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Naperville, Illinois, United States
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Weather in Naperville, United States

18°
Clear
Feels like 18°
·
High27°Low16°

Weather Advisories

Extremely Humid
Tomorrow 13:00
Rain
Sunday afternoon
Strong Wind
Sunday afternoon
Low Visibility
Sunday evening
High UV Index
Monday afternoon
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Air quality

Full Details
0
42
500
Air quality:Good

Pollen index

Full Details
Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Tomorrow's weather summary

The weather in Naperville on Saturday, July 25th, is going to be cloudy for most of the day, together with clear skies before dawn.

There is also a chance for some clouds in the afternoon around 3 pm.

Weather details for Naperville, on Saturday, July 25th:

The maximum temperature during the day is going to be 28°C around 6 pm. The day will be humid, with average humidity of 69%, ranging from 57% to a maximum value of 83% at about 11 pm. The wind will be light, and will get up to 13 km/h at 2 pm, blowing from the south-west. The cloud coverage will range from 0% around midnight to as high as 100% around 1 pm with an average of 54%.

There is no probability for any precipitation throughout the day. The dew point will range from 12°C up to a maximum value of 20°C around 11 pm.

The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be normal with average pressure of 1015 hPa. Sunrise will be at 5:39 am, and sunset at 8:18 pm. The day will have 14 hours and 39 minutes of daylight.

Air quality forecast for Naperville, on Saturday, July 25th:

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 44 and 59.

Pollen forecast for Naperville, on Saturday, July 25th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The weather in Naperville on Sunday, July 26th, will be cloudy for most of the day, with clear skies before dawn.

There's seems to be also high probability of some clouds in the early morning at about 5 am.

Weather details for Naperville, on Sunday, July 26th:

The highest temperature during the day is going to be 32°C at about 5 pm. The day will be extremely humid, with average humidity of 76%, ranging from 56% to a maximum value of 96% at about 6 am. The wind will be breezy, and will get up to 17 km/h at 6 pm, blowing from the west. The cloud coverage will range from 0% around 3 am to as high as 99% around 8 pm with an average of 68%.

There is no probability for any precipitation throughout the day. The dew point will range from 20°C up to a maximum value of 24°C around 10 pm.

The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be normal with average pressure of 1012 hPa. Sunrise will be at 5:40 am, and sunset at 8:17 pm, making it a total of 14 hours and 37 minutes of daylight.

Air quality forecast for Naperville, on Sunday, July 26th:

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 45 and 60.

Pollen forecast for Naperville, on Sunday, July 26th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

FAQ

How warm does it get in Naperville?
The average annual highest temperature in Naperville is 30.3°C (86.5°F), and the July 18th is the hottest day on average.
How cold does it get in Naperville?
The average annual lowest temperature in Naperville is -10.9°C (12.4°F), and the January 14th is the coldest day on average.
Which month has the most rain in Naperville?
The wettest months in Naperville are June and May.
What months does it snow in Naperville?
The most common time of year for snow is February, January, December and March.