Historical weather data, all-time temperature records, and monthly climate averages for Bluffton, SC. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Bluffton typically feels like spring has arrived, with an average high of 74° and a low of 53°. Temperatures on this date have swung wildly over the decades — from a balmy 87° in 1978 to a frigid 39° in 1987. There's about a 1-in-3 chance of rain, but snow is essentially off the table.
Bluffton's weather history has some real extremes on the books — the mercury has soared to 106° in June 1985 and plunged to 5° just seven months earlier that same January. A single October day in 2016 dumped nearly 9 inches of rain, and a rare February snowstorm in 1973 left 6.4 inches on the ground.
Bluffton is warmest from early July through early August, when average highs hit 91°, and coolest in early January, when highs hover around 58°. If you're avoiding humidity and downpours, steer clear of late July and early August — that's the wettest stretch of the year. Spring and fall offer the most comfortable conditions, with highs in the 70s and 80s.