Lake George — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake George, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake George today is 25.1°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. 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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| AUG 4 | 28.1°C | 27.4°C | |
| AUG 5 | 28.8°C | 27.4°C | |
| AUG 6 | 27.9°C | 27.4°C | |
| AUG 7 | 24.8°C | 27.4°C | |
| AUG 8 | 24.8°C | 27.4°C | |
| AUG 9 | 24.9°C | 27.4°C | |
| AUG 10 | 24.9°C | 27.4°C | |
| AUG 11 | 25.1°C | 27.4°C | |
| AUG 12 | 27.4°C | 25.2°C | |
| AUG 13 | 27.4°C | 25.3°C | |
| AUG 14 | 27.4°C | 25.4°C | |
| AUG 15 | 27.4°C | 25.6°C | |
| AUG 16 | 27.4°C | 25.7°C | |
| AUG 17 | 27.4°C | 25.8°C | |
| AUG 18 | 27.4°C | 25.9°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.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 16°C | 19°C | 22°C |
| February | 12°C | 17°C | 22°C |
| March | 17°C | 20°C | 24°C |
| April | 19°C | 23°C | 27°C |
| May | 22°C | 26°C | 30°C |
| June | 24°C | 27°C | 30°C |
| July | 24°C | 29°C | 34°C |
| August | 24°C | 27°C | 30°C |
| September | 23°C | 26°C | 28°C |
| October | 23°C | 26°C | 28°C |
| November | 20°C | 23°C | 26°C |
| December | 14°C | 19°C | 24°C |
Lake George: Water Temperature by Location
Lake George: Weather Forecast
August 12
August 13
August 14
August 15
Location & Local Information
Lake George, a broad shallow section of the St. Johns River in northeastern Florida, typically experiences mild to warm water through much of the year. Seasonal surface temperatures commonly range from about 55–68°F (13–20°C) in the coldest winter months, climb to roughly 68–78°F (20–26°C) during spring and fall, and peak in summer around 78–86°F (26–30°C) or higher in sunny, calm conditions. Because the lake is relatively shallow and influenced by both river flow and local weather, temperatures can vary across the basin and with depth, and warm episodes or cool spells can shift those bands by several degrees.
Swimming in Lake George is physically possible and is allowed in many public access areas, but it is not uniformly promoted as a formal beach environment. Recreational use occurs—swimmers, anglers, and boaters all share the water—but visitors should pay attention to local conditions and advisories: water quality issues like algal blooms, bacterial contamination after heavy rains, and natural hazards such as alligators and submerged vegetation can affect safety. In terms of comfort, swimmers generally find late spring through early fall most pleasant when surface temperatures are warmest, while winter swimming tends to be brisk and less appealing without protective gear.