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Great Salt Lake — Current Water Temperature, Annual Trends and Forecast

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

Lake Walcott, United States
Lake Walcott, United States © Public Domain, Public domain

Current Water Temperature

27.5°C
Today
28.3°C
Yesterday
24.9°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 Great Salt Lake today is 27.5°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 June 20 to July 21

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 1424.9°C23.7°C
JUL 1526.9°C23.7°C
JUL 1627.2°C23.7°C
JUL 1727.3°C23.7°C
JUL 1827.9°C23.7°C
JUL 1928.3°C23.7°C
JUL 2028.3°C23.7°C
JUL 2128.1°C23.7°C
JUL 2223.7°C27.3°C
JUL 2323.7°C27.1°C
JUL 2423.7°C26.9°C
JUL 2523.7°C26.7°C
JUL 2623.7°C26.6°C
JUL 2723.7°C26.4°C
JUL 2823.7°C26.2°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
January0°C3°C6°C
February1°C4°C7°C
March1°C8°C15°C
April0°C7°C14°C
May5°C12°C20°C
June13°C18°C24°C
July19°C24°C29°C
August19°C22°C24°C
September15°C19°C22°C
October8°C13°C18°C
November5°C11°C16°C
December1°C4°C7°C

Great Salt Lake: Water Temperature by Location

Great Salt Lake: Weather Forecast

July 22

° / °
dense intensity drizzle
rain: 38% | wind:

July 23

° / °
dense intensity drizzle
rain: 28% | wind:

July 24

° / °
mainly clear
rain: 16% | wind:

July 25

° / °
partly cloudy
rain: 24% | wind:

Location & Local Information

The Great Salt Lake, located in northern Utah, is the largest saltwater lake in the Western Hemisphere and one of the most distinctive natural features in the United States. Its water temperature changes noticeably throughout the year, influenced by air temperature, depth variations, and high salinity. In winter, surface temperatures typically range between 2–6 °C (36–43 °F), and the water feels extremely cold. During spring, as air temperatures rise, the lake gradually warms to 10–18 °C (50–64 °F). By midsummer, the shallow areas near the shore can reach 22–27 °C (72–81 °F), while deeper or more central parts remain cooler. In autumn, the water cools again to around 12–17 °C (54–63 °F) as the weather changes.

Swimming in the Great Salt Lake is permitted and often considered a unique experience due to its exceptionally high salt content, which allows swimmers to float effortlessly. The best time to swim is from late June through early September, when the water is warmest and air temperatures are comfortable. However, the high salinity can cause skin irritation for some people, and the presence of brine flies and a strong natural odor can make swimming less appealing. Despite these factors, the lake remains a fascinating destination for visitors interested in nature and geology.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Great Salt Lake?
Water Temperature in Great Salt Lake today is 27.5°C.
What is the water temperature in Great Salt Lake during the summer months?
The water temperature in Great Salt Lake in summer fluctuates in the range of 13°C - 29°C.
Is it possible to swim in Great Salt Lake (United States) and what are the possibilities for this?
Yes—you can enter and even float easily in the Great Salt Lake, but traditional swimming is limited to a few developed access points because much of the lake is shallow and muddy, it’s extremely salty (increasing buoyancy), can smell and attract brine flies, may cause skin or eye irritation, and has variable water levels and few lifeguards, so check local conditions before going in.