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Naperville Weather Forecast

Temperature, wind, rain and more for Naperville

Illinois, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 07
Jun		00:00

NNE
NNE

 6 / 10 mph 62 / 62°F 52% 1013 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 6%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

 5 / 11 mph 57 / 56°F 60% 1013 mb
Low level cloud: 0%
Mid level cloud: 34%
High level cloud: 1%
Most Significant Cloud Type: medium
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NE
NE

 5 / 9 mph 63 / 60°F 70% 1014 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 14%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

 9 / 10 mph 75 / 76°F 57% 1012 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 64%
Most Significant Cloud Type: medium
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

E
E

 10 / 11 mph 77 / 77°F 43% 1011 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 92%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SE
SE

 6 / 8 mph 79 / 77°F 47% 1010 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 92%
Most Significant Cloud Type: medium
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ENE
ENE

 7 / 11 mph 74 / 76°F 56% 1009 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 76%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

 4 / 6 mph 67 / 67°F 69% 1009 mb
Low level cloud: 4%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 08
Jun		21:00

W
W

 8 / 11 mph 60 / 60°F 86% 1008 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Naperville:

The outlook for Naperville in the week ahead shows the average daytime maximum temperature will be around 27°C, with a high for the week of 30°C expected on the afternoon of Thursday 12th. The mean minimum temperature will be 16°C, dipping to its lowest on the morning of Monday 9th at 11°C. The coming week will have mixed weather with some days dry and some seeing a little rain. Predictions are Friday 9th will have the most precipitation with an accumulation of around 7.0mm. On the whole winds are likely to be moderate.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure