Two-week planning outlook

14-Day Weather Forecast for Naperville, Illinois

Daily high and low temperatures, rain chances, wind, UV index, weekend conditions, and planning guidance for the next two weeks.

Expect daytime highs between 66°F and 83°F during the next 14 days. Rain chances peak at 100% on Wednesday, Sep 9, while Fri, Sep 18 · Thu, Sep 17 · Sat, Sep 19 currently look most favorable for outdoor plans.

Updated Sep 6, 9:49 AM -05:00

14 Days at a Glance

Complete two-week outlook

Warmest DaySat, Sep 12 · 83°FLight Rain

Coolest NightTue, Sep 15 · 52°FClear Sky

Highest Rain ChanceWed, Sep 9 · 100%Moderate Rain

Strongest WindWed, Sep 9 · 16.8 mphNo gust data

Weekend OutlookMostly dry · Scattered Clouds80°F / 66°F

Total Precipitation1.82 inEstimated across 14 days

Extended local outlook

14-Day Forecast

Detailed 48-hour forecast

Sunday, Sep 6 · 80°F / 66°F

Scattered Clouds

Rain chance 0%, 9.3 mph ENE, humidity 53%.

Morning: 67°F
Afternoon: 79°F
Evening: 75°F
Overnight: 69°F
Humidity: 53%
Pressure: 30.06 inHg
Dew point: —
UV index: 0 low
Sunrise: 6:23 AM
Sunset: 7:18 PM

Temperature Trend

HighLow52°F – 83°F

9/69/79/89/99/109/119/129/139/149/159/169/179/189/19

Rain Chances

0%9/6

0%9/7

49%9/8

100%9/9

6%9/10

0%9/11

74%9/12

100%9/13

100%9/14

13%9/15

0%9/16

0%9/17

0%9/18

0%9/19

UV Index

Daily peak

09/6

09/7

09/8

09/9

09/10

09/11

09/12

09/13

09/14

09/15

09/16

09/17

09/18

09/19

Planning Ahead

Forecast-based guidance

Most Favorable Outdoor Days

Fri, Sep 18 · Thu, Sep 17 · Sat, Sep 19

Lower rain chances and manageable winds

Rainy Days

Wed, Sep 9 · Sun, Sep 13 · Mon, Sep 14

Peak chance 100%

Warmest Days

Sat, Sep 12 · Tue, Sep 8 · Sun, Sep 13

Highs up to 83°F

Coolest Nights

Tue, Sep 15 · Wed, Sep 16 · Thu, Sep 17

Lows near 52°F

Windiest Day

Wednesday, Sep 9

16.8 mph · Gusts —

Weekend Weather

Two-week planning

This Weekend

Sun, Sep 680°F / 66°FScattered Clouds · Rain 0%

Next Weekend

Sat, Sep 1283°F / 64°FLight Rain · Rain 74%

Sun, Sep 1382°F / 67°FHeavy Intensity Rain · Rain 100%

14-Day Weather Forecast for Naperville, Illinois

Temperatures range from an overnight low near 52°F to a daytime high near 83°F. The strongest rain signal is 100% on Wednesday, Sep 9, with 3 notable wet days in the current outlook.

FAQ

14-day forecast questions for Naperville

What is the 14-day weather forecast for Naperville?

Will it rain in Naperville during the next two weeks?

The strongest rain signal is 100% on Wednesday, Sep 9, with 3 notable wet days in the current outlook.

What is the hottest day in Naperville during the next 14 days?

The warmest forecast day is Saturday, Sep 12, with a high near 83°F.

What is the coldest night in Naperville?

The lowest forecast temperature is 52°F on Tuesday, Sep 15.

What will the weather be this weekend in Naperville?

This Weekend currently ranges from 66°F to 80°F, with rain chances peaking at 0%.