Severe Summer Storms Set to Hit Jacksonville: What to Expect Tonight!

Jacksonville Beach, Florida, USA - As summer kicks off in Jacksonville, the city is bracing for its traditional sweltering heat and humidity. Today, June 16, 2025, marks an official turn toward the summer season. Weather patterns are already hinting at what residents can expect: scattered sea breeze showers and thunderstorms have begun to pop up near Interstate 75, while additional storms are developing along the Atlantic breeze in Putnam County and coastal areas. According to News4Jax, the main hazards associated with today’s storms include locally heavy rainfall and strong wind gusts, with the weather expected to flare up during the evening before winding down after sunset.

With the heat firmly in place, the forecast for Tuesday sounds quite typical of a Jacksonville summer: temperatures climbing into the 90s and feeling closer to 100-105 degrees due to humidity. Scattered showers and thunderstorms have about a 40-50 percent chance of occurring, driven by the ever-present sea breeze. Nighttime temperatures are expected to dip into the comfortable 70s, providing a slight reprieve from day-time swelter.

Climate Context

Jacksonville’s climate belongs to the humid subtropical category, classified as Cfa, thanks to its proximity to the Atlantic Ocean. As indicated by Weather Atlas, this city experiences a pleasant but humid environment year-round, with summers that showcase both heat and rainfall. On average, summer temperatures hover around 91.4°F (33°C), while winter conditions are milder, with lows dipping to around 47.8°F (8.8°C).

In fact, Jacksonville often sees its highest levels of humidity in December, while summer months like July and August often bring tropical showers and thunderstorms. Rainfall peaks in August with an average of 3.66 inches (93 mm), making it the wettest month. These summer storms, though common, play a significant role in easing the heat temporarily for locals.

Summer in Jacksonville

This time of year, it’s not just the heat that we have to talk about; the humidity hits hard too. With relative humidity levels soaring between 74% and 75%, don’t be surprised if the perceived temperature feels warmer than the mercury reads. In fact, Climate to Travel notes that under these humid conditions, the real-feel temperature can easily exceed 104°F (40°C). August tends to be particularly notorious for sweaty days.

For those wondering when to visit Jacksonville, it’s worth noting that spring, particularly March and April, is considered the ideal season with temperatures ranging from a comfortable 63°F (17.3°C) to 80°F (26.7°C). Those who love summer vibes should be prepared for it to be muggy and hot, along with daily thunderstorms that pop up like clockwork.

As for today’s forecast, residents are best advised to stay hydrated, aware of the weather warnings, and embrace the summer spirit, even if it does come wrapped in oppressive heat. As evening falls, patchy fog may add a mystical touch to the summer nights ahead. So let’s raise our glasses to those long summer nights while keeping an eye out for the storms that are an undeniable feature of Jacksonville’s charm!