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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

43°F

TODAY

41°F

YESTERDAY

43°F

A WEEK AGO

As of today, the minimum water temperature in the Klamath River ranges from 41°F (5°C) to 47°F (8°C). This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.

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 March is from 37°F to 52°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
Mar 2043°F44°F
Mar 2143°F44°F
Mar 2242°F44°F
Mar 2342°F44°F
Mar 2443°F44°F
Mar 2544°F44°F
Mar 2641°F44°F
Mar 2743°F44°F
Mar 2844°F43°F
Mar 2944°F43°F
Mar 3044°F43°F
Mar 3144°F43°F
Apr 150°F44°F
Apr 250°F44°F
Apr 350°F44°F
Apr 450°F45°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)
49°F
Klamath Falls
United States (Oregon)
45°F

Klamath River Weather

MARCH 28

41°F / 54°F
moderate drizzle

rain: 58% | wind: 22 mph

MARCH 29

34°F / 54°F
overcast

rain: 58% | wind: 14 mph

MARCH 30

41°F / 54°F
light drizzle

rain: 52% | wind: 29 mph

MARCH 31

34°F / 50°F
light drizzle

rain: 52% | wind: 13 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 45°F (7.1°C) to 49°F (9.7°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.