Mundelein, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Partly Cloudy 75°F 24°C Heat Index: 75°F	Observed at: Mundelein, IL	Elevation: 1000 ft | 305 m
	Last Updated: July 16, 10:30 PM Timezone: GMT -5/-4
	Sky Conditions: Partly Cloudy	Temperature: 75°F | 24°C
	Pressure: 29.26 in | 991 mb	Dewpoint: 71°F | 22°C
	Humidity: 88%	Wind: NE 6 mph | NE 10 kph
	Feels Like: 81°F | 27°C	Visibility: 28.5 mi | 45.9 km
	Lat/Long: 42.2631 | -88.0039	Sunrise: 5:30 AM   Sunset: 8:26 PM

7 Day Graphical Forecast

Valid: 10:33 PM 7/16/2026

Tonight Foggy 71 °F 2% Chance Precipitation Friday Heavy Rain 95 |71 °F 17% Chance Precipitation Saturday Light Showers 89 |70 °F 37% Chance Precipitation Sunday Overcast 83 |67 °F 13% Chance Precipitation Monday Overcast 85 |67 °F 43% Chance Precipitation Tuesday Thunderstorm 79 |60 °F 43% Chance Precipitation Wednesday Partly Cloudy 74 |52 °F 4% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:33 PM 7/16/2026

10 PM Clear 75 °F 1% Chance Precipitation

11 PM Overcast 74 °F 2% Chance Precipitation

12 AM Overcast 74 °F 6% Chance Precipitation

1 AM Overcast 73 °F 5% Chance Precipitation

2 AM Overcast 73 °F 4% Chance Precipitation

3 AM Overcast 73 °F 3% Chance Precipitation

4 AM Overcast 73 °F 3% Chance Precipitation

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

7 Day & Night Weather Forecast for Mundelein, IL - (Fahrenheit & Celsius) Valid: 10:33 PM 7/16/2026 Tonight Foggy with a low around 71°F [22°C]. NE wind to around 9 mph [14 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 2% with QPF of 0.00 in [0.0 mm]. Friday Heavy Rain with a high near 95°F [35°C]. WSW wind to around 22 mph [35 kph], with gusts to near 40 mph [64 kph]. Dewpoint near 71°F [22°C] with humidity of 91%. Pressure around 29.26 in [991 mb]. UV Index: 7.4. Chance of precipitation 17% with QPF of 0.89 in [22.7 mm]. Friday Night Heavy Rain with a low around 71°F [22°C]. WSW wind to around 22 mph [35 kph], with gusts to near 40 mph [64 kph]. Chance of precipitation 17% with QPF of 0.89 in [22.7 mm]. Saturday Light Showers with a high near 89°F [32°C]. WNW wind to around 14 mph [23 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 71°F [22°C] with humidity of 86%. Pressure around 29.26 in [991 mb]. UV Index: 7.4. Chance of precipitation 37% with QPF of 0.06 in [1.4 mm]. Saturday Night Light Showers with a low around 70°F [21°C]. WNW wind to around 14 mph [23 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 37% with QPF of 0.06 in [1.4 mm]. Sunday Overcast with a high near 83°F [28°C]. ENE wind to around 8 mph [13 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 71°F [22°C] with humidity of 84%. Pressure around 29.26 in [991 mb]. UV Index: 7.45. Chance of precipitation 13% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 67°F [19°C]. ENE wind to around 8 mph [13 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 13% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 85°F [30°C]. SSW wind to around 14 mph [22 kph], with gusts to near 33 mph [54 kph]. Dewpoint near 71°F [22°C] with humidity of 91%. Pressure around 29.26 in [991 mb]. UV Index: 6.5. Chance of precipitation 43% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 67°F [19°C]. SSW wind to around 14 mph [22 kph], with gusts to near 33 mph [54 kph]. Chance of precipitation 43% with QPF of 0.00 in [0.0 mm]. Tuesday Thunderstorm with a high near 79°F [26°C]. NW wind to around 16 mph [26 kph], with gusts to near 37 mph [59 kph]. Dewpoint near 71°F [22°C] with humidity of 97%. Pressure around 29.26 in [991 mb]. UV Index: 4.8. Chance of precipitation 43% with QPF of 0.56 in [14.2 mm]. Tuesday Night Thunderstorm with a low around 60°F [16°C]. NW wind to around 16 mph [26 kph], with gusts to near 37 mph [59 kph]. Chance of precipitation 43% with QPF of 0.56 in [14.2 mm]. Wednesday Partly Cloudy with a high near 74°F [23°C]. NNW wind to around 13 mph [20 kph], with gusts to near 26 mph [41 kph]. Dewpoint near 71°F [22°C] with humidity of 74%. Pressure around 29.26 in [991 mb]. UV Index: 7.2. Chance of precipitation 4% with QPF of 0.00 in [0.0 mm]. Wednesday Night Partly Cloudy with a low around 52°F [11°C]. NNW wind to around 13 mph [20 kph], with gusts to near 26 mph [41 kph]. Chance of precipitation 4% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Mundelein, IL

Tonight: 0.0 mm | 0.00 in

Friday: 22.7 mm | 0.89 in

Friday Night: 22.7 mm | 0.89 in

Saturday: 1.4 mm | 0.06 in

Saturday Night: 1.4 mm | 0.06 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: 14.2 mm | 0.56 in

Tuesday Night: 14.2 mm | 0.56 in

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

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

Tonight: NE @ 14 kph | 9 mph

Friday: WSW @ 35 kph | 22 mph

Friday Night: WSW @ 35 kph | 22 mph

Saturday: WNW @ 23 kph | 14 mph

Saturday Night: WNW @ 23 kph | 14 mph

Sunday: ENE @ 13 kph | 8 mph

Sunday Night: ENE @ 13 kph | 8 mph

Monday: SSW @ 22 kph | 14 mph

Monday Night: SSW @ 22 kph | 14 mph

Tuesday: NW @ 26 kph | 16 mph

Tuesday Night: NW @ 26 kph | 16 mph

Wednesday: NNW @ 20 kph | 13 mph

Wednesday Night: NNW @ 20 kph | 13 mph

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

Tonight: 89 %

Friday: 91 %

Friday Night: 91 %

Saturday: 86 %

Saturday Night: 86 %

Sunday: 84 %

Sunday Night: 84 %

Monday: 91 %

Monday Night: 91 %

Tuesday: 97 %

Tuesday Night: 97 %

Wednesday: 74 %

Wednesday Night: 74 %

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

Tonight: 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

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

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