World Resorts USA St. Augustine Weather

St. Augustine weather in April

Weather in St. Augustine: April

Average day temperature: 78.8°F
Average night temperature: 64.9°F
Sea water temperature: 70.3°F
Number of sunny days: 15 days
Day length: 12.5 - 13.3 hours
Number of rainy days: 3 days
Precipitation totals: 1.1 in.

Air temperature in April, °F

Show year:
2025
2024
2023

The highest day temperature during April of 2025 was 90°F. At the same time the lowest night temperature was 55°F. Daily and nightly averages during April were 82.6°F and 65.8°F.

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

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 72.4°F. The highest and lowest sea temperatures during the month were 75.4°F and 66.0°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 1.1 in. Other months of the year show relatively similar values.

Wind speed in April, mph

The average wind speed value in April is 6.5 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: 8.7.

Best time for vacation in St. Augustine

Sunniest months:
October 15 days
April 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 63.6 °F
December 66.5 °F
February 68.6 °F
Rainiest months:
July 5 days
September 4 days
August 4 days
Windiest months:
October 6.8 mph
December 6.8 mph
January 6.7 mph

St. Augustine on a weather map

St. Augustine
+61°F
E 6 mph
Feels like: +61°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+73°F
+73°F
+45°F
+52°F
+64°F
+64°F
+68°F
+36°F
+54°F
+46°F
+59°F
+59°F
+50°F
+25°F
24 Hours Forecast
St. Augustine
Local time: 02:53
December 29, monday
0300
61°F
E
6 mph
0600
59°F
NE
6 mph
0900
63°F
NE
8 mph
1200
68°F
E
11 mph
1500
70°F
E
12 mph
1800
68°F
SE
12 mph
2100
66°F
SE
13 mph
December 30, tuesday
0000
57°F
SE
14 mph
Units of measurement: °C / °F