Okmulgee Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Okmulgee Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Okmulgee Lake today is 31.8°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 |
|---|---|---|---|
| AUG 4 | 30.2°C | 29.5°C | |
| AUG 5 | 30.2°C | 29.5°C | |
| AUG 6 | 30.2°C | 29.5°C | |
| AUG 7 | 30.2°C | 29.5°C | |
| AUG 8 | 30.3°C | 29.5°C | |
| AUG 9 | 30.5°C | 29.5°C | |
| AUG 10 | 32.0°C | 29.5°C | |
| AUG 11 | 32.0°C | 29.5°C | |
| AUG 12 | 29.5°C | 31.7°C | |
| AUG 13 | 29.5°C | 31.6°C | |
| AUG 14 | 29.5°C | 31.5°C | |
| AUG 15 | 29.5°C | 31.3°C | |
| AUG 16 | 29.5°C | 31.2°C | |
| AUG 17 | 29.5°C | 31.1°C | |
| AUG 18 | 29.5°C | 31.0°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 | 3°C | 16°C | 29°C |
| February | 2°C | 15°C | 27°C |
| March | 2°C | 16°C | 29°C |
| April | 14°C | 21°C | 27°C |
| May | 17°C | 24°C | 30°C |
| June | 21°C | 26°C | 31°C |
| July | 24°C | 29°C | 33°C |
| August | 26°C | 30°C | 33°C |
| September | 22°C | 27°C | 31°C |
| October | 19°C | 24°C | 28°C |
| November | 12°C | 17°C | 21°C |
| December | 5°C | 11°C | 16°C |
Okmulgee Lake: Water Temperature by Location
Okmulgee Lake: Weather Forecast
August 12
August 13
August 14
August 15
August 16
Location & Local Information
Surface water temperatures at Okmulgee Lake follow the seasonal patterns typical of inland Oklahoma reservoirs. In winter the lake’s surface commonly cools to roughly 40–55°F (4–13°C). Spring brings a steady warm-up, with surface readings often between about 50–70°F (10–21°C) as air temperatures moderate. Peak summer surface temperatures are usually in the mid-70s to mid-80s F, approximately 24–29°C, though shallow bays can climb higher during heat waves. During autumn the lake typically falls back into a comfortable range near 60–75°F (16–24°C) as the water releases summer heat. These are approximate surface values; deeper water will generally remain cooler and localized conditions (wind, shade, and inflows) can alter temperatures daily.
Swimming at Okmulgee Lake is generally permitted because the reservoir is managed for multiple recreational uses including boating, fishing, and informal bathing. There may not be staffed beaches or lifeguards, and local rules or temporary advisories can restrict swimming for safety or water-quality reasons, so users should watch posted notices. Hazards such as submerged timber, variable depths, boat traffic and occasional algal blooms make caution important; wearing a personal flotation device, staying close to shore, and checking current advisories will improve safety and comfort given the seasonal temperatures.