Lake Rabun — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Rabun, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Rabun today is 27.3°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays. 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 | 26.7°C | 24.3°C | |
| AUG 5 | 26.7°C | 24.3°C | |
| AUG 6 | 26.6°C | 24.3°C | |
| AUG 7 | 26.9°C | 24.3°C | |
| AUG 8 | 27.0°C | 24.3°C | |
| AUG 9 | 27.0°C | 24.3°C | |
| AUG 10 | 27.5°C | 24.3°C | |
| AUG 11 | 27.2°C | 24.3°C | |
| AUG 12 | 24.3°C | 27.2°C | |
| AUG 13 | 24.3°C | 27.0°C | |
| AUG 14 | 24.3°C | 26.9°C | |
| AUG 15 | 24.3°C | 26.7°C | |
| AUG 16 | 24.3°C | 26.6°C | |
| AUG 17 | 24.3°C | 26.4°C | |
| AUG 18 | 24.3°C | 26.3°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 | 4°C | 8°C | 12°C |
| February | 4°C | 7°C | 10°C |
| March | 8°C | 11°C | 15°C |
| April | 13°C | 17°C | 21°C |
| May | 17°C | 21°C | 24°C |
| June | 20°C | 23°C | 26°C |
| July | 23°C | 26°C | 29°C |
| August | 21°C | 24°C | 28°C |
| September | 19°C | 21°C | 24°C |
| October | 17°C | 20°C | 23°C |
| November | 11°C | 14°C | 17°C |
| December | 6°C | 9°C | 12°C |
Lake Rabun: Water Temperature by Location
Lake Rabun: Weather Forecast
August 12
August 13
August 14
August 15
August 16
Location & Local Information
Lake Rabun, a reservoir in northeast Georgia’s mountain region, exhibits clear seasonal swings in surface water temperature. In winter the lake typically cools to roughly 35–50°F (2–10°C). Spring sees a gradual rise, often ranging from about 50–65°F (10–18°C) as air temperatures warm. The warmest period is summer, when surface readings commonly reach 70–80°F (21–27°C) and can climb into the low 80s–mid 80s°F (28–29°C) during heat spells; deeper water remains noticeably cooler. Autumn brings a steady decline, with temperatures generally falling back into the mid 50s–70°F (13–21°C). These are typical surface values; local conditions, recent weather, shading and depth can shift temperatures from day to day.
Swimming in Lake Rabun is commonly practiced and broadly permitted, since the lake is used for recreation by homeowners and visitors alike. There are no widespread prohibitions on swimming, but people should choose spots away from boat traffic, be mindful of currents near inlets and the dam, and consider that water outside midsummer can be uncomfortably cold or even hazardous due to hypothermia risk. Public access points and private docks may have specific rules, and swimmers are advised to observe posted signs, use life jackets when appropriate, and check current conditions before entering the water.