Jackson Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Jackson Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Jackson Lake today is 28.6°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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUL 14 | 27.5°C | 28.9°C | |
| JUL 15 | 29.8°C | 28.9°C | |
| JUL 16 | 29.8°C | 28.9°C | |
| JUL 17 | 29.8°C | 28.9°C | |
| JUL 18 | 28.1°C | 28.9°C | |
| JUL 19 | 28.1°C | 28.9°C | |
| JUL 20 | 28.3°C | 28.9°C | |
| JUL 21 | 28.4°C | 28.9°C | |
| JUL 22 | 28.9°C | 28.6°C | |
| JUL 23 | 28.9°C | 28.6°C | |
| JUL 24 | 28.9°C | 28.6°C | |
| JUL 25 | 28.9°C | 28.7°C | |
| JUL 26 | 28.9°C | 28.7°C | |
| JUL 27 | 28.9°C | 28.7°C | |
| JUL 28 | 28.9°C | 28.7°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 | 5°C | 10°C | 15°C |
| February | 4°C | 10°C | 14°C |
| March | 10°C | 14°C | 19°C |
| April | 16°C | 19°C | 23°C |
| May | 19°C | 23°C | 27°C |
| June | 23°C | 27°C | 30°C |
| July | 26°C | 29°C | 31°C |
| August | 24°C | 28°C | 32°C |
| September | 24°C | 27°C | 29°C |
| October | 19°C | 23°C | 27°C |
| November | 12°C | 16°C | 19°C |
| December | 8°C | 11°C | 14°C |
Jackson Lake: Water Temperature by Location
Jackson Lake: Weather Forecast
July 22
July 23
July 24
July 25
July 26
Location & Local Information
Jackson Lake in central Georgia experiences seasonal surface temperatures that follow the region’s warm-humid climate. In winter the lake commonly drops into the 40s to low 50s °F (about 4–11 °C). Spring brings a steady rise, with surface temperatures typically in the 50s to upper 60s °F (10–20 °C). Summer is when water is warmest, often ranging from the mid-70s to mid-80s °F (24–29 °C), occasionally higher during heat waves. Autumn cooling usually places the lake back into the 60s to low 70s °F (15–23 °C) before winter chill returns. Local weather, depth, and inflows can cause short-term variation, so exact temperatures at any swim spot will fluctuate.
Swimming is permitted at Jackson Lake in designated places such as the state park beach and other public recreation areas, but practices are shaped by safety and water conditions. Designated swimming zones are chosen to reduce conflicts with boat traffic and to provide safer shoreline entry; outside those areas swimming is at one’s own risk and may be discouraged near marinas, boat ramps, or heavy boat lanes. Water quality advisories, algae blooms, and the seasonal cold of early spring or winter can also limit safe swimming, and many public beaches do not maintain lifeguards year‑round, so visitors should check current conditions and follow posted rules before entering the water.