Jacksonville in August
In August, Jacksonville averages 31°C (88°F) during the day and 25°C (76°F) at night, with frequent rain — about 28 days of the month see precipitation (177 mm total).
ShoulderConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
It's peak hurricane season in Jacksonville during August. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.
How August compares to the rest of the year in Jacksonville
August is one of the warmest months in Jacksonville (2nd of 12) and one of the wettest months (2nd of 12). Daytime temperature runs 5°C above the annual average (26°C). August runs 1°C cooler than July (32°C) and cools 2°C in September (29°C).
August sunrise & sunset in Jacksonville
Times shown for Jacksonville local time (America/New_York), calculated for the 15th of August. They shift by a few minutes day to day across the month.
Photography light in Jacksonville — August
Golden-hour and blue-hour windows for the 15th of August, in Jacksonville's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Jacksonville in August
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Shoulder) and Jacksonville's popularity.
Crowds & pricing — August in Jacksonville
Jacksonville is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Why this tier: Northern Hemisphere summer holidays peak hazard season (1 active)
Sun & mosquito risk — August in Jacksonville
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Jacksonville in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 18°C / 64°F | 9°C / 47°F | 63 mm | 12 | — |
| February | 21°C / 69°F | 11°C / 53°F | 77 mm | 13 | — |
| March | 23°C / 74°F | 14°C / 56°F | 66 mm | 12 | — |
| April | 26°C / 79°F | 17°C / 62°F | 79 mm | 14 | — |
| May | 29°C / 84°F | 20°C / 68°F | 83 mm | 17 | — |
| June | 31°C / 88°F | 23°C / 74°F | 159 mm | 25 | — |
| July | 32°C / 89°F | 24°C / 76°F | 165 mm | 28 | — |
| August | 31°C / 88°F | 25°C / 76°F | 177 mm | 28 | — |
| September | 29°C / 85°F | 23°C / 73°F | 179 mm | 23 | — |
| October | 26°C / 79°F | 19°C / 66°F | 74 mm | 16 | — |
| November | 22°C / 71°F | 14°C / 57°F | 69 mm | 14 | — |
| December | 20°C / 68°F | 12°C / 53°F | 69 mm | 13 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Jacksonville in August →
Frequently asked questions
How hot is Jacksonville in August?
In August, Jacksonville averages a high of 31°C (88°F) and a low of 25°C (76°F) — generally hot.
Does it rain a lot in Jacksonville in August?
August is quite rainy in Jacksonville, with about 28 rainy days on average.
Is August a good time to visit Jacksonville?
August is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Jacksonville in August?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full August packing list for Jacksonville for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.