Historical weather data, all-time temperature records, and monthly climate averages for Fort Wayne, IN. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Fort Wayne is a true coin-flip day — there's a 47% chance of precipitation and an 11% shot at snow, even as the calendar inches toward spring. Temperatures on this date have swung wildly, from a bitter 16° in 1995 to a shirt-sleeve 83° back in 1988, against a normal range of 34° to 55°.
Fort Wayne doesn't mess around at the extremes — the mercury has topped out at a scorching 106° in June 1988 and plunged to a brutal -22° in January 1985, a 128-degree spread that tells you this city earns all four seasons. A single storm dropped 4.4 inches of rain in June 1989, and March 1964 buried the city under 12.6 inches of snow in one day.
Summer is the sweet spot for Fort Wayne, with average highs peaking around 85° during the third week of July — the same week that's also the wettest of the year at 1.11 inches. If you're cold-averse, avoid January through February, when highs hover in the low-to-mid 30s. Spring and fall offer comfortable shoulder seasons, with April climbing to a 60° average and October holding steady at 64°.