Belton Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Belton Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Belton Lake today is 26.8°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 |
|---|---|---|---|
| JUN 6 | 26.8°C | 26.7°C | |
| JUN 7 | 26.5°C | 26.7°C | |
| JUN 8 | 26.7°C | 26.7°C | |
| JUN 10 | 27.2°C | 26.7°C | |
| JUN 11 | 27.5°C | 26.7°C | |
| JUN 12 | 27.4°C | 26.7°C | |
| JUN 13 | 26.8°C | 26.7°C | |
| JUN 14 | 26.7°C | 26.8°C | |
| JUN 15 | 26.7°C | 26.8°C | |
| JUN 16 | 26.7°C | 26.8°C | |
| JUN 17 | 26.7°C | 26.8°C | |
| JUN 18 | 26.7°C | 26.8°C | |
| JUN 19 | 26.7°C | 26.8°C | |
| JUN 20 | 26.7°C | 26.8°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 | 8°C | 12°C | 16°C |
| February | 7°C | 12°C | 18°C |
| March | 8°C | 15°C | 22°C |
| April | 15°C | 20°C | 25°C |
| May | 18°C | 24°C | 29°C |
| June | 24°C | 27°C | 29°C |
| July | 25°C | 29°C | 33°C |
| August | 25°C | 28°C | 30°C |
| September | 25°C | 29°C | 32°C |
| October | 23°C | 26°C | 29°C |
| November | 14°C | 19°C | 23°C |
| December | 9°C | 14°C | 19°C |
Belton Lake: Water Temperature by Location
Belton Lake: Weather Forecast
June 13
June 14
June 15
June 16
June 17
Location & Local Information
Belton Lake, a central Texas reservoir, experiences notable seasonal shifts in surface temperature. In winter months the water commonly ranges from about 45–60°F (7–16°C), while spring typically warms to roughly 60–75°F (16–24°C). Peak summer temperatures often reach the mid-70s to upper 80s°F (24–31°C) in shallow, sun-warmed areas, with deeper zones staying cooler. During fall the surface cools back into the 60–75°F (16–24°C) window as air temperatures decline. Local factors such as depth, inflow from the Leon River, recent rainfall, and wind can produce short-term variability, and shallow coves heat up faster than the main basin.
Swimming at Belton Lake is generally permitted in managed recreation areas and parks because the reservoir supports a variety of recreational uses, but access and conditions are regulated. Designated beaches, boat ramps, and park shores are used for swimming, though lifeguards are not typically provided and signs or temporary advisories (for water quality, algae blooms, or hazardous currents near dams and structures) should be observed. Visitors are encouraged to swim in daylight, avoid areas near boat traffic or dam outlets, heed posted rules, and be aware that colder-season water temperatures can increase risks of hypothermia.