McCullom Lake, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 60°F 16°C	Observed at: McCullom Lake, IL	Elevation: 1000 ft | 305 m
	Last Updated: July 29, 5:15 AM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 60°F | 16°C
	Pressure: 29.12 in | 986.1 mb	Dewpoint: 54°F | 12°C
	Humidity: 80%	Wind: NNW 5 mph | NNW 8 kph
	Feels Like: 60°F | 16°C	Visibility: 37.1 mi | 59.7 km
	Lat/Long: 42.3683 | -88.2925	Sunrise: 5:42 AM   Sunset: 8:16 PM

7 Day Graphical Forecast

Valid: 5:27 AM 7/29/2026

Tonight Clear 60 °F 1% Chance Precipitation Thursday Overcast 88 |60 °F 1% Chance Precipitation Friday Light Showers 71 |62 °F 73% Chance Precipitation Saturday Drizzle 76 |62 °F 73% Chance Precipitation Sunday Overcast 79 |57 °F 12% Chance Precipitation Monday Clear 82 |55 °F 2% Chance Precipitation Tuesday Clear 82 |62 °F 7% Chance Precipitation

7 Hour Graphical Forecast

Valid: 5:27 AM 7/29/2026

5 AM Clear 61 °F 0% Chance Precipitation

6 AM Clear 60 °F 0% Chance Precipitation

7 AM Clear 62 °F 0% Chance Precipitation

8 AM Clear 66 °F 0% Chance Precipitation

9 AM Clear 69 °F 0% Chance Precipitation

10 AM Clear 73 °F 0% Chance Precipitation

11 AM Clear 76 °F 0% Chance Precipitation

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

7 Day & Night Weather Forecast for McCullom Lake, IL - (Fahrenheit & Celsius) Valid: 5:27 AM 7/29/2026 Tonight Clear with a low around 60°F [16°C]. NE wind to around 7 mph [12 kph], with gusts to near 16 mph [26 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Overcast with a high near 88°F [31°C]. SW wind to around 5 mph [8 kph], with gusts to near 14 mph [22 kph]. Dewpoint near 54°F [12°C] with humidity of 76%. Pressure around 29.12 in [986.1 mb]. UV Index: 7.1. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Night Overcast with a low around 60°F [16°C]. SW wind to around 5 mph [8 kph], with gusts to near 14 mph [22 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Friday Light Showers with a high near 71°F [22°C]. SE wind to around 12 mph [19 kph], with gusts to near 21 mph [34 kph]. Dewpoint near 54°F [12°C] with humidity of 98%. Pressure around 29.12 in [986.1 mb]. UV Index: 2.05. Chance of precipitation 73% with QPF of 0.50 in [12.8 mm]. Friday Night Light Showers with a low around 62°F [17°C]. SE wind to around 12 mph [19 kph], with gusts to near 21 mph [34 kph]. Chance of precipitation 73% with QPF of 0.50 in [12.8 mm]. Saturday Drizzle with a high near 76°F [25°C]. NE wind to around 12 mph [20 kph], with gusts to near 18 mph [28 kph]. Dewpoint near 54°F [12°C] with humidity of 98%. Pressure around 29.12 in [986.1 mb]. UV Index: 5.05. Chance of precipitation 73% with QPF of 0.09 in [2.2 mm]. Saturday Night Drizzle with a low around 62°F [16°C]. NE wind to around 12 mph [20 kph], with gusts to near 18 mph [28 kph]. Chance of precipitation 73% with QPF of 0.09 in [2.2 mm]. Sunday Overcast with a high near 79°F [26°C]. NNE wind to around 12 mph [20 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 54°F [12°C] with humidity of 97%. Pressure around 29.12 in [986.1 mb]. UV Index: 7.05. Chance of precipitation 12% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 57°F [14°C]. NNE wind to around 12 mph [20 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 12% with QPF of 0.00 in [0.0 mm]. Monday Clear with a high near 82°F [28°C]. SW wind to around 7 mph [10 kph], with gusts to near 10 mph [17 kph]. Dewpoint near 54°F [12°C] with humidity of 92%. Pressure around 29.12 in [986.1 mb]. UV Index: 7.15. Chance of precipitation 2% with QPF of 0.00 in [0.0 mm]. Monday Night Clear with a low around 55°F [13°C]. SW wind to around 7 mph [10 kph], with gusts to near 10 mph [17 kph]. Chance of precipitation 2% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 82°F [28°C]. SSW wind to around 10 mph [16 kph], with gusts to near 15 mph [25 kph]. Dewpoint near 54°F [12°C] with humidity of 95%. Pressure around 29.12 in [986.1 mb]. UV Index: 7.15. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 62°F [17°C]. SSW wind to around 10 mph [16 kph], with gusts to near 15 mph [25 kph]. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for McCullom Lake, IL

Tonight: 0.0 mm | 0.00 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 12.8 mm | 0.50 in

Friday Night: 12.8 mm | 0.50 in

Saturday: 2.2 mm | 0.09 in

Saturday Night: 2.2 mm | 0.09 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 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

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

Tonight: NE @ 12 kph | 7 mph

Thursday: SW @ 8 kph | 5 mph

Thursday Night: SW @ 8 kph | 5 mph

Friday: SE @ 19 kph | 12 mph

Friday Night: SE @ 19 kph | 12 mph

Saturday: NE @ 20 kph | 12 mph

Saturday Night: NE @ 20 kph | 12 mph

Sunday: NNE @ 20 kph | 12 mph

Sunday Night: NNE @ 20 kph | 12 mph

Monday: SW @ 10 kph | 7 mph

Monday Night: SW @ 10 kph | 7 mph

Tuesday: SSW @ 16 kph | 10 mph

Tuesday Night: SSW @ 16 kph | 10 mph

7 Day and Night - Maximum Humidity Forecast for McCullom Lake, IL

Tonight: 82 %

Thursday: 76 %

Thursday Night: 76 %

Friday: 98 %

Friday Night: 98 %

Saturday: 98 %

Saturday Night: 98 %

Sunday: 97 %

Sunday Night: 97 %

Monday: 92 %

Monday Night: 92 %

Tuesday: 95 %

Tuesday Night: 95 %

7 Day and Night - Snowfall Totals Forecast for McCullom Lake, 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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