Mauch Chunk Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Mauch Chunk Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Mauch Chunk Lake today is 25.7°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 |
|---|---|---|---|
| AUG 4 | 25.3°C | 26.5°C | |
| AUG 5 | 25.3°C | 26.5°C | |
| AUG 6 | 25.3°C | 26.5°C | |
| AUG 7 | 25.3°C | 26.5°C | |
| AUG 8 | 25.4°C | 26.5°C | |
| AUG 9 | 25.6°C | 26.5°C | |
| AUG 10 | 25.7°C | 26.5°C | |
| AUG 11 | 25.7°C | 26.5°C | |
| AUG 12 | 26.5°C | 25.7°C | |
| AUG 13 | 26.5°C | 25.8°C | |
| AUG 14 | 26.5°C | 25.8°C | |
| AUG 15 | 26.5°C | 25.9°C | |
| AUG 16 | 26.5°C | 25.9°C | |
| AUG 17 | 26.5°C | 25.9°C | |
| AUG 18 | 26.5°C | 26.0°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 | 0°C | 4°C | 7°C |
| February | 0°C | 4°C | 7°C |
| March | 0°C | 4°C | 8°C |
| April | 6°C | 14°C | 20°C |
| May | 11°C | 17°C | 22°C |
| June | 16°C | 23°C | 30°C |
| July | 22°C | 28°C | 33°C |
| August | 22°C | 27°C | 31°C |
| September | 19°C | 22°C | 25°C |
| October | 12°C | 16°C | 20°C |
| November | 5°C | 9°C | 12°C |
| December | 0°C | 4°C | 7°C |
Mauch Chunk Lake: Water Temperature by Location
Mauch Chunk Lake: Weather Forecast
August 12
August 13
August 14
August 15
August 16
Location & Local Information
Mauch Chunk Lake, a small reservoir in eastern Pennsylvania, follows the seasonal temperature patterns typical of shallow northeastern lakes. Surface temperatures in winter hover around freezing, roughly 32–40°F (0–4°C). In spring the water commonly warms to about 40–60°F (4–16°C) as air temperatures rise, while summer surface readings often reach roughly 68–78°F (20–26°C) on warm afternoons. By autumn the surface cools again into the 50–64°F (10–18°C) range. Like many lakes, Mauch Chunk exhibits vertical temperature differences: the surface can be substantially warmer than deeper water, especially in summer when stratification leaves cold layers below the thermocline.
Public swimming at Mauch Chunk Lake is generally restricted by local park authorities rather than encouraged. Restrictions are driven by safety and resource concerns — there are limited or no lifeguards, variable under‑water hazards and currents, and water-quality and management priorities for flood control and wildlife habitat. Even where informal wading or boating occurs, the combination of cold deep water and uneven bottoms raises hypothermia and drowning risks. Visitors should consult on‑site signs or the county parks office for the current rules before planning any water contact.