St. Augustine Temperatures: Averages by Month
The numbers here tell you how hot and cold the weather usually is in St. Augustine, Florida during each month of the year.
The average high and low temperatures are listed below monthly and annually for the Atlantic coast city, in both degrees Fahrenheit and Celsius.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.
To find out how often it rises over 70, 80 or 90 °F each month in St. Augustine, scroll down farther. There are also monthly and yearly counts of days with cool weather.
All the numbers are averages, based on climate data gathered from 1981 to 2010.
|High °F||Low °F||High °C||Low °C|
Days of Hot Weather in St. Augustine
The hottest temperatures at St. Augustine are usually in the 90s Fahrenheit. Only once every two years on average does the thermometer rise into the 100s (over 38 °C).
The 90-degree weather often begins to show up here in April and can last until October. About half of summer days have highs in the 90s.
How Often St. Augustine Has Cold Temperatures
Only six nights a winter at St. Augustine cool to freezing temperatures. Twice a decade normally, one of those nights drops down to 20 °F (-8 °C) or less.
A night with frosty air can happen anytime from November to March, but is most common in January. Even after a crisp night in the city, everything thaws out during the day.
National Climatic Data Center. NOAA's 1981-2010 Climate Normals.