Irvine — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Irvine, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Irvine today is 26°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. 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.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| SEP 25 | 28.0°C | 21.6°C | |
| SEP 26 | 28.0°C | 21.6°C | |
| SEP 27 | 27.0°C | 21.6°C | |
| SEP 28 | 27.5°C | 21.6°C | |
| SEP 29 | 27.4°C | 21.6°C | |
| SEP 30 | 27.2°C | 21.6°C | |
| OCT 1 | 27.0°C | 17.0°C | |
| OCT 2 | 26.9°C | 17.0°C | |
| OCT 3 | 17.0°C | 25.6°C | |
| OCT 4 | 17.0°C | 25.1°C | |
| OCT 5 | 17.0°C | 24.7°C | |
| OCT 6 | 17.0°C | 24.2°C | |
| OCT 7 | 17.0°C | 23.8°C | |
| OCT 8 | 17.0°C | 23.3°C | |
| OCT 9 | 17.0°C | 22.9°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 3°C | 11°C | 20°C |
| February | 3°C | 11°C | 19°C |
| March | 3°C | 13°C | 23°C |
| April | 5°C | 14°C | 24°C |
| May | 8°C | 18°C | 27°C |
| June | 14°C | 23°C | 31°C |
| July | 17°C | 25°C | 33°C |
| August | 17°C | 25°C | 34°C |
| September | 11°C | 22°C | 33°C |
| October | 8°C | 17°C | 26°C |
| November | 3°C | 14°C | 24°C |
| December | 15°C | 6°C | 20°C |
Irvine: Weather Forecast
October 3
October 4
October 5
October 6
October 7
October 8
Location & Local Information
Irvine, California, is known for its warm Mediterranean climate and proximity to several man-made lakes and water bodies, which offer various opportunities for outdoor activities, including swimming. The city is home to a few notable lakes, such as the Irvine Lake and the man-made ponds in the local parks, where the water temperature can vary based on the season. During the summer months, the water temperature in these lakes and ponds generally ranges from 70°F (21°C) to 80°F (27°C), which is quite comfortable for swimming. These temperatures provide a nice escape from the hot inland weather, where temperatures often reach into the high 80s and 90s°F (30-35°C).
In the cooler months, the water temperature in Irvine’s lakes and ponds can drop, usually ranging from 55°F (13°C) to 65°F (18°C). While this is still tolerable for some people, it can feel chilly for extended swims, especially when the surrounding air temperatures are lower. These bodies of water are still suitable for other activities, such as fishing or kayaking, during the cooler months, but swimming becomes less popular due to the colder water temperatures.
Irvine is also close to the Pacific Ocean, with beaches like Newport Beach just a short drive away, offering another great option for swimming in warmer water. Ocean temperatures along this stretch of coastline usually range from 60°F (15°C) to 70°F (21°C) depending on the time of year, and the ocean offers a more consistent temperature for swimming compared to the city’s inland lakes and reservoirs. For those seeking a more controlled and warmer swimming environment, Irvine also has numerous public pools with comfortable temperatures year-round, typically maintained between 78°F (26°C) and 82°F (28°C), providing an excellent alternative to outdoor natural swimming.