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Gurnee, IL Weather Tomorrow

Check tomorrow's local weather for Gurnee and explore a complete 5 day forecast covering precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction for the Gurnee area and around Lake county, Illinois.
Updated: Fri Sep 4th 2026 10:30 AM CDT
Gurnee, IL Weather – 9-4 – Scattered Showers
90° / 71°
Scattered Showers
Highs will reach 90°F with lows near 71°F in Gurnee, where passing showers are. Rainfall predicted to have a 60% chance with an estimated 0.04in. Wind will be moderate, blowing around 11mph on average and gusts of 16.6mph at 11 PM. High humidity with average of 85% is anticipated, the maximum being 93% at 11 PM and 63% being its lowest at 4 PM. Barometric pressure is its highest of 29.92inHg at 11 AM, a lowest point of 29.82inHg at 6 PM with an avg 29.86inHg.
Gurnee, IL Weather – 9-5 – Scattered Showers
73° / 69°

Weather Tomorrow

Scattered Showers
Passing showers are in the forecast for Gurnee, with a high of 73°F and a low of 69°F. The chance of rain is 83% with an estimated 0.26in. Wind will be moderate, blowing around 15mph on average and gusts of 24mph at 8 PM. High humidity with average of 89% is anticipated, the maximum being 98% at 6 AM and 75% being its lowest at 5 PM. Barometric pressure is its highest of 30.02inHg at 10 PM, a lowest point of 29.88inHg at 12 AM with an avg 29.95inHg.
Gurnee, IL Weather – 9-6 – Sunny
70° / 67°
Sunny
In Gurnee, it will be sunny with highs near 70°F and lows around 67°F. There's a very small chance of rainfall, only about 9%. Wind will be moderate, blowing around 13mph on average and gusts of 21.5mph at 10 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 87% at 1 AM and 64% being its lowest at 12 PM. Barometric pressure is its highest of 30.14inHg at 10 AM, a lowest point of 30.03inHg at 12 AM with an avg 30.1inHg.
Gurnee, IL Weather – 9-7 – Overcast
71° / 65°
Overcast
Gurnee could see cloud-filled skies with daytime highs of 71°F and nighttime lows near 65°F. There might be light rainfall having a 12% chance. Wind will be moderate, blowing around 13mph on average and gusts of 20.4mph at 12 AM. The humidity will be on the higher side, averaging about 73%, the maximum being 81% at 3 AM and 63% being its lowest at 5 PM. Barometric pressure is its highest of 30.18inHg at 8 AM, a lowest point of 30.09inHg at 12 AM with an avg 30.14inHg.
Gurnee, IL Weather – 9-8 – Overcast
83° / 67°
Overcast
Gurnee could see overcast with daytime highs of 83°F and nighttime lows near 67°F. There might be light rainfall having a 13% chance with an estimated 0in. Wind will be moderate, blowing around 17mph on average and gusts of 39.9mph at 11 PM. The humidity will be on the higher side, averaging about 70%, the maximum being 90% at 7 AM and 51% being its lowest at 11 PM. Barometric pressure is its highest of 30.14inHg at 5 AM, a lowest point of 29.87inHg at 11 PM with an avg 30.02inHg.
Gurnee, IL Weather – 9-9 – Overcast
84° / 68°
Overcast
Gurnee could see cloud-filled skies with daytime highs of 84°F and nighttime lows near 68°F. Rainfall predicted to have a 64% chance with an estimated 0.2in. Wind will be moderate, blowing around 20mph on average and gusts of 44.1mph at 4 AM. Humidity levels should be comfortable, sitting around 59% on average, the maximum being 82% at 7 AM and 50% being its lowest at 2 AM. Barometric pressure is its highest of 30.08inHg at 11 PM, a lowest point of 29.85inHg at 1 AM with an avg 29.95inHg.

Currently

Patchy Rain Nearby 78°F
29.91 inHg.
Barometer
90%
Humidity
NW 5.8 mph
Wind
Patchy Rain Nearby

5 Day Forecast Nearby

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