Little Torch Key — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Little Torch Key (Florida, United States). It includes the current water temperature, daily data for the last month presented in a simple chart, and a 7-day forecast. The page also compares today’s value with typical averages for this period, shows usual monthly ranges during the year, and lists nearby beaches with short descriptions. Local weather for the next few days and general details about Little Torch Key help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Little Torch Key in the Gulf of America today is 29°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature is above 82°F (28°C). This is very warm water, which may feel almost hot to most people. Swimming in such conditions is perfect for those seeking relaxation and comfort in the water. These waters are often preferred for relaxation in hot weather, as the water temperature does not cool the body significantly. However, it is important to remember that in such warm waters, caution is necessary, as prolonged exposure without rest can lead to overheating.
It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Little Torch Key will be 28.5°C in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 1 | 28.8°C | 28.5°C | |
| JUN 2 | 29.6°C | 29.0°C | |
| JUN 3 | 29.8°C | 29.0°C | |
| JUN 4 | 30.1°C | 28.8°C | |
| JUN 5 | 30.0°C | 28.8°C | |
| JUN 6 | 30.3°C | 28.3°C | |
| JUN 7 | 30.3°C | 29.0°C | |
| JUN 8 | 29.3°C | 28.0°C | |
| JUN 9 | 28.8°C | 28.0°C | 28.8°C |
| JUN 10 | 29.3°C | 28.8°C | |
| JUN 11 | 27.8°C | 28.7°C | |
| JUN 12 | 28.8°C | 28.7°C | |
| JUN 13 | 28.5°C | 28.6°C | |
| JUN 14 | 28.5°C | 28.6°C | |
| JUN 15 | 28.3°C | 28.5°C | |
| JUN 16 | 28.3°C | 28.5°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Water temperature data for this location is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Annual Water Temperature Overview by Month
Monthly Water Temp Ranges
Annual Water Temperature Trend
Little Torch Key sits in the lower Florida Keys and enjoys subtropical, relatively warm waters year-round thanks to the nearby Gulf Stream influence. Seasonal surface temperatures typically run from about 22–24 °C in the coolest winter months (December–February), rise through spring to roughly 24–27 °C (March–May), peak in summer near 28–31 °C (June–August), and ease into the mid to high 20s °C in autumn (September–November). These figures can vary with short-term weather patterns, cold fronts or unusual heat, but overall the area maintains milder sea temperatures than much of the continental U.S., so the water remains inviting for much of the year.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 19°C | 22°C | 26°C |
| February | 19°C | 23°C | 26°C |
| March | 20°C | 23°C | 27°C |
| April | 23°C | 26°C | 28°C |
| May | 24°C | 28°C | 32°C |
| June | 26°C | 29°C | 31°C |
| July | 27°C | 30°C | 33°C |
| August | 28°C | 31°C | 33°C |
| September | 28°C | 30°C | 33°C |
| October | 25°C | 28°C | 31°C |
| November | 22°C | 26°C | 28°C |
| December | 22°C | 24°C | 27°C |
* Click on a month to view detailed water temperature data.
Little Torch Key: Weather Forecast
June 11
June 12
June 13
Location, Beaches & Local Information
Nearby Beaches & Facilities
Coupon Bight Aquatic Preserve
Swimming Conditions
Swimming opportunities around Little Torch Key are informal rather than centered on large sandy beaches: shoreline is a mix of low-lying mangroves, small sand pockets and private boat ramps, with easy water access for snorkeling, free diving and recreational swimming in calm bays and channels. Nearby shallow reefs and seagrass beds make for pleasant snorkel swims with good visibility in calmer conditions, and the warm summer months offer the most comfortable open-water bathing. Visitors should note local boat traffic, tides and weather when planning swims, and in winter some people prefer shorter sessions or light thermal protection if staying in the water longer, while summer and early autumn provide the most reliable conditions for a beach-style holiday centered on swimming and water activities.