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Modesto

Water Temperature in Modesto in San Joaquin River: Current and Forecast

On this page, you will find comprehensive information about the water temperature in Modesto in San Joaquin 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 Modesto

15.4°C

TODAY

14.6°C

YESTERDAY

14.2°C

A WEEK AGO

As of today, the minimum water temperature in Modesto 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 San Joaquin River in Modesto Over the Last 30 Days

Today the water temperature in Modesto is higher than the same day in previous years. The water temperature range here in April is from 5°C to 16°C. 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 Modesto 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
Mar 2514.2°C9.5°C
Mar 2615.7°C9.5°C
Mar 2715.6°C9.5°C
Mar 2816.3°C9.5°C
Mar 2916.3°C9.5°C
Mar 3114.5°C9.5°C
Apr 114.6°C9.9°C
Apr 215.4°C9.9°C
Apr 39.9°C15.1°C
Apr 49.9°C14.8°C
Apr 59.9°C14.5°C
Apr 69.9°C14.2°C
Apr 79.9°C13.9°C
Apr 89.9°C13.7°C
Apr 99.9°C13.5°C
Apr 109.9°C13.3°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Modesto by Month

January

MinimumAverageMaximum
3°C6.5°C10°C

February

MinimumAverageMaximum
3°C8°C13°C

March

MinimumAverageMaximum
3°C9.5°C16°C

April

MinimumAverageMaximum
5°C9.9°C16°C

May

MinimumAverageMaximum
8°C13.4°C21°C

June

MinimumAverageMaximum
14°C18.5°C22°C

July

MinimumAverageMaximum
17°C20°C24°C

August

MinimumAverageMaximum
17°C21.4°C23°C

September

MinimumAverageMaximum
11°C17.6°C19°C

October

MinimumAverageMaximum
8°C13.3°C16°C

November

MinimumAverageMaximum
3°C8.1°C16°C

December

MinimumAverageMaximum
3°C4.7°C8°C

Monthly Water Temperature Histogram for San Joaquin River in Modesto

Modesto Weather

APRIL 3

4°C / 18°C
overcast

rain: 3% | wind: 16 km/h

APRIL 4

6°C / 21°C
clear sky

rain: 2% | wind: 18 km/h

APRIL 5

7°C / 23°C
clear sky

rain: 1% | wind: 19 km/h

Water Temperature in Modesto: General Trends and Swimming Opportunities

Modesto, California, is situated near the San Joaquin River, which offers a range of recreational activities, although swimming is not as common as other activities like fishing, boating, or wildlife watching. The water temperature in the San Joaquin River varies greatly depending on the time of year. During the warmer months, from late spring through early fall, the water temperature typically ranges from 65°F (18°C) to 75°F (24°C). These temperatures are relatively cool, which can make the river refreshing for a short swim, especially when the surrounding temperatures in Modesto soar above 90°F (32°C). However, the river’s current can be strong in some sections, which may make swimming more difficult or unsafe in certain areas.

In the cooler months, the water temperature in the San Joaquin River drops significantly, usually ranging from 50°F (10°C) to 60°F (15°C). This cooler water is not conducive to comfortable swimming, and most people avoid entering the river during the winter months due to the chill. The stronger currents in winter, often a result of seasonal runoff, further discourage swimming, making other activities like kayaking and rafting more popular at that time.

Although the San Joaquin River may not be the first choice for swimming, Modesto offers other water-based activities at nearby lakes, such as Woodward Reservoir and the Turlock Lake State Recreation Area, which provide more controlled environments for swimming. These lakes generally have warmer water during the summer, with temperatures ranging from 75°F (24°C) to 85°F (29°C), offering a more comfortable option for those looking to swim in the region.

Geographical Location of Modesto

Nearby Cities

Frequently Asked Questions About Modesto and its Water Temperatures

What is the current water temperature in Modesto?

The water temperature today in Modesto is 60°F (15.4°C).

What is the water temperature in Modesto during the summer months?

The average water temperature in Modesto 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 Modesto in May?

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

What is the water temperature in Modesto in September?

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

Is it possible to swim in the San Joaquin River in Modesto, and what are the available options for doing so?

Yes, it is possible to swim in the San Joaquin River in Modesto. However, the safest option would be to access the river at designated swim areas like parks and public lands where you can swim under supervision.