Historical weather data, all-time temperature records, and monthly climate averages for Sweetwater, FL. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4 in Sweetwater typically feels like summer is already knocking — the average high hits 82° with just an 18% chance of rain. The date has seen a 37-degree swing in its history, from a sultry 90° in 2009 down to a surprising 53° back in 1987.
Sweetwater plays in a narrow band of heat, but it's not without its extremes — the thermometer has touched 98° (May 2017) and dipped to a rare 30° (January 1985). The real drama comes from rain: a jaw-dropping 14.85 inches fell in a single day in April 1979.
Sweetwater is warm year-round, with highs ranging from a mild 76° in January to a steamy 90° in July and August. Rain peaks in late June, averaging 2.4 inches in a single week — classic South Florida wet season. If you want heat without the downpours, April and May are your sweet spot.