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Sweetwater Reservoir
Sweetwater Reservoir Current Water Temperature and Forecast
On this page, you will find comprehensive information about the water temperature in Sweetwater Reservoir, 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 Lake Water Temperature Information
68°F
TODAY
68°F
YESTERDAY
70°F
A WEEK AGO
As of today, the minimum water temperature in the Sweetwater Reservoir ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience.
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 Sweetwater Reservoir Over the Last 30 Days
Today the water temperature in Sweetwater Reservoir is lower than the same day in previous years. The water temperature range here in April is from 63°F to 84°F. The water temperature has decreased over the past 7 days but has increased over the past month.
The forecasted water temperature values for Sweetwater Reservoir 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
| Date | Current | Average | Forecast |
|---|---|---|---|
| Apr 19 | 70°F | 73°F | |
| Apr 20 | 68°F | 73°F | |
| Apr 21 | 68°F | 73°F | |
| Apr 22 | 68°F | 73°F | |
| Apr 23 | 68°F | 73°F | |
| Apr 24 | 68°F | 73°F | |
| Apr 25 | 68°F | 73°F | |
| Apr 26 | 68°F | 73°F | |
| Apr 27 | 73°F | 68°F | |
| Apr 28 | 73°F | 69°F | |
| Apr 29 | 73°F | 69°F | |
| Apr 30 | 73°F | 69°F | |
| May 1 | 79°F | 70°F | |
| May 2 | 79°F | 71°F | |
| May 3 | 79°F | 71°F | |
| May 4 | 79°F | 72°F |
Water Temperature Ranges in Sweetwater Reservoir by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 59°F | 67°F | 75°F |
February
| Minimum | Average | Maximum |
|---|---|---|
| 57°F | 67°F | 77°F |
March
| Minimum | Average | Maximum |
|---|---|---|
| 59°F | 68°F | 77°F |
April
| Minimum | Average | Maximum |
|---|---|---|
| 63°F | 73°F | 84°F |
May
| Minimum | Average | Maximum |
|---|---|---|
| 75°F | 79°F | 84°F |
June
| Minimum | Average | Maximum |
|---|---|---|
| 75°F | 80°F | 84°F |
July
| Minimum | Average | Maximum |
|---|---|---|
| 86°F | 90°F | 93°F |
August
| Minimum | Average | Maximum |
|---|---|---|
| 84°F | 89°F | 91°F |
September
| Minimum | Average | Maximum |
|---|---|---|
| 82°F | 86°F | 90°F |
October
| Minimum | Average | Maximum |
|---|---|---|
| 73°F | 77°F | 81°F |
November
| Minimum | Average | Maximum |
|---|---|---|
| 70°F | 75°F | 79°F |
December
| Minimum | Average | Maximum |
|---|---|---|
| 70°F | 74°F | 79°F |
Monthly Water Temperature Histogram for Sweetwater Reservoir
Sweetwater Reservoir Weather
APRIL 27
52°F / 63°F
light drizzlerain: 4% | wind: 13 mph
APRIL 28
54°F / 68°F
light drizzlerain: 0% | wind: 12 mph
APRIL 29
55°F / 73°F
clear skyrain: 0% | wind: 11 mph
Water Temperature in Sweetwater Reservoir: General Trends and Swimming Opportunities
Sweetwater Reservoir is located in the state of California, in the county of San Diego, at an elevation of 236 feet (72 meters) above sea level.
Sweetwater Reservoir is a small lake. Its surface area is 1.44 sq mi (3.72 sq km). These are small water bodies often used for recreation, fishing, or irrigation.
The water temperature in Sweetwater Reservoir varies throughout the year, ranging from 66°F (19°C) in January to 93°F (34°C) in July. The average annual water temperature of the lake is 79°F (26°C). Throughout the year, the average monthly water temperature in Sweetwater Reservoir does not drop below 68 degrees Fahrenheit (20°C).
The nearest cities ans towns to Sweetwater Reservoir are: La Presa, Spring Valley, Bonita, Lemon Grove, Rancho San Diego, Casa de Oro-Mount Helix, La Mesa, Chula Vista, El Cajon, National City in California.
Geographical Location of Sweetwater Reservoir
Nearby Lakes
Frequently Asked Questions About Sweetwater Reservoir and its Water Temperatures
What is the current water temperature in Sweetwater Reservoir?
The water temperature today in Sweetwater Reservoir is 68°F (20.0°C).
What is the water temperature in Sweetwater Reservoir during the summer months?
The average water temperature in Sweetwater Reservoir during the summer months is typically between 80°F to 90°F (27°C to 32°C), and it can reach up to 93°F (34°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Sweetwater Reservoir in May?
The average water temperature in Sweetwater Reservoir in May ranges from 75°F to 84°F (24°C to 29°C).
What is the water temperature in Sweetwater Reservoir in September?
The average water temperature in Sweetwater Reservoir in September is typically between 82°F to 90°F (28°C to 32°C).
Where is Sweetwater Reservoir located?
Sweetwater Reservoir is located in the United States in the state of California, in the county of San Diego, at an elevation of 236 feet (72 meters) above sea level. The surface area of the lake is 1.435 sq mi (3.72 sq km).
Is it possible to swim in Sweetwater Reservoir and what are the possibilities for this?
No, it is not possible to swim in Sweetwater Reservoir in California as it is a protected source of drinking water. Recreational activities including swimming are strictly prohibited to maintain water quality.
What are the coordinates of Sweetwater Reservoir?
Sweetwater Reservoir is located at coordinates 32.6990°N 116.9880°W.
Is Lake Sweetwater Reservoir a popular vacation spot among Americans?
Sweetwater Reservoir enjoys local popularity among the residents of State California, and nationally, it ranks in the top 10 percent of all lakes in the country.
What species of fish can be found in Sweetwater Reservoir?
Sweetwater Reservoir is home to fish species such as Largemouth bass (best caught in Spring, Fall), Bluegill (Spring, Summer), Channel catfish (Spring, Summer), Black crappie (Spring, Fall), Rainbow trout (Spring, Fall).