Historical weather data, all-time temperature records, and monthly climate averages for Troy, OH. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4 in Troy sits in that unpredictable swing season — historically, highs average 57° but have swung anywhere from 22° to 81° on this exact date. There's a 45% chance of rain today, so don't leave the umbrella behind, though snow is unlikely at just 5%.
Troy's weather has real teeth: the city has seen a scorching 102° in June 1988 and a brutal -25° in January 1994 — a 127-degree spread between its extremes. That January 2026 snowstorm that dropped 12.4" in a single day is still the snowiest on record.
Summer is Troy's showcase, with highs peaking around 85° in mid-July and the wettest stretch of the year arriving right on its heels in late June. Winter bottoms out the week of January 15-21, when average highs barely crack 34°, making that roughly a 50-degree seasonal swing worth planning around.