Historical weather data, all-time temperature records, and monthly climate averages for Casselberry, FL. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Casselberry typically delivers a pleasant warm-up, with average highs of 82° and lows around 61°. There's a roughly 1-in-4 chance of rain today, though the date has seen everything from a sweltering 94° in 2017 to a chilly 48° low back in 1961.
Casselberry's weather has real range — the thermometer has touched as high as 101° on June 1, 2004, and plunged to 22° on December 13, 1962. The wettest day on record dropped a remarkable 9.42 inches on September 29, 2022, a reminder of just how intense Florida's storm events can be.
Summers here are long and hot, with highs hovering around 92° from July through August and the wettest stretch arriving mid-June. Winter is mild by most standards — the coolest week of the year, early January, still averages a 70° high. If you're planning a visit, spring and fall offer the best balance of warmth and drier skies.