Alvarado Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Alvarado Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Alvarado Lake today is 26.7°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 |
|---|---|---|---|
| SEP 14 | 26.7°C | 28.4°C | |
| SEP 15 | 26.2°C | 28.4°C | |
| SEP 16 | 26.1°C | 28.4°C | |
| SEP 17 | 26.0°C | 28.4°C | |
| SEP 18 | 26.5°C | 28.4°C | |
| SEP 19 | 27.3°C | 28.4°C | |
| SEP 20 | 27.0°C | 28.4°C | |
| SEP 21 | 26.7°C | 28.4°C | |
| SEP 22 | 28.4°C | 26.8°C | |
| SEP 23 | 28.4°C | 26.9°C | |
| SEP 24 | 28.4°C | 27.0°C | |
| SEP 25 | 28.4°C | 27.0°C | |
| SEP 26 | 28.4°C | 27.1°C | |
| SEP 27 | 28.4°C | 27.2°C | |
| SEP 28 | 28.4°C | 27.3°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 | 7°C | 11°C | 15°C |
| February | 6°C | 11°C | 16°C |
| March | 8°C | 14°C | 21°C |
| April | 16°C | 20°C | 24°C |
| May | 18°C | 23°C | 28°C |
| June | 23°C | 26°C | 29°C |
| July | 25°C | 29°C | 33°C |
| August | 25°C | 29°C | 34°C |
| September | 25°C | 28°C | 32°C |
| October | 21°C | 23°C | 26°C |
| November | 12°C | 17°C | 21°C |
| December | 8°C | 12°C | 17°C |
Alvarado Lake: Water Temperature by Location
Alvarado Lake: Weather Forecast
September 21
September 22
September 23
September 24
September 25
Location & Local Information
Alvarado Lake’s surface water temperatures vary with the seasons, reflecting North Texas climate patterns. In summer months temperatures commonly reach the mid-70s to upper-80s °F (about 24–32 °C), and on heat waves surface readings can climb into the low 90s °F (around 33 °C). During spring and fall the lake typically sits in a moderate range of roughly 55–75 °F (13–24 °C) as air temperatures swing, while winter surface readings often fall to the low 40s to mid-50s °F (4–13 °C). Like many reservoirs, the lake can be noticeably cooler below the surface, especially when stratification occurs, so deeper water may be several degrees colder than shoreline temperatures.
Swimming at Alvarado Lake is commonly allowed and used for informal recreation, largely because the reservoir serves multiple recreational purposes and warm summer surface temperatures make paddling and bathing attractive. That said, access and safety provisions vary: there are often no lifeguards, and local managers can restrict swimming for reasons such as low water levels, hazardous submerged structures, or temporary water-quality concerns. Visitors should therefore observe posted signs, follow local rules, and exercise caution—cold deeper water, sudden drop-offs, and fluctuations in temperature and clarity can increase risk even when surface conditions look inviting.