Lake Brownwood — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Brownwood, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Brownwood today is 18.8°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 |
|---|---|---|---|
| OCT 26 | 21.2°C | 23.3°C | |
| OCT 27 | 21.0°C | 23.3°C | |
| OCT 28 | 21.7°C | 23.3°C | |
| OCT 29 | 21.3°C | 23.3°C | |
| OCT 30 | 20.9°C | 23.3°C | |
| OCT 31 | 20.8°C | 23.3°C | |
| NOV 1 | 21.4°C | 17.0°C | |
| NOV 2 | 18.8°C | 17.0°C | |
| NOV 3 | 17.0°C | 18.7°C | |
| NOV 4 | 17.0°C | 18.6°C | |
| NOV 5 | 17.0°C | 18.5°C | |
| NOV 6 | 17.0°C | 18.4°C | |
| NOV 7 | 17.0°C | 18.4°C | |
| NOV 8 | 17.0°C | 18.3°C | |
| NOV 9 | 17.0°C | 18.2°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 | 5°C | 10°C | 14°C |
| March | 5°C | 13°C | 20°C |
| April | 16°C | 20°C | 24°C |
| May | 19°C | 23°C | 28°C |
| June | 23°C | 26°C | 29°C |
| July | 25°C | 29°C | 33°C |
| August | 26°C | 29°C | 33°C |
| September | 25°C | 29°C | 33°C |
| October | 21°C | 23°C | 26°C |
| November | 12°C | 17°C | 22°C |
| December | 8°C | 12°C | 16°C |
Lake Brownwood: Water Temperature by Location
Lake Brownwood: Weather Forecast
November 3
November 4
November 5
November 6
November 7
Location & Local Information
Lake Brownwood, a reservoir in central Texas, experiences noticeable seasonal swings in surface water temperature. In winter months the surface commonly cools to roughly 45–55°F (7–13°C), while spring and fall see milder conditions around 55–75°F (13–24°C) as the lake transitions. During the summer the surface often warms to about 75–90°F (24–32°C), with the warmest readings occurring during heat waves; deeper water remains appreciably cooler year-round. These ranges are approximate and can vary with weather, wind, inflow, and time of day, so local conditions should be checked before planning water activities.
Swimming on Lake Brownwood is generally permitted, particularly at designated areas within Lake Brownwood State Park and local parks, but it is typically “swim at your own risk” because lifeguards are not routinely posted. Designated swimming zones are recommended because the lake contains underwater hazards such as submerged trees, varying depths, and boat traffic. Water-quality issues like high bacterial counts or blue‑green algae blooms can occur at times, prompting temporary advisories or closures, which is why swimmers should observe posted warnings and local guidance before entering the water.