Historical weather data, all-time temperature records, and monthly climate averages for Bettendorf, IA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Bettendorf sits squarely in that unpredictable stretch of spring, with an average high of 58° and a low of 35°. History keeps it honest — this date has seen a balmy 84° back in 1873 and a teeth-chattering 17° as recently as 2018. A nearly 30% chance of rain is worth watching, but snow is essentially off the table.
Bettendorf earns its Midwest stripes with a staggering 136-degree swing between its all-time extremes — 104° in July 1874 and -32° on the last day of January 2019. A single June day in 1990 dumped 6.56 inches of rain, and February 2015 buried the city under 12.4 inches of snow in 24 hours.
Summer is the main event here, with late June peaking at an average high of 85° and July close behind at 85°. Winter bites hard — January and February highs hover in the low 30s, making the January 8–14 window the coldest stretch of the year. If you're dodging rain, avoid late May, when weekly precipitation averages nearly 1.3 inches.