Rock Island Weather Forecast
- 76
- 93
Becoming Sunny
- 72
- 91
Chance Thunderstorms
- 71
- 85
Chance Thunderstorms
- 73
- 88
Slight Chance Thunderstorms
- 74
- 92
Mostly Sunny
- 74
- 93
Slight Chance Thunderstorms
Today 23 Jul Rock Island
Sunny, hot with Highs in the lower 90s. South Winds 10 to 15 Mph. Heat index Values up to 106.
Tonight 23 Jul Rock Island
Partly cloudy. Near steady temperature in the upper 70s. Southeast Winds around 10 Mph.
Rock Island Temperature Statistics
July Temperature
Moline Quad-City Airport (5 miles)
Lowest 2 July, 2025
62.7 °FAverage July
76.6 °FHighest 3 July, 2025
91.7 °F
Climate (2020–Present)
Moline Quad-City Airport (5 miles)
Average Low 2020–2025
42.8 °FAverage 2020–2025
53.4 °FAverage High 2020–2025
63.6 °F