Weather Tomorrow in Naperville, IL
Saturday, September 12, 2026
Clear
Precip chance
4%
Wind
5-10 mph
Humidity
81%
Feels like
83–66°F
Data source: National Weather Service (NOAA) · Updated just now
Tomorrow by Hour
64°Temperature trend85°
| Time | Temp | Condition | Rain % | Wind | ||
|---|---|---|---|---|---|---|
| 5 AM☽ | 66°F | Mostly Clear | 0% | 5 mph SSE | ||
| 6 AM☽ | 66°F | Partly Cloudy | 0% | 5 mph SSE | ||
| 7 AM☽ | 65°F | Partly Cloudy | 0% | 5 mph S | ||
| 8 AM☽ | 65°F | Partly Cloudy | 0% | 5 mph S | ||
| 9 AM☽ | 65°F | Partly Cloudy | 0% | 5 mph S | ||
| 10 AM☽ | 64°F | Partly Cloudy | 0% | 5 mph S | ||
| 11 AM | 64°F | Partly Sunny | 0% | 5 mph S | ||
| 12 PM | 65°F | Partly Sunny | 4% | 5 mph S | ||
| 1 PM | 68°F | Partly Sunny | 4% | 5 mph SSW | ||
| 2 PM | 72°F | Partly Sunny | 4% | 5 mph SSW | ||
| 3 PM | 75°F | Mostly Sunny | 4% | 10 mph SW | ||
| 4 PM | 79°F | Partly Sunny | 4% | 10 mph SW | ||
| 5 PM | 81°F | Mostly Sunny | 4% | 10 mph SW | ||
| 6 PM | 83°F | Mostly Sunny | 3% | 10 mph WSW | ||
| 7 PM | 84°F | Mostly Sunny | 3% | 10 mph WSW | ||
| 8 PM | 85°F | Mostly Sunny | 3% | 10 mph WSW | ||
| 9 PM | 84°F | Mostly Sunny | 3% | 10 mph W | ||
| 10 PM | 83°F | Mostly Sunny | 3% | 10 mph W | ||
| 11 PM☽ | 81°F | Mostly Clear | 3% | 10 mph W | ||
| 12 AM☽ | 79°F | Mostly Clear | 4% | 5 mph W | ||
| 1 AM☽ | 77°F | Partly Cloudy | 4% | 5 mph WNW | ||
| 2 AM☽ | 75°F | Partly Cloudy | 4% | 5 mph WNW | ||
| 3 AM☽ | 73°F | Partly Cloudy | 4% | 5 mph NW | ||
| 4 AM☽ | 71°F | Partly Cloudy | 4% | 5 mph NW | ||
Precipitation Timeline
No significant precipitation expected tomorrow.
What to Wear Tomorrow
Hot — wear breathable, light clothing
Clothing
- • Light t-shirt or tank top
- • Shorts or light skirt
- • Hat for sun protection
Footwear
Sandals or breathable sneakers
Accessories
- • Sunglasses
- • Sunscreen
Conditions
High: 85°F
Low: 64°F
Wind: 5-10 mph
Rain: 4%
Enjoy your day!
Best Time to Be Outside Tomorrow
1 PM – 2 PM
Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)
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More for Naperville, IL
- Will it rain tomorrow in Naperville?
- What time will it rain tomorrow in Naperville?
- Weather tomorrow by hour in Naperville
- Heat index tomorrow by zip code near Naperville
- Dew point tomorrow by zip code near Naperville
- Wind chill tomorrow by zip code near Naperville
- Snow forecast tomorrow by zip code near Naperville
- What to wear tomorrow in Naperville
- Best time to be outside tomorrow in Naperville
Forecast by ZIP in Naperville
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Frequently Asked Questions
What is the weather forecast for tomorrow in Naperville, IL?
Tomorrow in Naperville: High of 85°F, Low of 64°F. Clear with 4% chance of precipitation. Wind 5-10 mph.
Will it rain tomorrow in Naperville?
No significant precipitation expected tomorrow.
What should I wear tomorrow in Naperville?
With a high of 85°F and low of 64°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.