of 93%. Pressure around 29.15 in [987.2 mb]. UV Index: 7.25. Chance of precipitation 9% with QPF of 0.00 in [0.0 mm]. Monday Night Clear with a low around 58°F [14°C]. SE wind to around 6 mph [10 kph], with gusts to near 8 mph [12 kph]. Chance of precipitation 9% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 80°F [27°C]. S wind to around 7 mph [12 kph], with gusts to near 12 mph [19 kph]. Dewpoint near 51°F [11°C] with humidity of 96%. Pressure around 29.15 in [987.2 mb]. UV Index: 7.2. Chance of precipitation 13% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 61°F [16°C]. S wind to around 7 mph [12 kph], with gusts to near 12 mph [19 kph]. Chance of precipitation 13% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Clarion, IL

Tonight: 0.0 mm | 0.00 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 11.6 mm | 0.46 in

Friday Night: 11.6 mm | 0.46 in

Saturday: 1.9 mm | 0.08 in

Saturday Night: 1.9 mm | 0.08 in

Sunday: 0.1 mm | 0.00 in

Sunday Night: 0.1 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

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

Tonight: NE @ 13 kph | 8 mph

Thursday: ESE @ 8 kph | 5 mph

Thursday Night: ESE @ 8 kph | 5 mph

Friday: ESE @ 21 kph | 13 mph

Friday Night: ESE @ 21 kph | 13 mph

Saturday: NE @ 20 kph | 13 mph

Saturday Night: NE @ 20 kph | 13 mph

Sunday: NNE @ 13 kph | 8 mph

Sunday Night: NNE @ 13 kph | 8 mph

Monday: SE @ 10 kph | 6 mph

Monday Night: SE @ 10 kph | 6 mph

Tuesday: S @ 12 kph | 7 mph

Tuesday Night: S @ 12 kph | 7 mph

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

Tonight: 71 %

Thursday: 70 %

Thursday Night: 70 %

Friday: 98 %

Friday Night: 98 %

Saturday: 97 %

Saturday Night: 97 %

Sunday: 93 %

Sunday Night: 93 %

Monday: 93 %

Monday Night: 93 %

Tuesday: 96 %

Tuesday Night: 96 %

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

Tonight: 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

Sunday: 0.0 cm | 0.00 in

Sunday Night: 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

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