Weather forecast for tomorrow
Rock Island, IL

Weather forecast for tomorrow

Friday, Jun 20.

AM Clouds / PM Sun
5:26 am

8:41 pm
CDT
AM Clouds / PM Sun
90°F / 77°F
  • Wind: 17mph S
  • Humidity: 64%
  • Precip. probability: 20%
  • Precipitation: 0"
  • UV index: 7
On Friday, June 20, after a cloudy morning, the sun will make its presence known by the afternoon, offering a warmer, brighter end to the day.
The temperature variation is predicted to range from a maximum of a tropical 89.6°F to a minimum of a moderately hot 77°F.
The maximum heat index, which combines relative humidity and air temperature, is estimated at a steamy 100.4°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
It will be hotter, and the temperature will align more closely with July's average high of 81.7°F than June's.
Sunrise will be at 5:26 am and sunset at 8:41 pm; tomorrow's daylight will last for 15h and 14min.

Frequently asked questions

What is the weather forecast for Rock Island for tomorrow?
On Friday, overcast conditions are expected early, but the afternoon will bring clear skies and sunshine.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature in Rock Island will be 89.6°F, while the lowest temperature will be 77°F. The maximum heat index, which combines air temperature and relative humidity, is assessed at 100.4°F.
The maximum temperature will be noticeably higher than the average highest temperature of 79°F in June. The lowest temperature will be also significantly higher than the average low of 62.1°F.
What time are sunrise and sunset tomorrow?
On Friday, in Rock Island, sunrise will be at 5:26 am and sunset at 8:41 pm (CDT).
How many hours of daylight will Rock Island have tomorrow?
Tomorrow in Rock Island, the daylight will last for 15h and 14min.

Hourly weather forecast

12 am
  • 72°F
  • Feels like:
    72°F
Clear
Clear
  • Wind: 6mph SSW
  • Pressure: 29.91"Hg
  • Humidity: 76%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.91"Hg
  • Humidity: 77%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 68°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.91"Hg
  • Humidity: 78%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:26 am
6 am
  • 68°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.91"Hg
  • Humidity: 81%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
8 am
  • 72°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Wind: 9mph SSW
  • Pressure: 29.91"Hg
  • Humidity: 75%
  • Precip. probability: 18%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 75°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 9mph S
  • Pressure: 29.91"Hg
  • Humidity: 68%
  • Precip. probability: 18%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 79°F
  • Feels like:
    82°F
Cloudy
Cloudy
  • Wind: 14mph S
  • Pressure: 29.88"Hg
  • Humidity: 66%
  • Precip. probability: 12%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 84°F
  • Feels like:
    88°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 16mph S
  • Pressure: 29.83"Hg
  • Humidity: 60%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 88°F
  • Feels like:
    93°F
Mostly Sunny
Mostly Sunny
  • Wind: 17mph S
  • Pressure: 29.77"Hg
  • Humidity: 55%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 88°F
  • Feels like:
    95°F
Sunny
Sunny
  • Wind: 17mph SSW
  • Pressure: 29.74"Hg
  • Humidity: 56%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 86°F
  • Feels like:
    93°F
Sunny
Sunny
  • Wind: 14mph S
  • Pressure: 29.74"Hg
  • Humidity: 63%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:41 pm
10 pm
  • 82°F
  • Feels like:
    88°F
Clear
Clear
  • Wind: 14mph S
  • Pressure: 29.74"Hg
  • Humidity: 73%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Friday, a combination of dry and sunny and cloud-filled weather is expected.
The temperature will vary between the lowest temperature of 68°F and the highest temperature of 87.8°F. The feels-like temperature will be between the lowest temperature of 68°F and the highest temperature of 95°F. The hottest part of the day will be from 4 pm to 7 pm.
The maximum is expected to resemble July's average high of 81.7°F rather than June's. The minimum temperature will be also more close to July's average low of 64.9°F than June's typical 62.1°F.
Updated: Jun 19, 2025 @ 11:57:22 UTC
Published by: Weather Atlas | About Us
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