Weather forecast for 10 days
Summit, IL

Weather forecast for the weekend

Saturday, Apr 19.

Cloudy
6:02 am

7:38 pm
CDT
Cloudy
59°F / 46°F
  • Wind: 7mph NE
  • Humidity: 65%
  • Precip. probability: 9%
  • Precipitation: 0"
  • UV index: 3
Today, in Summit, gray skies will dominate the forecast.
Temperatures are predicted to range from a maximum of a mild 59°F to a minimum of a frosty 46.4°F.
The forecasted top temperature is expected to be slightly warmer than the usual April maximum of 54.1°F.
Sunrise will be at 6:02 am and sunset at 7:38 pm; the daylight will last for 13h and 35min.

Sunday, Apr 20.

Rain
6:00 am

7:39 pm
CDT
Rain
54°F / 52°F
  • Wind: 15mph ENE
  • Humidity: 66%
  • Precip. probability: 64%
  • Precipitation: 0"
  • UV index: 3
Tomorrow, on Sunday, April 20, expect widespread rain, bringing wet conditions throughout the day.
Minimal precipitation is forecasted. A slight temperature fluctuation is predicted, ranging from a high of a cool 53.6°F to a low of a fresh 51.8°F.
The predicted daytime maximum should align with the typical April high of 54.1°F.
Sunrise will be at 6:00 am and sunset at 7:39 pm; tomorrow's daylight will last for 13h and 38min.

Frequently asked questions

What is the weather forecast for Summit for tomorrow?
On Sunday, in Summit, expect scattered showers to bring rain on and off throughout the day.
Will it rain tomorrow?
There is a high chance of rainfall, but precipitation will be minimal.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 53.6°F, while the lowest temperature will be 51.8°F.
The highest temperature will be in line with the average maximum of 54.1°F in April. Tomorrow, the lowest temperature will be uncommonly higher than the average low of 40.8°F.
What time are sunrise and sunset tomorrow?
On Sunday, in Summit, sunrise will be at 6:00 am and sunset at 7:39 pm (CDT).
How many hours of daylight will Summit have tomorrow?
In Summit, the length of the day tomorrow will be 13h and 38min.
What is the weather forecast for Summit for the next ten days?
In Summit, predominantly cloudy and occasionally damp weather is expected for the next ten days.
Will it rain in the next ten days?
Rainfall is predicted for Monday through next Saturday in Summit. Monday, with moderate precipitation of 0.43", will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will range between 53.6°F and 73.4°F, as the minimum temperature will vary between 42.8°F and 59°F.
What will be the warmest and the coldest days in Summit?
With a maximum temperature of 73.4°F, Wednesday and Thursday will be the warmest days. Tomorrow will be the coldest day, with a maximum temperature of 53.6°F.

Long-term weather forecast

SatApr 19.
  • 59°F
  • 46°F
Cloudy
Cloudy
  • Wind: 7mph NE
  • Humidity: 65%
  • UV index: 3
  • Precip. probability: 9%
  • Precipitation: 0"
  • 6:02 am 7:38 pm CDT
SunApr 20.
  • 54°F
  • 52°F
Rain
Rain
  • Wind: 15mph ENE
  • Humidity: 66%
  • UV index: 3
  • Precip. probability: 64%
  • Precipitation: 0"
  • 6:00 am 7:39 pm CDT
MonApr 21.
  • 61°F
  • 43°F
AM Showers / Wind
AM Showers / Wind
  • Wind: 23mph WSW
  • Humidity: 69%
  • UV index: 3
  • Precip. probability: 34%
  • Precipitation: 0.43"
  • 5:59 am 7:40 pm CDT
TueApr 22.
  • 64°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph E
  • Humidity: 52%
  • UV index: 7
  • Precip. probability: 11%
  • Precipitation: 0.04"
  • 5:57 am 7:41 pm CDT
WedApr 23.
  • 73°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph S
  • Humidity: 52%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0.12"
  • 5:56 am 7:42 pm CDT
ThuApr 24.
  • 73°F
  • 54°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 11mph ESE
  • Humidity: 53%
  • UV index: 5
  • Precip. probability: 23%
  • Precipitation: 0.08"
  • 5:54 am 7:43 pm CDT
FriApr 25.
  • 63°F
  • 52°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 14mph NE
  • Humidity: 64%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • 5:53 am 7:44 pm CDT
SatApr 26.
  • 61°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph NE
  • Humidity: 68%
  • UV index: 5
  • Precip. probability: 24%
  • Precipitation: 0.35"
  • 5:52 am 7:45 pm CDT
SunApr 27.
  • 66°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph E
  • Humidity: 55%
  • UV index: 7
  • Precip. probability: 18%
  • Precipitation: 0"
  • 5:50 am 7:46 pm CDT
MonApr 28.
  • 72°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph SSE
  • Humidity: 57%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:49 am 7:47 pm CDT
Conditions over the next ten days suggest that primarily dull and occasionally rainy weather is anticipated.
Rainfall is anticipated on Monday through next Saturday.
The temperature will vary considerably over the next several days. The maximum temperature will vary between 53.6°F and 73.4°F, while the nightly low temperatures will show also a considerable swing, as the overnight lows will vary from 42.8°F to 59°F.
With a maximum temperature of 73.4°F, Wednesday and Thursday will be the warmest days in Summit; the lowest daytime temperature of the period will be reached on Sunday, peaking at 53.6°F.
Updated: Apr 19, 2025 @ 07:07:01 UTC
Published by: Weather U.S. | About Us
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