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.
Current Water Temperature
Water Temperature in Liberty Lake today is 17.5°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 | 18.9°C | 19.7°C | |
| SEP 15 | 18.6°C | 19.7°C | |
| SEP 16 | 18.4°C | 19.7°C | |
| SEP 17 | 17.8°C | 19.7°C | |
| SEP 18 | 17.8°C | 19.7°C | |
| SEP 19 | 17.7°C | 19.7°C | |
| SEP 20 | 17.7°C | 19.7°C | |
| SEP 21 | 17.5°C | 19.7°C | |
| SEP 22 | 19.7°C | 17.6°C | |
| SEP 23 | 19.7°C | 17.7°C | |
| SEP 24 | 19.7°C | 17.8°C | |
| SEP 25 | 19.7°C | 17.9°C | |
| SEP 26 | 19.7°C | 18.1°C | |
| SEP 27 | 19.7°C | 18.2°C | |
| SEP 28 | 19.7°C | 18.3°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 |
|---|---|---|---|
| January | 0°C | 2°C | 5°C |
| February | 1°C | 3°C | 6°C |
| March | 2°C | 5°C | 7°C |
| April | 2°C | 7°C | 13°C |
| May | 8°C | 13°C | 18°C |
| June | 15°C | 20°C | 24°C |
| July | 14°C | 20°C | 26°C |
| August | 21°C | 24°C | 27°C |
| September | 15°C | 20°C | 25°C |
| October | 10°C | 14°C | 18°C |
| November | 5°C | 9°C | 13°C |
| December | 1°C | 5°C | 9°C |
Liberty Lake: Water Temperature by Location
Liberty Lake: Weather Forecast
September 21
September 22
September 23
September 24
September 25
Location & Local Information
Liberty Lake in eastern Washington experiences typical inland lake temperature patterns with cool springs, warm summers, and cold winters. Surface water in winter often hovers just above freezing, roughly 33–42°F (1–6°C). Spring warming pushes temperatures into the mid 40s to low 60s Fahrenheit (7–17°C) by late spring. In summer, surface temperatures frequently reach the mid 60s to high 70s F, commonly about 65–78°F (18–26°C) on warm, calm days, with the warmest conditions occurring from June through early September. Early autumn sees gradual cooling back toward the 50s–60s F (10–16°C) as air temperatures fall.
Swimming is allowed at Liberty Lake in designated beach and park areas and is a common recreational activity during the warmer months because the lake is managed for public use and has developed access points. However, swimming is subject to local rules and occasional advisories; authorities may close or warn against swimming when water-quality tests indicate elevated bacteria levels or harmful algal blooms, which can occur in late summer. Visitors should use established beaches, follow posted signs, and check current park or health-department notices before entering the water to ensure safe conditions.