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Summit, Illinois, United States
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Pielet Summit Heliport, United States
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Weather in Summit, United States

43°
Cloudy
Feels like 43°
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High64°Low43°
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Air quality

Full Details
0
37
500
Air quality:Good

Pollen index

Full Details
Tree
1/5
012345
Weed
0/5
012345
Grass
0/5
012345

Today's weather summary

The weather in Summit on Saturday, April 27th, will be cloudy for most of the day, with clear skies before dawn.

There is also a chance for few clouds in the early morning at about 6 am.

Weather information for Summit, on Saturday, April 27th:

The highest temperature of the day will be 81°F around 5 pm. The day will have very high relative humidity, with average humidity of 83%, ranging from 59% to a maximum value of 95% at about 11 pm. The wind will be breezy, and will get up to 16 mph at 7 pm, blowing from the south. The cloud coverage will range from 2% around midnight to as high as 100% around 11 pm with an average of 81%.

The chances of precipitation throughout the day will change between 0% and 20%. The highest chance for precipitation will be around 6 pm and the lowest probability around midnight. The dew point will range from 61°F up to a maximum value of 67°F around 4 pm.

The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be low with average pressure of 1009 hPa. Sunrise will be at 6:23 am, and sunset at 7:57 pm. The day will have 13 hours and 34 minutes of daylight.

Air quality forecast for Summit, on Saturday, April 27th:

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 34 and 38.

Pollen forecast for Summit, on Saturday, April 27th:

Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very high risk.

The weather in Summit on Sunday, April 28th, is going to be cloudy throughout the day, with moderate rain in the early morning.

There is also a chance for light rain during the morning around 10 am.

Weather details for Summit, on Sunday, April 28th:

The maximum temperature of the day will be 70°F around 2 pm. The day will have very high relative humidity, with average humidity of 93%, ranging from 81% to a maximum value of 100% at about 11 am. The wind will be breezy, and will get up to 17 mph at 3 pm, blowing from the south. The cloud coverage will range from 53% around 11 pm to as high as 100% around 6 pm with an average of 97%.

The precipitation probability will change throughout the day between 0% and 70%. The highest chance for precipitation will be around 10 am and the lowest probability around midnight. The dew point will range from 61°F up to a maximum value of 65°F around 4 pm.

The visibility is expected to be good with average visibility of 7 mi throughout the day. Atmospheric pressure will be low with average pressure of 1009 hPa. Sunrise will be at 6:22 am, and sunset at 7:58 pm. The day will have 13 hours and 36 minutes of daylight.

Air quality forecast for Summit, on Sunday, April 28th:

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 34 and 41.

Pollen forecast for Summit, on Sunday, April 28th:

Tree pollen on this day is expected to have low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have medium 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.