March 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 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).

Temperature

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). The average low-temperature, in St. Augustine, is 53.1°F (11.7°C).

Rainfall

In St. Augustine, it is raining for 8 days, with typically 3.9" (99mm) of accumulated precipitation. In St. Augustine, during the entire year, the rain falls for 116 days and collects up to 50" (1270mm) of precipitation.

Ocean temperature

In March, the average ocean temperature in St. Augustine, Florida, is 66°F (18.9°C).
Note: For swimming, a surface water temperature of 66°F (18.9°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In St. Augustine, the average length of the day in March is 12h and 1min.
On the first day of the month, sunrise is at 6:50 am and sunset at 6:24 pm EST. On the last day of March, in St. Augustine, sunrise is at 7:15 am and sunset at 7:43 pm EDT.
Note: 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 lasts until Sunday, November 5. 2023, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

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

UV index

In March, the average daily maximum UV index in St. Augustine is 8. A UV Index reading of 8 to 10 represents a very high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In March, the average maximum UV index of 8 translate into the following recommendations:
Take special precautions, as unprotected skin can be damaged and can burn quickly. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in March in St. Augustine?

The average high-temperature, in March, is 73°F (22.8°C), while the average low-temperature is 53.1°F (11.7°C).

How much does it rain in St. Augustine in March?

In St. Augustine, Florida, during March, the rain falls for 8 days and regularly aggregates up to 3.9" (99mm) of precipitation.

What is the ocean temperature in March in St. Augustine?

In St. Augustine, in March, the average water temperature is 66°F (18.9°C). For swimming, a surface water temperature of 66°F (18.9°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

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

In March, the average day length in St. Augustine is 12h and 1min.

When are sunrise and sunset in March in St. Augustine?

In March, on the first day of the month, sunrise is at 6:50 am and sunset at 6:24 pm EST. On the last day of the month, in St. Augustine, sunrise is at 7:15 am and sunset at 7:43 pm EDT.

When does Daylight Saving Time (DST) start in March 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. DST ends Sunday, November 5. 2023, at 2:00 am.

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

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

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

In St. Augustine, Florida, the average sunshine duration in March is 9h.

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

The average daily maximum UV index in March in St. Augustine is 8. A UV Index estimate of 8 to 10 represents a very high hazard to health from exposure to the Sun's UV radiation.
Average rainfall days
Average sunshine
Average UV index

Average temperature in March
St. Augustine, FL

Average temperature in March - St. Augustine, FL
  • Average high temperature in March: 73°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 March: 53°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 March
St. Augustine, FL

Average rainfall in March - St. Augustine, FL
  • Average rainfall in March: 3.9"

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 March
St. Augustine, FL

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

Average sea temperature in March - St. Augustine, FL
  • Average sea temperature in March: 66°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 March /
Average sunshine in March
St. Augustine, FL

Average daylight in March / Average sunshine in March - St. Augustine, FL
  • Average daylight in March: 12h and 1min

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 March: 9h

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 March
St. Augustine, FL

Average UV index in March - St. Augustine, FL
  • Average UV index in March: 8

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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