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Klamath River

Klamath River Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Klamath 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 Klamath River

38°F

TODAY

38°F

YESTERDAY

37°F

A WEEK AGO

As of today, the minimum water temperature in the Klamath River ranges less than 41°F (5°C). Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters.

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 Klamath River Over the Last 30 Days

Today the water temperature in Klamath River is lower than the same day in previous years. The water temperature range here in February is from 37°F to 48°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 Klamath 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
Feb 1637°F42°F
Feb 1737°F42°F
Feb 1837°F42°F
Feb 1937°F42°F
Feb 2037°F42°F
Feb 2138°F42°F
Feb 2238°F42°F
Feb 2338°F42°F
Feb 2442°F38°F
Feb 2542°F38°F
Feb 2642°F38°F
Feb 2742°F38°F
Feb 2842°F39°F
Mar 144°F39°F
Mar 244°F39°F
Mar 344°F40°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 Klamath River by Month

January

MinimumAverageMaximum
37°F40°F48°F

February

MinimumAverageMaximum
37°F42°F48°F

March

MinimumAverageMaximum
37°F44°F52°F

April

MinimumAverageMaximum
41°F50°F61°F

May

MinimumAverageMaximum
46°F56°F70°F

June

MinimumAverageMaximum
57°F65°F72°F

July

MinimumAverageMaximum
63°F68°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 Klamath River

Water Temperature in Cities and Towns on Klamath River

Crescent City
United States (California)
44°F
Klamath Falls
United States (Oregon)
37°F

Klamath River Weather

FEBRUARY 23

46°F / 55°F
moderate drizzle

rain: 72% | wind: 11 mph

FEBRUARY 24

43°F / 61°F
slight rain

rain: 58% | wind: 17 mph

FEBRUARY 25

37°F / 55°F
overcast

rain: 57% | wind: 9 mph

FEBRUARY 26

37°F / 61°F
overcast

rain: 1% | wind: 4 mph

FEBRUARY 27

43°F / 61°F
overcast

rain: 6% | wind: 4 mph

Water Temperature in Klamath River: General Trends and Swimming Opportunities

Source Lake Ewauna
• location Klamath Falls, Oregon
Mouth Pacific Ocean
• location Requa, California
Length 257 mi (414 km)

The Klamath River, stretching through southern Oregon and northern California, is a striking and ecologically significant river known for its rugged beauty. Water temperatures in the Klamath River vary with the seasons and the section of the river. In colder months, temperatures often range from 35°F to 50°F (2°C to 10°C), while summer months see a rise to 60°F to 70°F (15°C to 21°C), particularly in calmer, sunlit stretches. This seasonal warmth makes certain areas more inviting for recreational activities during the summer.

Swimming in the Klamath River is possible in some sections, especially during the warmer months, but it is often secondary to other activities like fishing, rafting, and kayaking. The river is known for its strong currents in certain areas, so swimmers should exercise caution and stick to calmer sections or designated swimming spots. The natural beauty of the surrounding landscape and the diversity of wildlife make the Klamath a favorite destination for outdoor enthusiasts, offering opportunities to enjoy the water and immerse yourself in the region’s pristine environment.

Geographical Location of Klamath River

Frequently Asked Questions About Klamath River and its Water Temperatures

What is the current water temperature in Klamath River?

The water temperature today in Klamath River ranges from 37°F (2.7°C) to 44°F (6.8°C).

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

The average water temperature in Klamath 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 Klamath River in May?

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

What is the water temperature in Klamath River in September?

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

Where does Klamath River flow?

Klamath River flows through United States (California, Oregon).

Is it possible to swim in the Klamath River?

Yes, it is possible to swim in the Klamath River. However, it's essential to be cautious due to potential hazards like strong currents and cold water temperatures.