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Liberty Lake — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Liberty Lake, trends, monthly ranges and the forecast for the coming days.

Triadelphia Reservoir, United States
Triadelphia Reservoir, United States © By CarTick, CC BY-SA 3.0

Current Water Temperature

18.5°C
Today
19.1°C
Yesterday
21.4°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 Liberty Lake today is 18.5°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

From September 12 to October 13

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 521.4°C20.0°C
OCT 620.7°C20.0°C
OCT 720.2°C20.0°C
OCT 820.1°C20.0°C
OCT 919.4°C20.0°C
OCT 1019.1°C20.0°C
OCT 1119.1°C20.0°C
OCT 1219.1°C20.0°C
OCT 1320.0°C18.6°C
OCT 1420.0°C18.7°C
OCT 1520.0°C18.7°C
OCT 1620.0°C18.8°C
OCT 1720.0°C18.9°C
OCT 1820.0°C19.0°C
OCT 1920.0°C19.0°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
January2°C5°C8°C
February2°C5°C7°C
March1°C6°C11°C
April8°C12°C17°C
May12°C18°C25°C
June18°C21°C25°C
July22°C26°C29°C
August22°C24°C27°C
September21°C24°C26°C
October16°C20°C24°C
November8°C13°C17°C
December4°C6°C9°C

Liberty Lake: Water Temperature by Location

Liberty Lake: Weather Forecast

October 13

° / °
overcast
rain: 6% | wind:

October 14

° / °
overcast
rain: 18% | wind:

October 15

° / °
slight rain showers
rain: 18% | wind:

October 16

° / °
slight rain showers
rain: 43% | wind:

October 17

° / °
overcast
rain: 30% | wind:

October 18

° / °
clear sky
rain: 3% | wind:

Location & Local Information

Liberty Lake in Maryland typically follows the seasonal temperature patterns of small Mid‑Atlantic lakes. Surface temperatures in summer commonly range from about 70–82°F (21–28°C), with the warmest, shallow areas occasionally reaching the mid‑80s°F (29–30°C) during heat waves. In spring the lake usually warms from roughly 45–65°F (7–18°C) as air temperatures moderate, while fall cooling brings surface readings back down into the 50–68°F (10–20°C) band. Winter surface temperatures hover near freezing, often 32–40°F (0–4°C), and the lake can stratify during calm periods or mix during windy conditions; deeper water remains colder year‑round than the surface.

Swimming at Liberty Lake is generally a seasonal recreational activity when local rules and water quality allow. Many visitors swim in the warmer months because temperatures are comfortable and shore access is available, but authorities may restrict swimming for safety or public‑health reasons such as poor water quality, algal blooms, or lack of supervised lifeguards. Even when permitted, swimmers should be mindful of variable temperatures, underwater hazards and changing conditions; colder water in spring or late fall can increase risk of cold‑water shock. Checking local advisories before entering the water is advisable.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Liberty Lake?
Water Temperature in Liberty Lake today is 18.5°C.
What is the water temperature in Liberty Lake during the summer months?
The water temperature in Liberty Lake in summer fluctuates in the range of 18°C - 29°C.
Is it possible to swim in Liberty Lake and what are the possibilities for this?
Yes, it is possible to swim in Liberty Lake, Maryland. However, accurate information about facilities, regulations, and safety procedures is best acquired from the local park authorities or county website.