Pontiac, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 69°F 21°C	Observed at: Pontiac, IL	Elevation: 630 ft | 192 m
	Last Updated: July 29, 5:15 AM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 69°F | 21°C
	Pressure: 29.3 in | 992.1 mb	Dewpoint: 64°F | 18°C
	Humidity: 83%	Wind: NE 5 mph | NE 8 kph
	Feels Like: 72°F | 22°C	Visibility: 34.5 mi | 55.4 km
	Lat/Long: 38.5872 | -89.9847	Sunrise: 5:59 AM   Sunset: 8:13 PM

7 Day Graphical Forecast

Valid: 5:28 AM 7/29/2026

Tonight Clear 68 °F 1% Chance Precipitation Thursday Overcast 90 |66 °F 0% Chance Precipitation Friday Light Showers 80 |66 °F 64% Chance Precipitation Saturday Drizzle 77 |67 °F 64% Chance Precipitation Sunday Light Drizzle 82 |61 °F 26% Chance Precipitation Monday Clear 84 |64 °F 21% Chance Precipitation Tuesday Clear 85 |61 °F 9% Chance Precipitation

7 Hour Graphical Forecast

Valid: 5:28 AM 7/29/2026

5 AM Clear 69 °F 0% Chance Precipitation

6 AM Clear 68 °F 1% Chance Precipitation

7 AM Clear 69 °F 1% Chance Precipitation

8 AM Clear 72 °F 1% Chance Precipitation

9 AM Clear 75 °F 1% Chance Precipitation

10 AM Clear 78 °F 1% Chance Precipitation

11 AM Clear 82 °F 0% Chance Precipitation

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

7 Day & Night Weather Forecast for Pontiac, IL - (Fahrenheit & Celsius) Valid: 5:28 AM 7/29/2026 Tonight Clear with a low around 68°F [20°C]. NE wind to around 10 mph [16 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Overcast with a high near 90°F [32°C]. E wind to around 7 mph [12 kph], with gusts to near 16 mph [26 kph]. Dewpoint near 64°F [18°C] with humidity of 79%. Pressure around 29.30 in [992.1 mb]. UV Index: 7.3. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Night Overcast with a low around 66°F [19°C]. E wind to around 7 mph [12 kph], with gusts to near 16 mph [26 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Light Showers with a high near 80°F [27°C]. SSE wind to around 15 mph [23 kph], with gusts to near 29 mph [47 kph]. Dewpoint near 64°F [18°C] with humidity of 94%. Pressure around 29.30 in [992.1 mb]. UV Index: 6.25. Chance of precipitation 64% with QPF of 0.25 in [6.3 mm]. Friday Night Light Showers with a low around 66°F [19°C]. SSE wind to around 15 mph [23 kph], with gusts to near 29 mph [47 kph]. Chance of precipitation 64% with QPF of 0.25 in [6.3 mm]. Saturday Drizzle with a high near 77°F [25°C]. NNE wind to around 16 mph [26 kph], with gusts to near 26 mph [41 kph]. Dewpoint near 64°F [18°C] with humidity of 98%. Pressure around 29.30 in [992.1 mb]. UV Index: 4.35. Chance of precipitation 64% with QPF of 0.09 in [2.4 mm]. Saturday Night Drizzle with a low around 67°F [19°C]. NNE wind to around 16 mph [26 kph], with gusts to near 26 mph [41 kph]. Chance of precipitation 64% with QPF of 0.09 in [2.4 mm]. Sunday Light Drizzle with a high near 82°F [28°C]. NNE wind to around 13 mph [20 kph], with gusts to near 25 mph [41 kph]. Dewpoint near 64°F [18°C] with humidity of 97%. Pressure around 29.30 in [992.1 mb]. UV Index: 7.45. Chance of precipitation 26% with QPF of 0.00 in [0.1 mm]. Sunday Night Light Drizzle with a low around 61°F [16°C]. NNE wind to around 13 mph [20 kph], with gusts to near 25 mph [41 kph]. Chance of precipitation 26% with QPF of 0.00 in [0.1 mm]. Monday Clear with a high near 84°F [29°C]. ENE wind to around 8 mph [13 kph], with gusts to near 11 mph [17 kph]. Dewpoint near 64°F [18°C] with humidity of 95%. Pressure around 29.30 in [992.1 mb]. UV Index: 7.5. Chance of precipitation 21% with QPF of 0.00 in [0.0 mm]. Monday Night Clear with a low around 64°F [18°C]. ENE wind to around 8 mph [13 kph], with gusts to near 11 mph [17 kph]. Chance of precipitation 21% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 85°F [30°C]. E wind to around 7 mph [12 kph], with gusts to near 16 mph [26 kph]. Dewpoint near 64°F [18°C] with humidity of 93%. Pressure around 29.30 in [992.1 mb]. UV Index: 7.5. Chance of precipitation 9% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 61°F [16°C]. E wind to around 7 mph [12 kph], with gusts to near 16 mph [26 kph]. Chance of precipitation 9% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Pontiac, IL

Tonight: 0.0 mm | 0.00 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 6.3 mm | 0.25 in

Friday Night: 6.3 mm | 0.25 in

Saturday: 2.4 mm | 0.09 in

Saturday Night: 2.4 mm | 0.09 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 Pontiac, IL

Tonight: NE @ 16 kph | 10 mph

Thursday: E @ 12 kph | 7 mph

Thursday Night: E @ 12 kph | 7 mph

Friday: SSE @ 23 kph | 15 mph

Friday Night: SSE @ 23 kph | 15 mph

Saturday: NNE @ 26 kph | 16 mph

Saturday Night: NNE @ 26 kph | 16 mph

Sunday: NNE @ 20 kph | 13 mph

Sunday Night: NNE @ 20 kph | 13 mph

Monday: ENE @ 13 kph | 8 mph

Monday Night: ENE @ 13 kph | 8 mph

Tuesday: E @ 12 kph | 7 mph

Tuesday Night: E @ 12 kph | 7 mph

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

Tonight: 87 %

Thursday: 79 %

Thursday Night: 79 %

Friday: 94 %

Friday Night: 94 %

Saturday: 98 %

Saturday Night: 98 %

Sunday: 97 %

Sunday Night: 97 %

Monday: 95 %

Monday Night: 95 %

Tuesday: 93 %

Tuesday Night: 93 %

7 Day and Night - Snowfall Totals Forecast for Pontiac, 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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