Nearby locations
Summit, Illinois, United States
Forest View, Illinois, United States
Lyons, Illinois, United States
Nearby popular places
Pielet Summit Heliport, United States
Chicago Portage National Historic Site, United States
Cid Field, United States

Weather in Summit, United States

22°
Partly cloudy
Feels like 22°
·
High27°Low17°
Are you a business interested
in the data behind our forecast?
Try Our Weather API
Weather API Globe

Air quality

Full Details
0
54
500
Air quality:Moderate

Pollen index

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

Today's weather summary

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

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

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

The maximum temperature during the day will be 27°C at about 4 pm. The day will have comfortable humidity, with average humidity of 56%, ranging from 34% to a maximum value of 77% at about 6 am. The wind will be light, and will get up to 10 km/h at noon, blowing from the south-east. The cloud coverage will range from 0% around 8 pm to as high as 100% around 11 am with an average of 42%.

There is no probability for any precipitation throughout the day. The dew point will range from 9°C up to a maximum value of 15°C around 10 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 5:37 am, and sunset at 8:17 pm, making it a total of 14 hours and 40 minutes of daylight.

Air quality forecast for Summit, 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 40 and 79.

Pollen forecast for Summit, 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 Summit on Saturday, July 25th, is going to be clear throughout the day, together with cloud overcast in the early morning.

There is also a chance for some clouds around noon around 12 pm.

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

The maximum temperature during the day is going to be 28°C around 5 pm. The day will be humid, with average humidity of 66%, ranging from 53% to a maximum value of 82% at about 11 pm. The wind will be breezy, and will get up to 16 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 11 am with an average of 37%.

There is no probability for any precipitation throughout the day. The dew point will range from 13°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 5:38 am, and sunset at 8:16 pm. The day will have 14 hours and 38 minutes of daylight.

Air quality forecast for Summit, 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 55 and 79.

Pollen forecast for Summit, 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 Summit?
The average annual highest temperature in Summit is 29.4°C (84.9°F), and the July 18th is the hottest day on average.
How cold does it get in Summit?
The average annual lowest temperature in Summit is -9.4°C (15.1°F), and the January 14th is the coldest day on average.
Which month has the most rain in Summit?
The wettest months in Summit are April and May.
What months does it snow in Summit?
The most common time of year for snow is February, January, December and March.