Navarro Mills Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Navarro Mills Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Navarro Mills Lake today is 32.1°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 24 | 30.3°C | 29.3°C | |
| AUG 25 | 30.4°C | 29.3°C | |
| AUG 26 | 30.8°C | 29.3°C | |
| AUG 27 | 31.9°C | 29.3°C | |
| AUG 28 | 31.8°C | 29.3°C | |
| AUG 29 | 32.2°C | 29.3°C | |
| AUG 30 | 32.1°C | 29.3°C | |
| AUG 31 | 32.1°C | 29.3°C | |
| SEP 1 | 29.0°C | 31.9°C | |
| SEP 2 | 29.0°C | 31.8°C | |
| SEP 3 | 29.0°C | 31.6°C | |
| SEP 4 | 29.0°C | 31.5°C | |
| SEP 5 | 29.0°C | 31.3°C | |
| SEP 6 | 29.0°C | 31.2°C | |
| SEP 7 | 29.0°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 | 5°C | 10°C | 15°C |
| February | 5°C | 10°C | 16°C |
| March | 8°C | 14°C | 21°C |
| April | 15°C | 20°C | 25°C |
| May | 16°C | 23°C | 29°C |
| June | 23°C | 26°C | 29°C |
| July | 25°C | 29°C | 33°C |
| August | 25°C | 29°C | 34°C |
| September | 26°C | 29°C | 32°C |
| October | 22°C | 26°C | 29°C |
| November | 13°C | 19°C | 23°C |
| December | 9°C | 13°C | 18°C |
Navarro Mills Lake: Water Temperature by Location
Navarro Mills Lake: Weather Forecast
September 1
September 2
September 3
September 4
September 5
Location & Local Information
Navarro Mills Lake experiences pronounced seasonal shifts in surface water temperature typical of north‑central Texas reservoirs. In winter the lake often cools to roughly 40–55°F (4–13°C), making long swims uncomfortable for most people. During spring temperatures generally rise into the mid‑50s to mid‑70s °F (13–24°C) as runoff and warming air raise the surface. Summer is the warmest period, with surface readings commonly in the mid‑70s to around 90°F (24–32°C) on hot days; deeper water remains cooler. In autumn the lake typically cools back to roughly 60–80°F (16–27°C) as air temperatures decline. These ranges are approximate and vary with weather, recent rainfall, and depth.
Swimming is allowed at Navarro Mills Lake in recreational areas managed by the U.S. Army Corps of Engineers, but conditions and rules can change by location and season. There are generally no lifeguards, so swimming is at visitors’ own risk, and managers may post restrictions or close areas for safety, water‑quality concerns such as algae blooms, or high boat traffic. Because of variable temperatures, sudden depth changes, and recreational boating, swimmers should heed signs, check current local advisories, and be prepared for colder water below the surface even on warm days.