Custer Pond — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Custer Pond, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Custer Pond today is 19°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 |
|---|---|---|---|
| JUN 3 | 11.7°C | 17.9°C | |
| JUN 4 | 12.3°C | 17.9°C | |
| JUN 5 | 12.6°C | 17.9°C | |
| JUN 6 | 13.9°C | 17.9°C | |
| JUN 7 | 18.0°C | 17.9°C | |
| JUN 8 | 18.2°C | 17.9°C | |
| JUN 10 | 19.0°C | 17.9°C | |
| JUN 11 | 17.9°C | 18.9°C | |
| JUN 12 | 17.9°C | 18.9°C | |
| JUN 13 | 17.9°C | 18.8°C | |
| JUN 14 | 17.9°C | 18.8°C | |
| JUN 15 | 17.9°C | 18.7°C | |
| JUN 16 | 17.9°C | 18.7°C | |
| JUN 17 | 17.9°C | 18.6°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 | 7°C | 13°C |
| February | 1°C | 7°C | 12°C |
| March | 0°C | 5°C | 9°C |
| April | 1°C | 4°C | 8°C |
| May | 7°C | 11°C | 16°C |
| June | 11°C | 18°C | 24°C |
| July | 19°C | 26°C | 33°C |
| August | 21°C | 25°C | 29°C |
| September | 19°C | 24°C | 29°C |
| October | 13°C | 18°C | 23°C |
| November | 3°C | 9°C | 14°C |
| December | 1°C | 6°C | 10°C |
Custer Pond: Water Temperature by Location
Custer Pond: Weather Forecast
June 9
June 10
June 11
June 12
June 13
Location & Local Information
Custer Pond in Maine is a relatively small, inland water body whose temperatures follow typical northern New England patterns. In summer the surface often warms to roughly 68–75°F (20–24°C) on warm, sunny days, with the warmest pockets possibly reaching the upper 70s°F (25–26°C) in shallow areas. During spring and fall the water is much cooler, commonly ranging from about 40–60°F (4–15°C) as the lake adjusts between seasons. In winter the pond usually approaches freezing; surface ice and temperatures near 32°F (0°C) are common, with liquid water below the ice colder still. Thermal stratification can occur in summer, meaning deeper water remains noticeably colder than the surface.
Swimming at Custer Pond is typically possible and often practiced by locals, but it is governed by ownership, posted rules, and safety considerations. Many ponds in Maine permit casual swimming, yet areas may be privately owned or have restrictions, and lifeguards are generally not provided. Water quality can vary seasonally—warm months can encourage algal blooms—so advisories or signs should be checked before entering. Cold water shock and submerged hazards are additional reasons for caution. In short, recreational swimming is feasible when local regulations and conditions are favorable, but visitors should verify access, watch for notices about water quality, and take standard safety precautions.