Historical weather data, all-time temperature records, and monthly climate averages for Odenton, MD. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Odenton typically lands in that transitional sweet spot — average highs of 58° and lows of 34°, still cold enough at night to bite. The date's warmest high on record is 70°, set just this year in 2025, while the coldest low bottomed out at 22° back in 1965. Rain is unlikely today; historically there's only an 8% chance of precipitation and essentially no shot at snow.
Odenton's weather history spans nearly seven decades, and the extremes are striking — from a scorching 98° on July 3, 1966, to a brutal -11° on January 28, 1961, a swing of 109 degrees. The wettest single day on record dumped 4.36 inches on September 14, 1966, while the snowiest dropped 14.1 inches on March 6, 1962.
Summer is the main event here, with late June through early July peaking at average highs of 86° — ideal if you like heat, humid if you don't. The coldest stretch runs late January into early February, when highs average just 37°. If you're watching for rain, mid-September is the wettest week of the year, averaging 1.23 inches.