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Salmon River

Salmon River Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Salmon River, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Salmon River

67°F

TODAY

67°F

YESTERDAY

63°F

A WEEK AGO

As of today, the minimum water temperature in the Salmon River 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.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Salmon River Over the Last 30 Days

Today the water temperature in Salmon River is higher than the same day in previous years. The water temperature range here in July is from 55°F to 75°F. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.

The forecasted water temperature values for Salmon River are presented in the table below.

The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.

Daily Water Temperature Chart

DateCurrentAverageForecast
Jul 2363°F65°F
Jul 2464°F65°F
Jul 2564°F65°F
Jul 2667°F65°F
Jul 2768°F65°F
Jul 2867°F65°F
Jul 2967°F65°F
Jul 3067°F65°F
Jul 3165°F67°F
Aug 171°F67°F
Aug 271°F68°F
Aug 371°F68°F
Aug 471°F68°F
Aug 571°F68°F
Aug 671°F68°F
Aug 771°F69°F
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Salmon River by Month

January

MinimumAverageMaximum
32°F40°F48°F

February

MinimumAverageMaximum
32°F40°F48°F

March

MinimumAverageMaximum
34°F43°F52°F

April

MinimumAverageMaximum
37°F49°F61°F

May

MinimumAverageMaximum
39°F55°F70°F

June

MinimumAverageMaximum
46°F59°F72°F

July

MinimumAverageMaximum
55°F65°F75°F

August

MinimumAverageMaximum
63°F71°F73°F

September

MinimumAverageMaximum
52°F64°F66°F

October

MinimumAverageMaximum
46°F56°F61°F

November

MinimumAverageMaximum
37°F47°F61°F

December

MinimumAverageMaximum
37°F40°F46°F

Monthly Water Temperature Histogram for Salmon River

Water Temperature in Cities and Towns on Salmon River

Salmon
United States (Idaho)
61°F
Challis
United States (Idaho)
66°F

Salmon River Weather

JULY 31

59°F / 100°F
heavy intensity rain

rain: 47% | wind: 12 mph

AUGUST 1

59°F / 95°F
dense intensity drizzle

rain: 47% | wind: 14 mph

AUGUST 2

61°F / 93°F
light drizzle

rain: 39% | wind: 9 mph

AUGUST 3

57°F / 93°F
light drizzle

rain: 30% | wind: 11 mph

AUGUST 4

57°F / 88°F
overcast

rain: 21% | wind: 8 mph

Water Temperature in Salmon River: General Trends and Swimming Opportunities

Source Sawtooth Range
• location near Norton Peak, Blaine County
• elevation 9,220 ft (2,810 m)
Mouth Snake River
• location west of White Bird, Idaho and Nez Perce Counties
Length 425 mi (684 km)

The Salmon River in Idaho, often called the River of No Return, is a remarkable waterway surrounded by dramatic wilderness and steep canyons. Its water temperatures are strongly influenced by the season and elevation. In the summer, the river typically warms to around 60–70°F (15–21°C), making it comfortable for swimming in calmer stretches. In the spring, however, snowmelt from the surrounding mountains keeps the water cold, often below 50°F (10°C), which can be invigorating but challenging for extended swimming.

Swimming opportunities are plentiful, especially during the warmer months when the river becomes a hub for outdoor recreation. Sandy beaches along the riverbanks provide inviting spots to relax and wade into the water, particularly in slower-moving sections near campsites and recreation areas. However, the Salmon River is also known for its powerful rapids and strong currents, so swimming should always be approached with caution. For those seeking adventure, its clear waters and remote setting offer a refreshing and unforgettable way to connect with nature, provided safety measures are taken seriously.

Geographical Location of Salmon River

Nearby Rivers

Frequently Asked Questions About Salmon River and its Water Temperatures

What is the current water temperature in Salmon River?

The water temperature today in Salmon River ranges from 61°F (16.1°C) to 66°F (19.0°C).

What is the water temperature in Salmon River during the summer months?

The average water temperature in Salmon River during the summer months is typically between 65°F to 71°F (19°C to 21°C), and it can reach up to 75°F (24°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Salmon River in May?

The average water temperature in Salmon River in May ranges from 46°F to 70°F (8°C to 21°C).

What is the water temperature in Salmon River in September?

The average water temperature in Salmon River in September is typically between 52°F to 66°F (11°C to 19°C).

Where does Salmon River flow?

Salmon River flows through United States (Idaho).

Is it possible to swim in the Salmon River?

Yes, it is possible to swim in the Salmon River. However, safety precautions should be taken due to varying water conditions and potential wildlife encounters.