Robert S Kerr Reservoir — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Robert S Kerr Reservoir, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Robert S Kerr Reservoir today is 28.7°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 | 25.3°C | 28.5°C | |
| JUL 15 | 28.0°C | 28.5°C | |
| JUL 16 | 28.0°C | 28.5°C | |
| JUL 17 | 27.9°C | 28.5°C | |
| JUL 18 | 28.3°C | 28.5°C | |
| JUL 19 | 28.4°C | 28.5°C | |
| JUL 20 | 28.5°C | 28.5°C | |
| JUL 21 | 28.7°C | 28.5°C | |
| JUL 22 | 28.5°C | 28.7°C | |
| JUL 23 | 28.5°C | 28.7°C | |
| JUL 24 | 28.5°C | 28.7°C | |
| JUL 25 | 28.5°C | 28.7°C | |
| JUL 26 | 28.5°C | 28.7°C | |
| JUL 27 | 28.5°C | 28.6°C | |
| JUL 28 | 28.5°C | 28.6°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 | 7°C | 11°C |
| February | 2°C | 7°C | 11°C |
| March | 5°C | 12°C | 20°C |
| April | 10°C | 15°C | 21°C |
| May | 16°C | 21°C | 25°C |
| June | 20°C | 25°C | 29°C |
| July | 24°C | 29°C | 33°C |
| August | 26°C | 30°C | 33°C |
| September | 23°C | 27°C | 30°C |
| October | 20°C | 22°C | 25°C |
| November | 10°C | 15°C | 20°C |
| December | 8°C | 11°C | 13°C |
Robert S Kerr Reservoir: Water Temperature by Location
Robert S Kerr Reservoir: Weather Forecast
July 22
July 23
July 24
July 25
July 26
July 27
Location & Local Information
Robert S. Kerr Reservoir typically follows the seasonal temperature patterns common to large, lowland reservoirs in eastern Oklahoma. In spring (March–May) surface temperatures generally run about 50–70°F (10–21°C) as the water warms; summer (June–August) is the warmest period with surface readings often between 75–90°F (24–32°C), especially in shallower bays and near shore. In early fall (September–November) temperatures usually fall back into the 60–75°F (16–24°C) range as cooling begins, and winter months (December–February) commonly see surface temperatures around 35–50°F (2–10°C). Deeper channels and parts of the reservoir can remain several degrees cooler than surface values, and local weather, inflows, and wind can cause significant day-to-day variation.
Swimming is generally permitted in many parts of Robert S. Kerr Reservoir and nearby recreation areas, but it is not universally supervised or restricted; designated beaches or park areas may be safer choices because they have clearer access and fewer boats. Caution is advised because of boating traffic, submerged hazards, sudden drop-offs, currents near the dam or navigation channels, and the occasional water-quality advisory such as algal blooms. Visitors should choose marked swimming areas when available, follow posted rules, and check local conditions before entering the water.