Wister Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Wister Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Wister Lake today is 29°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 | 24.9°C | 29.0°C | |
| JUL 15 | 27.0°C | 29.0°C | |
| JUL 16 | 27.1°C | 29.0°C | |
| JUL 17 | 27.0°C | 29.0°C | |
| JUL 18 | 28.7°C | 29.0°C | |
| JUL 19 | 28.8°C | 29.0°C | |
| JUL 20 | 28.8°C | 29.0°C | |
| JUL 21 | 29.0°C | 29.0°C | |
| JUL 22 | 29.0°C | 29.0°C | |
| JUL 23 | 29.0°C | 29.0°C | |
| JUL 24 | 29.0°C | 29.0°C | |
| JUL 25 | 29.0°C | 29.0°C | |
| JUL 26 | 29.0°C | 29.0°C | |
| JUL 27 | 29.0°C | 29.0°C | |
| JUL 28 | 29.0°C | 29.0°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 | 2°C | 7°C | 12°C |
| February | 2°C | 7°C | 13°C |
| March | 5°C | 13°C | 22°C |
| April | 9°C | 15°C | 22°C |
| May | 16°C | 21°C | 25°C |
| June | 21°C | 25°C | 29°C |
| July | 24°C | 29°C | 33°C |
| August | 25°C | 29°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 | 7°C | 11°C | 14°C |
Wister Lake: Water Temperature by Location
Wister Lake: Weather Forecast
July 22
July 23
July 24
July 25
July 26
Location & Local Information
Wister Lake’s surface water temperature varies with the seasons and daily weather, typically running cold in winter and warm in midsummer. Typical seasonal surface ranges are roughly winter 40–55°F (4–13°C), spring 50–70°F (10–21°C) as warming progresses, summer 75–85°F (24–29°C) at the warmest, and autumn 60–75°F (16–24°C) as cooling begins. These figures reflect surface conditions; deeper water remains significantly colder year-round due to stratification, and short-term swings occur after heavy rain or cold snaps. Anglers and boaters will notice the lake temperature has a strong influence on fish activity and seasonal patterns.
Swimming at Wister Lake is generally permitted because it is a public recreation reservoir, and many visitors swim from shore or boats during warm months. Recreational swimming is most comfortable when surface temperatures exceed about 70°F (21°C), typically late spring through early fall. However, there are rarely staffed lifeguards, water quality can vary, and occasional algal blooms, strong currents near inlets or boat traffic, and submerged hazards mean swimmers should exercise caution, heed posted advisories, and check local notices for temporary closures or safety recommendations.