Pismo Beach — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Pismo Beach (California, United States). It includes the current water temperature, daily data for the last month presented in a simple chart, and a 7-day forecast. The page also compares today’s value with typical averages for this period, shows usual monthly ranges during the year, and lists nearby beaches with short descriptions. Local weather for the next few days and general details about Pismo Beach help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Pismo Beach in the Pacific Ocean today is 13°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
❌ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear.
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
Water temperature in Pismo Beach rose over the last 30 days but fell over the last week. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Pismo Beach will be 13.1°C in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 1 | 13.7°C | 12.8°C | |
| JUN 2 | 13.8°C | 13.0°C | |
| JUN 3 | 13.4°C | 13.3°C | |
| JUN 4 | 13.5°C | 13.5°C | |
| JUN 5 | 13.5°C | 13.8°C | |
| JUN 6 | 13.3°C | 13.8°C | |
| JUN 7 | 13.5°C | 13.0°C | |
| JUN 8 | 13.6°C | 13.3°C | |
| JUN 9 | 13.3°C | 13.3°C | 13.3°C |
| JUN 10 | 13.5°C | 13.3°C | |
| JUN 11 | 13.0°C | 13.2°C | |
| JUN 12 | 13.3°C | 13.2°C | |
| JUN 13 | 13.0°C | 13.2°C | |
| JUN 14 | 13.0°C | 13.2°C | |
| JUN 15 | 13.0°C | 13.1°C | |
| JUN 16 | 13.3°C | 13.1°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.
Water temperature data for this location is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Annual Water Temperature Overview by Month
Monthly Water Temp Ranges
Annual Water Temperature Trend
Pismo Beach, on California’s central coast near San Luis Obispo, is known for its broad sandy shores, iconic pier and strong Pacific influence that keeps the ocean relatively cool year-round. Sea surface temperatures typically range from about 10–13 °C in winter, warming modestly in spring to roughly 11–15 °C. Summer brings the warmest conditions along the stretch, generally between 14–18 °C, though localized upwelling can cause short-term drops. In autumn the water usually sits around 12–16 °C as the coastline transitions from summer warmth toward the cooler winter pattern. These averages reflect the steady influence of the California Current and coastal weather patterns rather than rapid swings in temperature.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 11°C | 13°C | 17°C |
| February | 11°C | 13°C | 15°C |
| March | 9°C | 12°C | 15°C |
| April | 10°C | 12°C | 14°C |
| May | 10°C | 12°C | 15°C |
| June | 11°C | 13°C | 16°C |
| July | 12°C | 15°C | 17°C |
| August | 13°C | 15°C | 18°C |
| September | 12°C | 16°C | 17°C |
| October | 12°C | 15°C | 18°C |
| November | 11°C | 14°C | 18°C |
| December | 12°C | 14°C | 17°C |
* Click on a month to view detailed water temperature data.
Pismo Beach: Weather Forecast
June 10
June 11
June 12
Location, Beaches & Local Information
Nearby Beaches & Facilities
Pismo Beach City Beach
Pismo Beach - Wilmar Stairs Access
Spiral Staircase Beach
Pismo State Beach - North Beach
Pismo State Beach - Grover Beach
Elmer Ross Beach
Margo Dodd Park
Dinosaur Caves Park
Shell Beach
Swimming Conditions
Swimming and water-based recreation at Pismo Beach are popular but often require some preparation because of the cool water and surf conditions. Casual wading and beach play are family-friendly on the long, gently sloping sands, while open-water swimming is best approached at lifeguarded sections of the beach and during calmer summer months. Many visitors wear wetsuits or shorties for comfort and longer swims; a spring or autumn visit may still call for thermal protection. Surfing, boogie boarding and guided ocean activities are widely available, and the pier area and state beach have facilities, parking and seasonal lifeguard coverage. Rip currents and changing surf can occur, so swimmers should heed posted warnings and local advice to enjoy a safe beach holiday.