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Grand Canyon

Water Temperature in Grand Canyon in Colorado River: Current and Forecast

On this page, you will find comprehensive information about the water temperature in Grand Canyon in Colorado 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 Grand Canyon

62°F

TODAY

62°F

YESTERDAY

63°F

A WEEK AGO

As of today, the minimum water temperature in Grand Canyon 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 Colorado River in Grand Canyon Over the Last 30 Days

Today the water temperature in Grand Canyon is higher than the same day in previous years. The water temperature range here in May is from 46°F to 70°F. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Grand Canyon 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.

Table of Daily Water Temperature Data

DateCurrentAverageForecast
May 263°F56°F
May 363°F56°F
May 463°F56°F
May 563°F56°F
May 662°F56°F
May 763°F56°F
May 862°F56°F
May 962°F56°F
May 1056°F62°F
May 1156°F61°F
May 1256°F61°F
May 1356°F60°F
May 1456°F60°F
May 1556°F60°F
May 1656°F59°F
May 1756°F59°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 Grand Canyon by Month

January

MinimumAverageMaximum
37°F40°F48°F

February

MinimumAverageMaximum
37°F42°F48°F

March

MinimumAverageMaximum
37°F44°F52°F

April

MinimumAverageMaximum
41°F52°F63°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 Colorado River in Grand Canyon

Grand Canyon Weather

MAY 10

55°F / 77°F
overcast

rain: 7% | wind: 13 mph

MAY 11

54°F / 77°F
overcast

rain: 8% | wind: 30 mph

MAY 12

54°F / 73°F
overcast

rain: 2% | wind: 35 mph

MAY 13

48°F / 66°F
overcast

rain: 4% | wind: 40 mph

MAY 14

37°F / 63°F
clear sky

rain: 3% | wind: 25 mph

Water Temperature in Grand Canyon: General Trends and Swimming Opportunities

The Colorado River, which flows through the Grand Canyon in Arizona, is a stunning but challenging location for swimming. Due to its location and the surrounding geography, the water temperature in the river remains quite cool throughout the year. In general, the water temperature of the Colorado River in the Grand Canyon ranges between 45°F (7°C) and 55°F (13°C), making it quite cold, even during the summer months. This is because the river is fed by snowmelt from the Rockies and is not directly influenced by the warm desert air.

Despite the chilly temperatures, swimming in the Colorado River is possible, but it requires some preparation. For those who are up for the cold waters, the river offers a unique and awe-inspiring experience with its crystal-clear waters and dramatic canyon surroundings. However, it’s important to note that the current can be strong, and there are certain areas where swimming might not be safe due to rapids or swift water. While the river might not be ideal for a casual swim, adventurous visitors who plan their trip carefully, often as part of a guided rafting expedition, may find the experience rewarding, even if the water temperature is a bit brisk.

During the summer, when temperatures in the canyon can exceed 100°F (38°C), the coolness of the river can be a refreshing escape, but it’s crucial to understand that swimming is typically done in controlled environments, such as during rafting trips. For more consistent and warmer swimming, most visitors to the Grand Canyon prefer to stick to pools or nearby lakes, as the Colorado River’s temperature remains on the colder side even when the surrounding air heats up.

Geographical Location of Grand Canyon

Frequently Asked Questions About Grand Canyon and its Water Temperatures

What is the current water temperature in Grand Canyon?

The water temperature today in Grand Canyon is 62°F (16.8°C).

What is the water temperature in Grand Canyon during the summer months?

The average water temperature in Grand Canyon 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 Grand Canyon in May?

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

What is the water temperature in Grand Canyon in September?

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

Is it possible to swim in the Colorado River in Grand Canyon, and what are the available options for doing so?

Yes, it is possible to swim in the Colorado River in the Grand Canyon. To do so, consider options like river trips, guided rafting excursions, or designated swimming spots along hiking trails.