Hilton Head Island, December 19, 2025
News Summary
Good morning, Hilton Head Island! Today’s weather is mild at 64°F with a mostly cloudy sky. Expect some sunshine by noon, reaching a high of 67°F. Humidity is at 77%, making for sticky mornings but pleasant afternoons. Beachgoers should check high tide at 7:41 AM and remain cautious in the cool ocean of 61.5°F. Daylight hours are around 10 hours and 6 minutes, perfect for outdoor activities before sunset at 5:22 PM. A UV index of 4 suggests wearing sunscreen for midday outings.
Hilton Head Island Weather Update for December 19, 2025
Good morning, Hilton Head Island! As we kick off this lovely day, the current weather is feeling quite mild—it’s 64°F (18°C) with a mostly cloudy sky. Whether you plan to hit the beach or wander the beautiful paths of this fabulous island, a light jacket might be a good idea as you head out this morning.
What’s Coming Up Today?
If you’ve been eagerly waiting for sunshine, the weather is set to shift as the day goes on. This morning started with some thunderstorms around 2 AM, but by 9 AM, expect the clouds to become a bit more intermittent, hovering around the same temperature. As we approach noon, the sun is expected to peek through, giving us a bright and mostly sunny midday, reaching a high of 67°F (19°C).
Sunshine and Short Days
December is usually the month with the least sunshine here on Hilton Head, averaging about 5.7 hours of pure sunshine each day. Nature works in mysterious ways as we’re also seeing some of the highest humidity levels of the year at 77%. This combination makes for both sticky mornings and delightful afternoons when the sun makes its grand appearance.
What About Tides?
On to the ocean—if you’re planning a beach day, keep the tides in mind. The next high tide is set for 7:41 AM with a height of 7.15 ft. Take it easy around the water as it creeps in; the ocean temperature is currently holding steady at a cool 61.5°F (16.4°C), which might not be ideal for a dip unless you’re a true cold-water enthusiast!
Daylight Hours
For those who enjoy outdoor activities, today offers about 10 hours and 6 minutes of daylight—perfect for hiking, golfing, or simply enjoying some fresh air at Coligny Beach Park! Make sure to soak in some sunshine before it slips under the horizon at 5:22 PM.
UV Alert
With a UV index of 4, it’s essential to slip on some sunscreen and wear protective gear if you plan to be outside, especially during peak hours around midday. Protecting your skin from sun exposure will keep you healthy and happy while you enjoy all that Hilton Head has to offer.
Rainfall Stats
We typically see about 2.32 inches (59 mm) of rain fall in December over approximately 11.5 days. So, while it may feel humid, this little island knows how to take a break from the wet stuff most days.
In Summary
Today’s weather is shaping up to be a fine one on Hilton Head Island—with scattered clouds this morning and more sunshine by midday. The blend of warm temperatures, potential high tides, and our famous sandy beaches should make for a wonderful day ahead!
Weather at a Glance
- Current Temperature: 64°F (18°C)
- Humidity: 77%
- High/Low: 67°F / 64°F
- Rainfall: 2.32 inches expected this month
- Sunrise: 7:19 AM
- Sunset: 5:22 PM
- Ocean Temperature: 61.5°F (16.4°C)
FAQ
What should I wear today?
A light jacket or sweater is recommended for the morning. As it warms up by noon, a t-shirt or short sleeves would be perfectly comfortable.
Will it rain today?
Rain seems unlikely today, but it’s always good to keep an eye on those clouds, especially later in the month.
How many hours of daylight will we have?
We can expect about 10 hours and 6 minutes of daylight today.
What’s the UV index and should I wear sunscreen?
With a UV index of 4, it’s wise to apply sunscreen if you’re spending time outdoors.
Author: STAFF HERE HILTON HEAD
The HILTON HEAD STAFF WRITER represents the experienced team at HEREHiltonHead.com, your go-to source for actionable local news and information in Hilton Head Island, Beaufort County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as the RBC Heritage golf tournament, Hilton Head Island Wine & Food Festival, and the Gullah Celebration. Our coverage extends to key organizations like the Hilton Head Island-Bluffton Chamber of Commerce and Community Foundation of the Lowcountry, plus leading businesses in tourism and hospitality that power the local economy such as Sea Pines Resort and Sonesta Resort Hilton Head Island. As part of the broader HERE network, including HEREAiken.com, HEREBeaufort.com, HEREChapin.com, HERECharleston.com, HEREClinton.com, HEREColumbia.com, HEREGeorgetown.com, HEREGreenwood.com, HEREGreenville.com, HEREHiltonHead.com, HEREIrmo.com, HEREMyrtleBeach.com, HERENewberry.com, HERERockHill.com, and HERESpartanburg.com, we provide comprehensive, credible insights into South Carolina's dynamic landscape.
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