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Skinner Reservoir — Current Water Temperature, Annual Trends and Forecast

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

Diamond Valley Lake, United States
Diamond Valley Lake, United States © By Lvi56, CC BY-SA 3.0

Current Water Temperature

26.3°C
Today
25.5°C
Yesterday
26.9°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 Skinner Reservoir today is 26.3°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays. 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 August 21 to September 21

Table of Daily Sea Temperature Data

Date Current Average Forecast
SEP 1426.9°C27.9°C
SEP 1526.5°C27.9°C
SEP 1626.5°C27.9°C
SEP 1726.8°C27.9°C
SEP 1826.7°C27.9°C
SEP 1926.3°C27.9°C
SEP 2025.5°C27.9°C
SEP 2126.3°C27.9°C
SEP 2227.9°C26.4°C
SEP 2327.9°C26.5°C
SEP 2427.9°C26.5°C
SEP 2527.9°C26.6°C
SEP 2627.9°C26.7°C
SEP 2727.9°C26.8°C
SEP 2827.9°C26.9°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
January12°C17°C22°C
February13°C17°C21°C
March14°C18°C21°C
April17°C21°C25°C
May19°C23°C26°C
June22°C24°C27°C
July22°C27°C32°C
August26°C29°C32°C
September25°C28°C31°C
October22°C25°C28°C
November15°C21°C27°C
December14°C20°C24°C

Skinner Reservoir: Water Temperature by Location

Skinner Reservoir: Weather Forecast

September 21

° / °
fog
rain: 3% | wind:

September 22

° / °
clear sky
rain: 0% | wind:

September 23

° / °
clear sky
rain: 0% | wind:

September 24

° / °
clear sky
rain: 7% | wind:

September 25

° / °
mainly clear
rain: 7% | wind:

Location & Local Information

Lake Skinner (Skinner Reservoir) in Riverside County typically shows a clear seasonal pattern in surface temperatures. In winter months surface readings commonly range from about 50–60°F (10–16°C) as cooler rains and inflows lower the lake temperature. Spring warms gradually, with surface water often between 55–68°F (13–20°C) depending on sun and recent weather. Peak summer conditions frequently push surface temperatures into the 70–80°F range (21–27°C), and on hot, calm days shallow bays can reach the high 70s or low 80s°F (26–28°C). In autumn the lake generally cools back toward the 60–75°F band (16–24°C) as air temperatures drop and stratification breaks down. Deeper water remains colder year-round, so swimmers may encounter a sharp thermocline near depth.

Swimming at Lake Skinner is allowed but typically confined to designated areas and subject to park rules, posted hours, and lifeguard availability. Because it is a managed reservoir used for water supply and recreation, access can be restricted for safety, water quality issues such as algal blooms or bacterial advisories, or operational needs. Visitors should heed signage, check current park updates, and be aware that surface warmth can mask colder, deeper water; for safety, open-water swimmers are advised to use precautions such as wetsuits, flotation aids, and swimming with a companion.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Skinner Reservoir?
Water Temperature in Skinner Reservoir today is 26.3°C.
What is the water temperature in Skinner Reservoir during the summer months?
The water temperature in Skinner Reservoir in summer fluctuates in the range of 22°C - 32°C.
Is it possible to swim in Skinner Reservoir and what are the possibilities for this?
No, it is not possible to swim in Skinner Reservoir, California as it is primarily a source for drinking water and recreational activities are restricted. The reservoir is mainly utilized for fishing and boating.