Climate and monthly 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 January

January, the same as December, is another comfortable winter month in St. Augustine, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 66°F (18.9°C). The coldest month in St. Weather in January »

Weather in February

February, the last month of the winter in St. Augustine, is a pleasant month, with an average temperature ranging between max 69.1°F (20.6°C) and min 48.9°F (9.4°C). In February, the average high-temperature in St. Weather in February »

Weather in March

March, the first month of the spring in St. Augustine, is still a pleasant month, with an average temperature fluctuating between 53.1°F (11.7°C) and 73°F (22.8°C). In St. Augustine, Florida, the average high-temperature in March is practically the same as in February - a still pleasant 73°F (22.8°C). Weather in March »

Weather in April

April in St. Augustine is a warm spring month, with an average temperature varying between 78.1°F (25.6°C) and 57.9°F (14.4°C). In St. Augustine, the average high-temperature in April is essentially the same as in March - a warm 78.1°F (25.6°C). Weather in April »

Weather in May

May, the last month of the spring in St. Augustine, is also a moderately hot month, with an average temperature ranging between min 64.9°F (18.3°C) and max 84°F (28.9°C). In May, the average high-temperature in St. Weather in May »

Weather in June

June, the first month of the summer in St. Augustine, is a tropical month, with an average temperature varying between 88°F (31.1°C) and 71.1°F (21.7°C). In St. Augustine, the average high-temperature in June is essentially the same as in May - a hot 88°F (31.1°C). Weather in June »

Weather in July

July, like June, is another hot summer month in St. Augustine, Florida, with an average temperature varying between 72°F (22.2°C) and 90°F (32.2°C). With an average high-temperature of 90°F (32.2°C) and an average low-temperature of 72°F (22.2°C), July is the warmest month in St. Weather in July »

Weather in August

The last month of the summer, August, is another hot month in St. Augustine, with an average temperature varying between 89.1°F (31.7°C) and 73°F (22.8°C). In August, the average high-temperature in St. Weather in August »

Weather in September

September, the first month of the autumn in St. Augustine, is still a hot month, with an average temperature fluctuating between 71.1°F (21.7°C) and 86°F (30°C). In September, the average high-temperature in St. Weather in September »

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). In October, the average high-temperature in St. Weather in October »

Weather in November

November, the last month of the autumn in St. Augustine, is also a moderately hot month, with an average temperature ranging between max 73.9°F (23.3°C) and min 55.9°F (13.3°C). In November, the average high-temperature in St. Weather in November »

Weather in December

December, the first month of the winter in St. Augustine, is still a pleasant month, with temperature in the range of an average low of 48.9°F (9.4°C) and an average high of 68°F (20°C). In December, the average high-temperature in St. Weather in December »
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FAQ

What is the coldest month in St. Augustine?

With an average high-temperature of 66°F (18.9°C) and an average low-temperature of 46°F (7.8°C), January is the coldest month.

How many days does it rain in St. Augustine?

In St. Augustine, Florida, during the entire year, the rain falls for 116 days and collects up to 50" (1270mm) of precipitation.

When is the lowest UV index in St. Augustine?

January and December, with an average maximum UV index of 4, are months with the lowest UV index in St. Augustine, Florida.

What is the month with the coldest ocean in St. Augustine?

February is the month with the coldest seawater in St. Augustine, with an average ocean temperature of 64.2°F (17.9°C).

When is Daylight Saving Time (DST) in St. Augustine?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What are the months with the most sunshine in St. Augustine?

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

When are the longest days in St. Augustine?

The month with the longest days in St. Augustine is June, with an average of 14h and 2min of daylight.

When is the highest UV index in St. Augustine?

June and July, with an average maximum UV index of 11, are months with the highest UV index in St. Augustine, Florida.

What is the warmest month in St. Augustine?

The warmest month in St. Augustine is July, with an average high-temperature of 90°F (32.2°C) and an average low-temperature of 72°F (22.2°C).

What month is the ocean warmest in St. Augustine?

August is the month with the warmest seawater in St. Augustine, Florida, with an average ocean temperature of 83.8°F (28.8°C).

What is the rainiest month in St. Augustine?

September is the month with the most rainfall. Rain falls for 13 days and accumulates 7.52" (191mm) of precipitation.

What is the driest month in St. Augustine?

The month with the least rainfall in St. Augustine, Florida, is November, when the rain falls for 7 days and typically collects 2.28" (58mm) of precipitation.

What is the month with the shortest days in St. Augustine?

December has the shortest days of the year, with an average of 10h and 16min of daylight.

What is the month with the least sunshine in St. Augustine?

With an average of 6h of sunshine, December has the least sunshine of the year.

Average rainfall
St. Augustine, FL

Average rainfall - St. Augustine, FL

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
St. Augustine, FL

Average rainfall days - St. Augustine, FL

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
St. Augustine, FL

Average sea temperature - St. Augustine, FL

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 / Average sunshine
St. Augustine, FL

Average daylight / Average sunshine - St. Augustine, FL

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).

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
St. Augustine, FL

Average UV index - St. Augustine, FL

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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