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Lemont, Illinois, United States
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Weather in Lemont, United States

21°
Mostly cloudy
Feels like 21°
·
High27°Low17°
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Air quality

Full Details
0
46
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 Lemont on Friday, July 24th, will change throughout the day from cloudy condition to clear.

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

Weather details for Lemont, on Friday, July 24th:

The highest temperature during the day is going to be 27°C at about 4 pm. The day will have comfortable humidity, with average humidity of 53%, ranging from 36% to a maximum value of 79% at about 5 am. The wind will be light, and will get up to 10 km/h at 4 pm, blowing from the south-west. The cloud coverage will range from 0% around 7 pm to as high as 100% around noon with an average of 42%.

There is no probability for any precipitation throughout the day. The dew point will range from 10°C up to a maximum value of 14°C around 8 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 5:38 am, and sunset at 8:18 pm, making it a total of 14 hours and 40 minutes of daylight.

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

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 34 and 66.

Pollen forecast for Lemont, 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 Lemont on Saturday, July 25th, will change throughout the day from cloudy condition to clear.

Looks like cloud overcast will appear in the early morning and there is a high chance for clear skies before dawn.

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

The maximum temperature of the day will be 27°C around 5 pm. The day will be humid, with average humidity of 66%, ranging from 50% to a maximum value of 85% at about 11 pm. The wind will be breezy, and will get up to 16 km/h at 1 pm, blowing from the south-west. The cloud coverage will range from 0% around midnight to as high as 100% around 11 am with an average of 44%.

There is no probability for any precipitation throughout the day. The dew point will range from 10°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 8:17 pm, making it a total of 14 hours and 38 minutes of daylight.

Air quality forecast for Lemont, 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 Lemont, 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 Lemont?
The average annual highest temperature in Lemont is 30.3°C (86.5°F), and the July 18th is the hottest day on average.
How cold does it get in Lemont?
The average annual lowest temperature in Lemont is -10.4°C (13.3°F), and the January 14th is the coldest day on average.
Which month has the most rain in Lemont?
The wettest months in Lemont are June and May.
What months does it snow in Lemont?
The most common time of year for snow is February, January, December and March.