World Resorts USA St. Augustine Weather

St. Augustine weather in July

Weather in St. Augustine: July

Average day temperature: 89.1°F
Average night temperature: 77.1°F
Sea water temperature: 82.9°F
Number of sunny days: 9 days
Day length: 13.6 - 14.0 hours
Number of rainy days: 5 days
Precipitation totals: 2.2 in.

Air temperature in July, °F

Show year:
2026
2025
2024

The highest day temperature during July of 2026 was 95°F. At the same time the lowest night temperature was 72°F. Daily and nightly averages during July were 91.6°F and 76.4°F.

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

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 84.0°F. The highest and lowest sea temperatures during the month were 85.6°F and 81.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in July are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in July, in.

Precipitation total value in St. Augustine in July is 2.2 in. Other months of the year show relatively similar values.

Wind speed in July, mph

The average wind speed value in July is 5.7 mph It makes July one of the least 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 July is: 8.4.

Best time for vacation in St. Augustine

Sunniest months:
April 17 days
October 15 days
March 14 days
Warmest months:
July 89.1 °F
August 88.3 °F
June 87.1 °F
Warmest sea temp:
August 83.6 °F
July 82.9 °F
September 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
+81°F
NE 9 mph
Feels like: +88°F
Precip.: 11%
Places in USA:
Name
°F
+72°F
+81°F
+79°F
+90°F
+70°F
+79°F
+75°F
+79°F
+75°F
+72°F
+57°F
+68°F
+79°F
+82°F
+72°F
24 Hours Forecast
St. Augustine
Local time: 23:21
August 13, thursday
0000
81°F
NE
9 mph
0300
79°F
E
7 mph
0600
79°F
E
6 mph
0900
81°F
E
7 mph
1200
91°F
SE
2 mph
1500
90°F
NW
8 mph
1800
88°F
NW
11 mph
2100
81°F
N
9 mph
Units of measurement: °C / °F