Historical weather data, all-time temperature records, and monthly climate averages for Atchison, KS. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Atchison typically lands in that classic spring-in-flux zone — average highs of 63° with lows still dipping to 37° overnight. The date has a wild range in the record books: a 89° scorcher back in 2000 and a brutal 22° low in 1968. Rain is possible (about a 1-in-4 shot), but snow? Not a concern.
Atchison earns its Midwest stripes with an all-time spread of 132 degrees between its extremes — from a suffocating 107° in July 1954 to a bone-cracking -25° in January 1974. Its wettest single day dropped nearly 5 inches of rain on September 13, 2016, while an early March storm in 1978 buried the city under 8.5 inches of snow.
Summers run hot here — the peak week in mid-July averages a high of 89°, and June through August all clear 86°. If you're cold-averse, January's average high of just 36° makes it the clear season to skip. The wettest stretch falls in late June, averaging 1.35 inches for the week, so pack accordingly if you're visiting in summer.