World Resorts USA St. Augustine Weather

St. Augustine weather in April

Weather in St. Augustine: April

Average day temperature: 78.4°F
Average night temperature: 64.8°F
Sea water temperature: 70.2°F
Number of sunny days: 17 days
Day length: 12.5 - 13.3 hours
Number of rainy days: 3 days
Precipitation totals: 1.0 in.

Air temperature in April, °F

Show year:
2026
2025
2024

The highest day temperature during April of 2026 was 86°F. At the same time the lowest night temperature was 59°F. Daily and nightly averages during April were 76.0°F and 64.6°F.

Sea water temperature in St. Augustine in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 69.2°F. The highest and lowest sea temperatures during the month were 73.2°F and 65.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in April are sunny but cloudy days are also possible.

Precipitation total in April, in.

Precipitation total value in St. Augustine in April is 1.0 in. Other months of the year show relatively similar values.

Wind speed in April, mph

The average wind speed value in April is 6.9 mph It makes April one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in April is: 9.1.

Best time for vacation in St. Augustine

Sunniest months:
April 17 days
October 15 days
March 14 days
Warmest months:
July 88.6 °F
August 88.3 °F
June 87.0 °F
Warmest sea temp:
August 83.6 °F
September 82.8 °F
July 82.8 °F
Coldest months:
January 63.1 °F
December 66.3 °F
February 67.8 °F
Rainiest months:
July 5 days
September 4 days
August 4 days
Windiest months:
January 7.0 mph
April 6.9 mph
December 6.8 mph

St. Augustine on a weather map

St. Augustine
+77°F
W 8 mph
Feels like: +82°F
Precip.: 0%
Places in USA:
Name
°F
+82°F
+75°F
+75°F
+61°F
+57°F
+75°F
+79°F
+70°F
+82°F
+55°F
+59°F
+81°F
+81°F
+77°F
+61°F
24 Hours Forecast
St. Augustine
Local time: 08:28
May 19, tuesday
0900
77°F
W
8 mph
1200
81°F
W
11 mph
1500
82°F
W
9 mph
1800
81°F
W
11 mph
2100
77°F
W
11 mph
May 20, wednesday
0000
75°F
NW
8 mph
0300
73°F
NW
6 mph
0600
73°F
NW
6 mph
Units of measurement: °C / °F