Prien Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Prien Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Prien Lake today is 19.4°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 | 23.4°C | 27.5°C | |
| OCT 27 | 23.3°C | 27.5°C | |
| OCT 28 | 24.3°C | 27.5°C | |
| OCT 29 | 23.1°C | 27.5°C | |
| OCT 30 | 23.2°C | 27.5°C | |
| OCT 31 | 23.5°C | 27.5°C | |
| NOV 1 | 23.4°C | 20.0°C | |
| NOV 2 | 19.4°C | 20.0°C | |
| NOV 3 | 20.0°C | 19.4°C | |
| NOV 4 | 20.0°C | 19.5°C | |
| NOV 5 | 20.0°C | 19.5°C | |
| NOV 6 | 20.0°C | 19.5°C | |
| NOV 7 | 20.0°C | 19.6°C | |
| NOV 8 | 20.0°C | 19.6°C | |
| NOV 9 | 20.0°C | 19.6°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 | 15°C | 21°C |
| February | 8°C | 14°C | 20°C |
| March | 13°C | 17°C | 22°C |
| April | 18°C | 23°C | 28°C |
| May | 20°C | 25°C | 29°C |
| June | 24°C | 27°C | 31°C |
| July | 27°C | 31°C | 34°C |
| August | 25°C | 29°C | 33°C |
| September | 26°C | 28°C | 31°C |
| October | 24°C | 28°C | 31°C |
| November | 16°C | 20°C | 24°C |
| December | 13°C | 16°C | 20°C |
Prien Lake: Water Temperature by Location
Prien Lake: Weather Forecast
November 3
November 4
November 5
November 6
November 7
Location & Local Information
Prien Lake, a brackish water body near Lake Charles in southwest Louisiana, experiences warm surface temperatures most of the year. In winter the lake typically cools to roughly 50–60°F (10–16°C), sometimes dipping into the mid‑40s°F (around 7°C) during strong cold fronts. Spring brings a steady rise to about 60–75°F (16–24°C). Summer is the warmest season, with surface temperatures commonly in the 78–90°F range (26–32°C), particularly in shallow, sheltered bays; early fall generally remains warm, about 65–80°F (18–27°C), as the lake gradually cools. Local conditions such as depth, tidal influence, rainfall, and wind can shift these figures by several degrees day to day.
Swimming in Prien Lake is possible but not in the sense of a managed public beach; there are no widely maintained lifeguarded swim areas, and activities are more often boating and fishing. Whether people should swim depends on water quality and safety factors: boat traffic, underwater hazards, grassy or muddy bottoms, occasional algal blooms, and runoff can create health or safety risks. Local advisories or signage may restrict or advise against swimming at times, so checking current water‑quality reports and observing posted notices is advisable before entering the water.