October weather forecast
St. Augustine, FL

In October, St. Augustine transitions towards a milder climate, marking the beginning of autumn in the city. The frequency of rainfall drops significantly as drier days become more prevailing. October's dominant feature would be a diminished rainfall measuring an average of 4.6" (117mm) in comparison to the summer months. Nevertheless, the weather remains amiable, leaving room for tourism and outdoor activity. The gorgeous weather in October affirms St. Augustine's popular standing as a year-round destination.

Temperature

St. Augustine experiences a recorded average high-temperature of a moderately hot 81°F (27.2°C) in October, closely aligned with September's 86°F (30°C). In October, the nighttime temperature in St. Augustine, Florida, lowers to an average of 64.9°F (18.3°C).

Rainfall

In October, in St. Augustine, Florida, the rain falls for 8 days. Throughout October, 4.61" (117mm) of precipitation is 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, in October, the average water temperature is 79.9°F (26.6°C).
Note: In water activities such as swimming and diving, temperatures from 77°F (25°C) to 84.2°F (29°C) are deemed highly pleasurable for extended periods without any unease.

Daylight

In October, the average length of the day in St. Augustine, Florida, is 11h and 26min.
On the first day of the month, sunrise is at 7:18 am and sunset at 7:10 pm. On the last day of October, in St. Augustine, sunrise is at 7:38 am and sunset at 6:38 pm EDT.

Sunshine

In St. Augustine, the average sunshine in October is 7h.

UV index

In October, the average daily maximum UV index in St. Augustine is 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 7 during October translates into the following guidance:
Resist extreme sun exposure. Guarding against solar damage is essential. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Stay aware! UV radiation is magnified when reflecting off sand and water.