Keithsburg Weather Forecast
- 73
- 90
Chance Thunderstorms
- 68
- 92
Mostly Sunny
- 69
- 87
Mostly Sunny
- 73
- 93
Slight Chance Thunderstorms
- 63
- 87
Mostly Sunny
- 62
- 81
Mostly Sunny
Today 17 Jul Mercer
Sunny after Midnight, then becoming mostly sunny. A slight chance of Thunderstorms with isolated Showers after Midnight, then a chance of Showers and Thunderstorms this afternoon. Hot with Highs around 90. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 102.
Tonight 17 Jul Mercer
Mostly clear. A chance of Showers and Thunderstorms in the evening. Humid with Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent. Heat index Values up to 100 early in the evening.
Keithsburg Temperature Statistics
July Temperature
Muscatine (21.1 miles)
Lowest 7 July, 2026
62.6 °FAverage July
78.2 °FHighest 1 July, 2026
95 °F
Climate (2021–2026)
Muscatine (21.1 miles)
Average Low 2021–2026
42.4 °FAverage 2021–2026
53.1 °FAverage High 2021–2026
63.5 °F