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 26.2°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 |
|---|---|---|---|
| JUL 14 | 23.3°C | 27.5°C | |
| JUL 15 | 26.5°C | 27.5°C | |
| JUL 16 | 26.6°C | 27.5°C | |
| JUL 17 | 27.5°C | 27.5°C | |
| JUL 18 | 27.4°C | 27.5°C | |
| JUL 19 | 27.0°C | 27.5°C | |
| JUL 20 | 26.9°C | 27.5°C | |
| JUL 21 | 26.6°C | 27.5°C | |
| JUL 22 | 27.5°C | 26.3°C | |
| JUL 23 | 27.5°C | 26.3°C | |
| JUL 24 | 27.5°C | 26.4°C | |
| JUL 25 | 27.5°C | 26.5°C | |
| JUL 26 | 27.5°C | 26.5°C | |
| JUL 27 | 27.5°C | 26.6°C | |
| JUL 28 | 27.5°C | 26.7°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
July 22
July 23
July 24
July 25
July 26
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.