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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.

Lake Winnipesaukee, United States
Lake Winnipesaukee, United States © CC BY 3.0

Current Water Temperature

17.8°C
Today
17.7°C
Yesterday
16.7°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Boyden Lake today is 17.8°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

From May 30 to June 30

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 2316.7°C15.3°C
JUN 2416.9°C15.3°C
JUN 2517.0°C15.3°C
JUN 2617.0°C15.3°C
JUN 2717.5°C15.3°C
JUN 2817.5°C15.3°C
JUN 2917.7°C15.3°C
JUN 3017.8°C15.3°C
JUL 122.0°C18.0°C
JUL 222.0°C18.2°C
JUL 322.0°C18.4°C
JUL 422.0°C18.6°C
JUL 522.0°C18.9°C
JUL 622.0°C19.1°C
JUL 722.0°C19.3°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
January0°C3°C6°C
February0°C3°C6°C
March1°C3°C6°C
April3°C10°C17°C
May7°C13°C19°C
June11°C15°C19°C
July18°C22°C26°C
August21°C23°C26°C
September18°C21°C24°C
October12°C15°C18°C
November5°C12°C19°C
December3°C8°C12°C

Boyden Lake: Water Temperature by Location

Boyden Lake: Weather Forecast

July 1

° / °
thunderstorm with slight and heavy hail
rain: 40% | wind:

July 2

° / °
slight thunderstorm
rain: 48% | wind:

July 3

° / °
moderate thunderstorm
rain: 23% | wind:

July 4

° / °
light drizzle
rain: 28% | wind:

July 5

° / °
light drizzle
rain: 28% | wind:

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.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Boyden Lake?
Water Temperature in Boyden Lake today is 17.8°C.
What is the water temperature in Boyden Lake during the summer months?
The water temperature in Boyden Lake in summer fluctuates in the range of 11°C - 26°C.
Is it possible to swim in Boyden Lake and what are the possibilities for this?
Yes, it is possible to swim in Boyden Lake in Maine. Public access for swimming is available at its boat launch site.