In many cases, skeletal muscle contraction maintains body posture and position; for example, holding your head still while you are watching this lesson. The muscles in our abdominal wall and pelvis contract to maintain our abdominal organs in position.
Today's Clearwater Beach sea temperature is 20.2 Â° C. Statistics for 19 Feb (1981â2005) â mean: 19.7 Â° C, range: 17.7 Â° C to 21.4 Â° C Sunny with very warm air temperatures, feeling like 27 Â°C once we account for any wind.
Sea temperatures (23 Â°C) warm too. Staying warm in the water won't be a problem in board-shorts, but wear at least a rash-vest to keep the UV off. (click thumbnails to expand) Below is a graph of Historical Sea Surface Temperature for Laguna Beach. This has been derived from analysis of two decades of oceanographic satellite measurements of nearby open water.