Big Woods Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Big Woods Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Big Woods Lake today is 23.6°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. 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 |
|---|---|---|---|
| JUN 23 | 21.5°C | 22.0°C | |
| JUN 24 | 21.7°C | 22.0°C | |
| JUN 25 | 21.9°C | 22.0°C | |
| JUN 26 | 22.3°C | 22.0°C | |
| JUN 27 | 22.5°C | 22.0°C | |
| JUN 28 | 23.4°C | 22.0°C | |
| JUN 29 | 23.5°C | 22.0°C | |
| JUN 30 | 23.7°C | 22.0°C | |
| JUL 1 | 27.8°C | 23.8°C | |
| JUL 2 | 27.8°C | 24.0°C | |
| JUL 3 | 27.8°C | 24.2°C | |
| JUL 4 | 27.8°C | 24.4°C | |
| JUL 5 | 27.8°C | 24.7°C | |
| JUL 6 | 27.8°C | 24.9°C | |
| JUL 7 | 27.8°C | 25.1°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 | 1°C | 3°C |
| February | 0°C | 2°C | 3°C |
| March | 0°C | 6°C | 12°C |
| April | 6°C | 11°C | 16°C |
| May | 12°C | 17°C | 23°C |
| June | 18°C | 22°C | 26°C |
| July | 25°C | 28°C | 30°C |
| August | 22°C | 24°C | 27°C |
| September | 15°C | 18°C | 21°C |
| October | 12°C | 17°C | 21°C |
| November | 2°C | 10°C | 18°C |
| December | 0°C | 2°C | 5°C |
Big Woods Lake: Water Temperature by Location
Big Woods Lake: Weather Forecast
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Location & Local Information
Big Woods Lake in Iowa follows the seasonal temperature patterns common to small Midwestern lakes. In spring the surface water typically warms from roughly 45–60°F (7–16°C) as ice melts and air temperatures rise. By summer, surface temperatures commonly reach comfortable swimming levels, often ranging from about 70–85°F (21–29°C) on warm afternoons, though shallow bays can heat higher and deeper spots remain cooler. Early autumn sees a gradual decline into the 60s°F (15–20°C) before cooling more sharply; winter brings near‑freezing conditions with surface temperatures around 32°F (0°C) and, where present, ice cover.
Swimming at Big Woods Lake is generally permitted during the warmer months when local parks and access points are open, because summer water temperatures often reach ranges considered comfortable for recreational swimming. Whether swimming is advisable depends on current conditions and management rules: posted advisories, water‑quality testing (including for harmful algal blooms), signage about hazards, and lifeguard availability can affect access. Visitors should observe local regulations, check for any advisories before entering the water, and be mindful that shallow areas warm fastest while deeper water stays considerably cooler.