Branched Oak Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Branched Oak Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Branched Oak Lake today is 21.4°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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 | 23.4°C | 24.4°C | |
| SEP 15 | 22.1°C | 24.4°C | |
| SEP 16 | 22.6°C | 24.4°C | |
| SEP 17 | 22.5°C | 24.4°C | |
| SEP 18 | 21.1°C | 24.4°C | |
| SEP 19 | 20.5°C | 24.4°C | |
| SEP 20 | 20.6°C | 24.4°C | |
| SEP 22 | 24.4°C | 21.6°C | |
| SEP 23 | 24.4°C | 21.7°C | |
| SEP 24 | 24.4°C | 21.9°C | |
| SEP 25 | 24.4°C | 22.0°C | |
| SEP 26 | 24.4°C | 22.2°C | |
| SEP 27 | 24.4°C | 22.3°C | |
| SEP 28 | 24.4°C | 22.5°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 | 0°C | 2°C | 4°C |
| February | 0°C | 6°C | 10°C |
| March | 1°C | 7°C | 12°C |
| April | 7°C | 12°C | 18°C |
| May | 15°C | 19°C | 24°C |
| June | 19°C | 23°C | 27°C |
| July | 25°C | 29°C | 33°C |
| August | 23°C | 27°C | 30°C |
| September | 21°C | 24°C | 28°C |
| October | 14°C | 18°C | 21°C |
| November | 2°C | 9°C | 16°C |
| December | 1°C | 5°C | 9°C |
Branched Oak Lake: Water Temperature by Location
Branched Oak Lake: Weather Forecast
September 21
September 22
September 23
September 24
September 25
Location & Local Information
Branched Oak Lake in Nebraska experiences a broad seasonal swing in surface water temperatures typical of Midwestern reservoirs. In winter the surface often approaches freezing, around 32°F (0°C) and can remain in the low 30s to low 40s F (0–5°C) under ice cover. Spring sees a steady warm-up with surface temperatures rising into the 40s and 50s F (4–15°C) as stratification begins. In summer the surface commonly reaches the 70s to mid-80s F (21–29°C) during warm spells, though deeper water remains much cooler. By fall the lake cools again, with surface readings typically falling into the 50s to low 70s F (10–22°C) before ice forms.
Swimming at Branched Oak is generally permitted in designated recreation areas because the reservoir is managed for public outdoor use, including bathing and boating. Access and beach availability depend on seasonal conditions and monitoring of water quality; blooms, storm runoff or unsafe weather can prompt temporary closures, and ice conditions make winter swimming unsafe. Swimmers should be aware that surface warmth in summer does not reflect much colder temperatures at depth and that posted signs and local guidance indicate when and where swimming is advisable.