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Joliet, Illinois, United States
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Weather in Joliet, United States

20°
Partly cloudy
Feels like 20°
·
High27°Low16°
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Air quality

Full Details
0
38
500
Air quality:Good

Pollen index

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

Today's weather summary

The weather in Joliet on Friday, July 24th, will change throughout the day from cloudy weather to clear.

Looks like cloud overcast will appear before dawn and a high probability for clear skies in the afternoon.

Weather information for Joliet, on Friday, July 24th:

The maximum temperature during the day will be 27°C around 5 pm. The day will have comfortable humidity, with average humidity of 57%, ranging from 34% to a maximum value of 88% at about 5 am. The wind will be light, and will get up to 12 km/h at 7 pm, blowing from the south. The cloud coverage will range from 0% around 7 pm to as high as 100% around noon with an average of 45%.

There is no probability for any precipitation throughout the day. The dew point will range from 9°C up to a maximum value of 14°C around 7 am.

The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be high with average pressure of 1019 hPa. Sunrise will be at 5:39 am, and sunset at 8:18 pm, making it a total of 14 hours and 39 minutes of daylight.

Air quality forecast for Joliet, on Friday, July 24th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 28 and 67.

Pollen forecast for Joliet, on Friday, July 24th:

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 Joliet on Saturday, July 25th, is going to be cloudy throughout the day, with few clouds before dawn.

There's seems to be also high probability of clear skies before dawn at about 12 am.

Weather information for Joliet, on Saturday, July 25th:

The maximum temperature of the day will be 27°C at about 6 pm. The day will have very high relative humidity, with average humidity of 71%, ranging from 62% to a maximum value of 83% at about 11 pm. The wind will be light, and will get up to 12 km/h at 3 pm, blowing from the south. The cloud coverage will range from 0% around midnight to as high as 100% around noon with an average of 53%.

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 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 1015 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 Joliet, 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 51 and 72.

Pollen forecast for Joliet, 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.

FAQ

How warm does it get in Joliet?
The average annual highest temperature in Joliet is 30.6°C (87.1°F), and the July 18th is the hottest day on average.
How cold does it get in Joliet?
The average annual lowest temperature in Joliet is -10.4°C (13.3°F), and the January 14th is the coldest day on average.
Which month has the most rain in Joliet?
The wettest months in Joliet are June and May.
What months does it snow in Joliet?
The most common time of year for snow is February, January, December and March.