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Naperville, IL Weather Tomorrow

Get tomorrow's weather for Naperville plus an extended 5 day forecast providing precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill for the Naperville area and around Will county, Illinois.
Updated: Sat Oct 24th 2026 9:45 AM CDT
Naperville, IL Weather – 10-24 – Overcast
67° / 50°
Overcast
In Naperville, skies will be overcast with highs near 67°F and lows around 50°F. There might be light rainfall having a 11% chance. Winds will be light at 9mph and gusts of 12mph at 11 AM. The humidity will be on the higher side, averaging about 62%, the maximum being 69% at 10 AM and 45% being its lowest at 3 PM. Barometric pressure is its highest of 30.4inHg at 10 AM, a lowest point of 30.32inHg at 5 PM with an avg 30.35inHg.
Naperville, IL Weather – 10-25 – Overcast
69° / 51°

Weather Tomorrow

Overcast
In Naperville, it will be overcast with highs near 69°F and lows around 51°F. There might be light rainfall having a 13% chance. Winds will be light at 8mph and gusts of 11.9mph at 1 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 80% at 7 AM and 44% being its lowest at 3 PM. Barometric pressure is its highest of 30.42inHg at 10 AM, a lowest point of 30.32inHg at 5 PM with an avg 30.37inHg.
Naperville, IL Weather – 10-26 – Overcast
66° / 52°
Overcast
Naperville could see cloud-filled skies with daytime highs of 66°F and nighttime lows near 52°F. There might be light rainfall having a 18% chance. Wind will be moderate, blowing around 11mph on average and gusts of 18.1mph at 9 PM. The humidity will be on the higher side, averaging about 70%, the maximum being 84% at 10 AM and 58% being its lowest at 2 PM. Barometric pressure is its highest of 30.36inHg at 8 AM, a lowest point of 30.28inHg at 4 PM with an avg 30.32inHg.
Naperville, IL Weather – 10-27 – Overcast
67° / 51°
Overcast
Skies will be overcast in Naperville, with a high of 67°F and a low of 51°F. There might be light rainfall having a 17% chance. Winds will be light at 9mph and gusts of 13.5mph at 1 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 89% at 7 AM and 52% being its lowest at 3 PM. Barometric pressure is its highest of 30.3inHg at 9 AM, a lowest point of 30.21inHg at 4 PM with an avg 30.26inHg.
Naperville, IL Weather – 10-28 – Sunny
72° / 55°
Sunny
Naperville may see sunshine, with daytime highs of 72°F and overnight lows near 55°F. There's a very small chance of rainfall, only about 6%. Wind will be moderate, blowing around 13mph on average and gusts of 22.6mph at 11 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 80% at 7 AM and 41% being its lowest at 2 PM. Barometric pressure is its highest of 30.26inHg at 9 AM, a lowest point of 30.14inHg at 4 PM with an avg 30.2inHg.
Naperville, IL Weather – 10-29 – Light Rain Shower
70° / 56°
Light Rain Shower
Naperville could see rain showers with daytime highs of 70°F and nighttime lows near 56°F. Rainfall predicted to have a 63% chance with an estimated 0.1in. Winds will be light at 9mph and gusts of 24.9mph at 1 AM. The humidity will be on the higher side, averaging about 72%, the maximum being 93% at 11 PM and 58% being its lowest at 12 AM. Barometric pressure is its highest of 30.2inHg at 12 AM, a lowest point of 30.13inHg at 4 PM with an avg 30.16inHg.

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