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Unity Pond — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Unity Pond, 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

22.5°C
Today
22.9°C
Yesterday
24.0°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 Unity Pond today is 22.5°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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 July 31 to August 31

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 2424.0°C25.0°C
AUG 2524.0°C25.0°C
AUG 2624.7°C25.0°C
AUG 2722.8°C25.0°C
AUG 2822.8°C25.0°C
AUG 2922.9°C25.0°C
AUG 3022.9°C25.0°C
AUG 3122.6°C25.0°C
SEP 123.5°C22.6°C
SEP 223.5°C22.6°C
SEP 323.5°C22.7°C
SEP 423.5°C22.7°C
SEP 523.5°C22.8°C
SEP 623.5°C22.8°C
SEP 723.5°C22.9°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
January1°C4°C6°C
February0°C2°C5°C
March0°C2°C4°C
April0°C4°C8°C
May6°C10°C14°C
June11°C16°C20°C
July18°C24°C29°C
August22°C25°C28°C
September19°C24°C28°C
October12°C16°C19°C
November3°C8°C12°C
December1°C5°C8°C

Unity Pond: Water Temperature by Location

Unity Pond: Weather Forecast

September 1

° / °
light drizzle
rain: 50% | wind:

September 2

° / °
light drizzle
rain: 50% | wind:

September 3

° / °
slight rain showers
rain: 57% | wind:

September 4

° / °
light drizzle
rain: 50% | wind:

September 5

° / °
slight rain showers
rain: 34% | wind:

Location & Local Information

Unity Pond in central Maine follows the typical seasonal rhythm of small New England waterbodies. Surface water temperatures in winter hover around freezing—about 32°F (0°C) or lower where ice forms—while spring brings a steady rise into the 40s and 50s °F (4–15°C) as the lake mixes and warms. By summer the pond’s surface commonly reaches roughly 68–75°F (20–24°C) on many days and can warm into the upper 70s °F (around 25–26°C) during heat spells; deeper water remains noticeably cooler. In autumn the surface cools back into the 50s–60s °F (10–16°C) before the lake returns to ice.

Swimming at Unity Pond is generally possible and often practiced from shorelines, public access points, and private beaches, but availability depends on local access and seasonal conditions. Authorities or landowners may restrict access for safety or because of water-quality concerns such as harmful algal blooms, and cold or icy conditions make swimming unsafe outside the warm months. As with any inland water, temperature varies with depth, wind and sun, so swimmers should be mindful of cold-water shock, check local advisories, and use designated entry points where provided.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Unity Pond?
Water Temperature in Unity Pond today is 22.5°C.
What is the water temperature in Unity Pond during the summer months?
The water temperature in Unity Pond in summer fluctuates in the range of 11°C - 29°C.
Is it possible to swim in Unity Pond and what are the possibilities for this?
Yes, it is possible to swim in Unity Pond in Maine. Amenities provided include a public boat launch that can be used to access the water for swimming.