Boyden Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Boyden Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Boyden Lake today is 17.7°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people. 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 | 19.1°C | 21.0°C | |
| SEP 15 | 19.1°C | 21.0°C | |
| SEP 16 | 18.3°C | 21.0°C | |
| SEP 17 | 18.4°C | 21.0°C | |
| SEP 18 | 18.5°C | 21.0°C | |
| SEP 19 | 18.0°C | 21.0°C | |
| SEP 20 | 18.3°C | 21.0°C | |
| SEP 21 | 17.7°C | 21.0°C | |
| SEP 22 | 21.0°C | 17.9°C | |
| SEP 23 | 21.0°C | 18.0°C | |
| SEP 24 | 21.0°C | 18.2°C | |
| SEP 25 | 21.0°C | 18.4°C | |
| SEP 26 | 21.0°C | 18.5°C | |
| SEP 27 | 21.0°C | 18.7°C | |
| SEP 28 | 21.0°C | 18.9°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 | 3°C | 6°C |
| February | 0°C | 3°C | 6°C |
| March | 1°C | 3°C | 6°C |
| April | 3°C | 10°C | 17°C |
| May | 7°C | 13°C | 19°C |
| June | 11°C | 15°C | 19°C |
| July | 17°C | 22°C | 26°C |
| August | 21°C | 23°C | 26°C |
| September | 18°C | 21°C | 24°C |
| October | 12°C | 15°C | 18°C |
| November | 5°C | 12°C | 19°C |
| December | 3°C | 8°C | 12°C |
Boyden Lake: Water Temperature by Location
Boyden Lake: Weather Forecast
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Boyden Lake in Maine typically follows the seasonal temperature patterns of small inland northeastern lakes, though long-term site-specific temperature records are limited. In spring the surface water commonly ranges from roughly 40–60°F (4–16°C) as snowmelt and runoff keep temperatures cool. By early to mid-summer surface temperatures often warm to about 65–75°F (18–24°C), and on warm, shallow sections or in heat waves may reach the mid-70s to around 80°F (24–27°C). In early fall the lake cools back through the 50s to low 60s °F (10–16°C), and by winter the surface approaches freezing, with ice formation around 32°F (0°C) typical in colder months.
Swimming at Boyden Lake is generally possible and commonly practiced where there is public access or private frontage, though rules depend on ownership and local ordinances. Water quality, the presence of beaches or cleared entry points, and safety considerations such as depth, underwater hazards, and absence of lifeguards should guide decisions. Seasonal algal blooms, runoff after heavy rains, or posted advisories can restrict swimming; likewise, cold-water shock and hypothermia risk make early- and late-season swimming less comfortable and potentially hazardous. It’s advisable to check local advisories and access rules before swimming.