Weather tomorrow: Naperville

Forecast for tomorrow, 28 September: partly cloudy. The daily air temperature range is 14 to 24 °C. Chance of precipitation tomorrow according to the daily forecast: 3%. Forecast precipitation amount: 0 mm. Wind from the northeast at 2.8 m/s.

monday 28 september

Partly cloudy

Partly cloudy, Precipitation probability 3%, Sunrise 06:46, Sunset 18:39, 28.09.2026

+24°

+14°

Sunset 18:39

G/m activity 2

Precipitation probability 3%

Precipitation 0.0 mm

Wind 2.8 m/s

Pressure 991.9 hPa

Index UV 5

Humidity 56%

Sunrise 06:46

Moon Waning Gibbous

Sunrise 06:46

Sunset 18:39

G/m activity 2

Moon Waning Gibbous

Partly cloudy
night
+16°
Partly cloudy
morning
+14°
Clear
day
+22°
Clear
evening
+21°
Time
Description
Temperature
Precipitation probability
Precipitation
Wind

00:00

Partly cloudy

16°

4 %
-

NE

1.7 m/s

01:00

Partly cloudy

16°

4 %
-

NE

1.7 m/s

02:00

Partly cloudy

15°

5 %
-

N

1.7 m/s

03:00

Partly cloudy

15°

5 %
-

N

1.7 m/s

04:00

Partly cloudy

15°

5 %
-

N

1.7 m/s

05:00

Partly cloudy

15°

6 %
-

N

1.7 m/s

06:00

Partly cloudy

14°

7 %
-

N

1.7 m/s

07:00

Partly cloudy

14°

8 %
-

N

1.7 m/s

08:00

Clear

15°

6 %
-

N

1.7 m/s

09:00

Clear

16°

5 %
-

NE

2.2 m/s

10:00

Clear

18°

4 %
-

NE

2.2 m/s

11:00

Clear

20°

3 %
-

NE

1.7 m/s

12:00

Clear

22°

2 %
-

NE

1.7 m/s

13:00

Clear

23°

1 %
-

NE

1.7 m/s

14:00

Clear

23°

1 %
-

E

1.7 m/s

15:00

Clear

24°

1 %
-

E

1.4 m/s

16:00

Clear

24°

1 %
-

E

1.9 m/s

17:00

Clear

23°

1 %
-

E

2.2 m/s

18:00

Clear

21°

2 %
-

E

3.1 m/s

19:00

Clear

19°

2 %
-

E

2.8 m/s

20:00

Clear

18°

3 %
-

E

2.5 m/s

21:00

Partly cloudy

18°

4 %
-

E

2.2 m/s

22:00

Partly cloudy

18°

5 %
-

E

1.9 m/s

23:00

Overcast

18°

16 %
-

SE

1.4 m/s

What is the atmospheric pressure in Naperville tomorrow?

Pressure adjusted for location elevation. Location elevation: 216 m relative to sea level

Forecast for 28.09.2026 · Local time

Pressure: 990.6–993.3 hPa.

Minimum: 990.6 hPa16:00–18:00

Maximum: 993.3 hPa05:00–13:00

Largest change over 3 hours: −2.7 hPa · 13:00–16:00

hPa · Change over the previous 3 hours

991.9 00:00 —
991.9 01:00 —
991.9 02:00 —
991.9 03:00 0
991.9 04:00 0
993.3 05:00 +1.3
993.3 06:00 +1.3
993.3 07:00 +1.3
993.3 08:00 0
993.3 09:00 0
993.3 10:00 0
993.3 11:00 0
993.3 12:00 0
993.3 13:00 0
991.9 14:00 −1.3
991.9 15:00 −1.3
990.6 16:00 −2.7
990.6 17:00 −1.3
990.6 18:00 −1.3
991.9 19:00 +1.3
991.9 20:00 +1.3
991.9 21:00 +1.3
991.9 22:00 0
991.9 23:00 0

Colours show pressure relative to this day’s range

Lower · 990.6 Scale midpoint · 991.9 Higher · 993.3 Largest change over 3 hours

What is the chance of precipitation in Naperville tomorrow?

Chance of precipitation tomorrow according to the daily forecast: 3%.

Precipitation for tomorrow

Hourly precipitation forecast
00:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
01:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
02:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 5%
03:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 5%
04:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 5%
05:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 6%
06:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 7%
07:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 8%
08:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 6%
09:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 5%
10:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
11:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 3%
12:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 2%
13:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
14:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
15:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
16:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
17:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
18:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 2%
19:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 2%
20:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 3%
21:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 4%
22:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 5%
23:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 16%

Naperville weather tomorrow: morning, afternoon and evening

Morning: partly cloudy, +14 °C. Afternoon: clear, +22 °C. Evening: clear, +21 °C.

According to the hourly forecast, tomorrow's highest temperature is expected from 15:00 to 16:00, at around +24 °C. Times are local.

Tomorrow's strongest winds are expected at 18:00 (from the east). The lightest winds are expected at 15:00 (from the east); at 23:00 (from the southeast). Times are local.

Temperature and wind for tomorrow

+16° +15° +14° +16° +22° +24° +21° +18° 1.7 m/s 1.7 m/s 1.7 m/s 2.2 m/s 1.7 m/s 1.4 m/s 3.1 m/s 2.2 m/s
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
- Wind direction and speed, m/s
- Temperature, °C

What geomagnetic activity is forecast for Naperville tomorrow?

The highest forecast Kp index for tomorrow is 2.

Magnetic storm tomorrow

00:00 2
03:00 2
06:00 2
09:00 2
12:00 1
15:00 1
18:00 2
21:00 2

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