October weather forecast
St. Augustine, FL

Palm trees and colorful houses in front of water fountains in a popular town square in St. Augustine, Florida
Palm trees and colorful houses in front of water fountains in a popular town square in St. Augustine, Florida

Weather in October

October, the same as September, is a moderately hot autumn month in St. Augustine, with an average temperature ranging between min 64.9°F (18.3°C) and max 81°F (27.2°C).

Temperature

In October, the average high-temperature in St. Augustine is practically the same as in September - a warm 81°F (27.2°C). In St. Augustine, in October, the average low-temperature is 64.9°F (18.3°C).

Rainfall

In St. Augustine, it is raining for 8 days, with typically 4.61" (117mm) of accumulated precipitation. In St. Augustine, Florida, during the entire year, the rain falls for 116 days and collects up to 50" (1270mm) of precipitation.

Ocean temperature

In St. Augustine, the average seawater temperature in October is 79.9°F (26.6°C).
Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

The average length of the day in October in St. Augustine is 11h and 26min.
On the first day of the month, sunrise is at 7:18 am and sunset at 7:11 pm. On the last day of October, in St. Augustine, sunrise is at 7:38 am and sunset at 6:39 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in October in St. Augustine is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 7 in October transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the temperature in October in St. Augustine?

In St. Augustine, Florida, in October, the average high-temperature is 81°F (27.2°C), and the average low-temperature is 64.9°F (18.3°C).

How many days does it rain in October in St. Augustine?

In St. Augustine, Florida, in October, during 8 rainfall days, 4.61" (117mm) of precipitation is typically accumulated.

What is the water temperature in October in St. Augustine?

In St. Augustine, in October, the average water temperature is 79.9°F (26.6°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does St. Augustine have in October?

In St. Augustine, the average day length in October is 11h and 26min.

When is the sunrise / sunset in October in St. Augustine?

In October, on the first day of the month, sunrise is at 7:18 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 6:39 pm EDT.

How long on average sun shines in October in St. Augustine?

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

What is the UV index reading in October in St. Augustine?

In St. Augustine, the average daily maximum UV index in October is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
Average rainfall days
Average sunshine
Average UV index

Average temperature in October
St. Augustine, FL

Average temperature in October - St. Augustine, FL
  • Average high temperature in October: 81°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (66°F).

  • Average low temperature in October: 65°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (46°F).

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Average rainfall in October
St. Augustine, FL

Average rainfall in October - St. Augustine, FL
  • Average rainfall in October: 4.6"

The wettest month (with the highest rainfall) is September (7.5").
The driest month (with the least rainfall) is November (2.3").

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Average rainfall days in October
St. Augustine, FL

Average rainfall days in October - St. Augustine, FL
  • Average rainfall days in October: 8 days

The months with the highest number of rainy days are July and August (15 days).
The month with the least rainy days is April (6 days).

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Average sea temperature in October
St. Augustine, FL

Average sea temperature in October - St. Augustine, FL
  • Average sea temperature in October: 79.9°F

The best month for swimming (with the highest average sea temperature) is August (83.8°F).
The coldest months (with the lowest average sea temperature) are January and February (64.3°F).

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Average daylight in October /
Average sunshine in October
St. Augustine, FL

Average daylight in October / Average sunshine in October - St. Augustine, FL
  • Average daylight in October: 11h and 26min

The month with the longest days is June (Average daylight: 14h and 2min).
The month with the shortest days is December (Average daylight: 10h and 16min).

  • Average sunshine in October: 7h

The months with the most sunshine are March, April, May, June, July and August (Average sunshine: 9h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average UV index in October
St. Augustine, FL

Average UV index in October - St. Augustine, FL
  • Average UV index in October: 7

The months with the highest UV index are June and July (UV index 11).
The months with the lowest UV index are January and December (UV index 4).

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