Lake Monroe — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Monroe, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Monroe today is 26.4°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 |
|---|---|---|---|
| OCT 6 | 26.9°C | 25.0°C | |
| OCT 7 | 27.3°C | 25.0°C | |
| OCT 8 | 27.4°C | 25.0°C | |
| OCT 9 | 27.1°C | 25.0°C | |
| OCT 10 | 25.1°C | 25.0°C | |
| OCT 11 | 26.0°C | 25.0°C | |
| OCT 12 | 26.2°C | 25.0°C | |
| OCT 14 | 25.0°C | 26.3°C | |
| OCT 15 | 25.0°C | 26.3°C | |
| OCT 16 | 25.0°C | 26.2°C | |
| OCT 17 | 25.0°C | 26.1°C | |
| OCT 18 | 25.0°C | 26.1°C | |
| OCT 19 | 25.0°C | 26.0°C | |
| OCT 20 | 25.0°C | 25.9°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 | 17°C | 21°C | 25°C |
| February | 13°C | 19°C | 25°C |
| March | 18°C | 22°C | 25°C |
| April | 19°C | 23°C | 28°C |
| May | 22°C | 26°C | 31°C |
| June | 25°C | 28°C | 31°C |
| July | 25°C | 30°C | 35°C |
| August | 25°C | 28°C | 31°C |
| September | 23°C | 26°C | 30°C |
| October | 23°C | 25°C | 27°C |
| November | 21°C | 23°C | 26°C |
| December | 18°C | 22°C | 25°C |
Lake Monroe: Water Temperature by Location
Lake Monroe: Weather Forecast
October 13
October 14
October 15
October 16
October 17
October 18
Location & Local Information
Lake Monroe, a broad reach of the St. Johns River in central Florida, experiences surface water temperatures that reflect the subtropical climate and the influence of river flows. In summer months the surface commonly warms to roughly 78–90°F (26–32°C), with shallow, sunlit bays at the upper end of that range. Spring and fall are transitional, often seeing temperatures around 68–78°F (20–26°C). During winter, surface readings typically fall to about 56–66°F (13–19°C), though cold snaps and deeper channels can reduce temperatures locally. These values are approximate and can change quickly with weather, wind, rainfall, and tidal movement in the river system.
Swimming in Lake Monroe is possible in many places but is not universally managed as a formal beach environment. There are few lifeguarded areas and significant boat traffic, currents, underwater hazards and occasional water-quality advisories—such as bacterial contamination or algal blooms—that can make swimming inadvisable at times. Local parks and recreation areas along the lake may permit or discourage bathing depending on conditions, so authorities typically advise checking current water-quality reports and posted signage; when allowed, swimming is usually done at one’s own risk with awareness of boats and variable depths.