June weather forecast
St. Augustine, FL

St. Augustine sees the full onset of the summer season by June. The climate is typified by long, sunny days and an upturn in average Sea Surface Temperatures. However, June's defining attribute would be the significant increase in rainfall, tallying up to around 5.6" (142mm). The wet days do not undermine the summer spirit but provide timely relief from potentially soaring temperatures. Therefore, June's blend of sunshine, showers, and warmth fosters an alluring atmosphere in the Floridian cityscape.

Temperature

St. Augustine's entry into June measures an average high-temperature of a tropical 88°F (31.1°C), closely parallel to the preceding month. St. Augustine encounters a steady low-temperature average of 71.1°F (21.7°C) throughout the month of June.

Rainfall

In St. Augustine, in June, during 13 rainfall days, 5.59" (142mm) of precipitation is typically accumulated. Throughout the year, in St. Augustine, there are 116 rainfall days, and 50" (1270mm) of precipitation is accumulated.

Ocean temperature

In St. Augustine, Florida, the average seawater temperature in June is 80.2°F (26.8°C).
Note: Water activities in surface temperatures between 77°F (25°C) and 84.2°F (29°C) are seen as exceptional and extremely agreeable for lengthened time spans.

Daylight

June has the longest days of the year in St. Augustine, Florida, with an average of 14h and 0min of daylight.
On the first day of June in St. Augustine, sunrise is at 6:24 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:30 pm EDT.

Sunshine

The months with the most sunshine in St. Augustine are March through August, with an average of 9h of sunshine.

UV index

The months with the highest UV index in St. Augustine are June and July, with an average maximum UV index of 11. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 11 during June translates into the following directions:
Employ all critical precautions. Guarding against sun damage is essential. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly amplifies the Sun's UV radiation.