Lake Attitash — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Attitash, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Attitash today is 26.5°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 | 23.8°C | 26.5°C | |
| JUL 15 | 26.1°C | 26.5°C | |
| JUL 16 | 27.6°C | 26.5°C | |
| JUL 17 | 27.1°C | 26.5°C | |
| JUL 18 | 27.4°C | 26.5°C | |
| JUL 19 | 27.1°C | 26.5°C | |
| JUL 20 | 27.0°C | 26.5°C | |
| JUL 21 | 26.9°C | 26.5°C | |
| JUL 22 | 26.5°C | 26.5°C | |
| JUL 23 | 26.5°C | 26.5°C | |
| JUL 24 | 26.5°C | 26.5°C | |
| JUL 25 | 26.5°C | 26.5°C | |
| JUL 26 | 26.5°C | 26.5°C | |
| JUL 27 | 26.5°C | 26.5°C | |
| JUL 28 | 26.5°C | 26.5°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 | 4°C | 8°C |
| February | 1°C | 7°C | 13°C |
| March | 0°C | 9°C | 17°C |
| April | 7°C | 13°C | 19°C |
| May | 11°C | 16°C | 21°C |
| June | 17°C | 19°C | 22°C |
| July | 20°C | 27°C | 33°C |
| August | 22°C | 26°C | 29°C |
| September | 20°C | 23°C | 26°C |
| October | 14°C | 17°C | 20°C |
| November | 6°C | 10°C | 14°C |
| December | 3°C | 7°C | 10°C |
Lake Attitash: Water Temperature by Location
Lake Attitash: Weather Forecast
July 22
July 23
July 24
July 25
July 26
Location & Local Information
Lake Attitash in northeastern Massachusetts follows the typical seasonal pattern of shallow New England lakes. In spring the surface water generally runs cool, roughly 40–60°F (4–16°C) as the lake stratifies and warms. By early to mid‑summer temperatures commonly rise into the upper 60s to mid‑70s °F (20–24°C) and can reach the upper 70s to low 80s °F on hot, calm days (about 25–28°C). In autumn the surface cools back toward 50–65°F (10–18°C) before winter brings readings near freezing; portions of the lake can be at or just above 32–39°F (0–4°C) and may ice over in sustained cold.
Swimming is generally allowed at Lake Attitash during the warmer months, but typically only in designated areas or from private shorelines where local authorities or property owners permit it. Local officials and conservation groups monitor water quality and will close swimming when tests show elevated bacteria or harmful algal blooms (cyanobacteria). Other considerations that affect when and where people swim include boat traffic, the presence of lifeguards, and posted safety rules. Visitors should follow posted notices and up‑to‑date local advisories to ensure conditions are safe before entering the water.