Historical weather data, all-time temperature records, and monthly climate averages for Riverside, OH. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Riverside sits right in the heart of swing-season uncertainty — expect a high around 59° and a low near 38°, but history shows anything is possible. Across 122 years of records, temperatures on this date have ranged from a bitter 20° in 1915 to a shorts-worthy 82° in 2007. There's also a coin-flip chance of rain, so keep an umbrella handy.
Riverside has seen some genuine extremes over its 133 years of records — from a scorching 108° in July 1901 to a bone-chilling -28° in February 1899, a swing of 136 degrees. A single storm in September 1979 dropped 4.65 inches of rain in one day, and a February 1910 snowstorm buried the area under 10.5 inches.
Riverside summers are legitimately hot, with highs peaking around 87-88° in mid-July and staying in the mid-80s through August. Winters are cold but not brutal, with January and February highs hovering in the upper 30s to low 40s. If you're watching for rain, June is the wettest stretch of the year — plan outdoor events around it.