Sea weather in St. Augustine in Florida All the beach weather in St. Augustine

All the essential weather information for enjoying the beach in St. Augustine in Florida, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.

Weather: When should you go to the beach in St. Augustine over the next 7 days?

Discover the best moment to go to the beach in St. Augustine in Florida this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in St. Augustine. You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Friday 17 July 202679°F to 88°Frecommended
Saturday 18 July 202679°F to 88°Fdiscouraged
Sunday 19 July 202679°F to 88°Frecommended
Monday 20 July 202679°F to 86°Fdiscouraged
Tuesday 21 July 202679°F to 90°Fdiscouraged
Wednesday 22 July 202679°F to 90°Frecommended
Thursday 23 July 202676°F to 90°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in St. Augustine

Sea weather on Friday 17 July 2026

On Friday 17 July 2026, the sun will rise at 06:36 and will set at 20:26 on the beach(es) of St. Augustine. The outside temperature will be a high of 88°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 9.9mph km/h (with gusts up to 16.2mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)27°C (81°F)26°C (80°F)29°C (85°F)27°C (80°F)31°C (87°F)29°C (85°F)28°C (82°F)
Perceived temperature31°C (87°F)30°C (86°F)29°C (85°F)33°C (91°F)28°C (83°F)34°C (94°F)34°C (92°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%74%81%67%62%62%72%81%
Barometric pressure1017 hPa1017 hPa1017 hPa1018 hPa1018 hPa1017 hPa1016 hPa1017 hPa
Cloud cover25%27%79%44%14%19%19%21%
Heat index31°C (87°F)30°C (86°F)29°C (85°F)33°C (91°F)28°C (83°F)34°C (94°F)34°C (92°F)32°C (89°F)
Dew point22°C (72°F)22°C (72°F)23°C (73°F)22°C (72°F)19°C (66°F)22°C (72°F)24°C (74°F)24°C (75°F)
Wind
Speed8km/h (5mph)9km/h (5mph)6km/h (4mph)5km/h (3mph)12km/h (7mph)16km/h (10mph)16km/h (10mph)15km/h (9mph)
Gusts13km/h (8mph)15km/h (9mph)11km/h (7mph)6km/h (4mph)25km/h (16mph)23km/h (14mph)25km/h (15mph)26km/h (16mph)
Direction 239°
WSW
265°
W
300°
WNW
314°
NW
82°
E
117°
ESE
136°
SE
144°
SE
Wind chill28°C (82°F)27°C (81°F)26°C (80°F)29°C (85°F)27°C (80°F)31°C (87°F)29°C (85°F)28°C (82°F)
Waves
Height0.4m (1.2ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.0ft)0.3m (1.0ft)0.4m (1.2ft)0.4m (1.4ft)0.4m (1.2ft)
Direction 67°
ENE
64°
ENE
67°
ENE
91°
E
91°
E
92°
E
93°
E
94°
E
Period6.2 sec.6.0 sec.6.0 sec.5.9 sec.5.9 sec.7.4 sec.7.4 sec.7.4 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 06:36 and will set at 20:26 on the beach(es) of St. Augustine. The outside temperature will be a high of 88°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 14.3mph km/h (with gusts up to 24.2mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)26°C (78°F)26°C (78°F)29°C (84°F)31°C (87°F)29°C (85°F)30°C (86°F)29°C (84°F)
Perceived temperature30°C (87°F)28°C (83°F)28°C (83°F)33°C (91°F)35°C (95°F)34°C (93°F)35°C (95°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%85%81%68%61%72%67%71%
Barometric pressure1017 hPa1016 hPa1017 hPa1018 hPa1017 hPa1015 hPa1015 hPa1016 hPa
Cloud cover27%17%74%78%21%44%85%12%
Heat index30°C (87°F)28°C (83°F)28°C (83°F)33°C (91°F)35°C (95°F)34°C (93°F)35°C (95°F)33°C (91°F)
Dew point23°C (74°F)23°C (73°F)22°C (72°F)23°C (73°F)22°C (72°F)24°C (75°F)23°C (74°F)23°C (73°F)
Wind
Speed12km/h (7mph)9km/h (6mph)8km/h (5mph)11km/h (7mph)18km/h (11mph)23km/h (15mph)14km/h (9mph)13km/h (8mph)
Gusts21km/h (13mph)15km/h (10mph)12km/h (8mph)14km/h (8mph)27km/h (17mph)39km/h (25mph)25km/h (15mph)23km/h (14mph)
Direction 193°
SSW
227°
SW
197°
SSW
178°
S
136°
SE
138°
SE
176°
S
213°
SSW
Wind chill27°C (81°F)26°C (78°F)26°C (78°F)29°C (84°F)31°C (87°F)29°C (85°F)30°C (86°F)29°C (84°F)
Waves
Height0.4m (1.2ft)0.3m (1.1ft)0.3m (1.1ft)0.4m (1.2ft)0.6m (2.1ft)1.0m (3.3ft)0.8m (2.7ft)0.7m (2.4ft)
Direction 94°
E
95°
E
96°
E
96°
E
132°
SE
132°
SE
129°
SE
126°
SE
Period7.5 sec.7.5 sec.7.5 sec.7.5 sec.7.5 sec.7.5 sec.7.5 sec.4.8 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)1.0m (3.3ft)1.1m (3.6ft)0.7m (2.3ft)1.1m (3.6ft)
Sea water temperature
Water temperature26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 06:37 and will set at 20:26 on the beach(es) of St. Augustine. The outside temperature will be a high of 88°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 12.4mph km/h (with gusts up to 18mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)26°C (79°F)26°C (78°F)28°C (83°F)30°C (86°F)31°C (87°F)29°C (84°F)27°C (81°F)
Perceived temperature30°C (85°F)29°C (83°F)28°C (82°F)31°C (88°F)33°C (91°F)35°C (94°F)33°C (91°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%77%76%66%59%60%67%78%
Barometric pressure1016 hPa1015 hPa1016 hPa1016 hPa1016 hPa1015 hPa1014 hPa1015 hPa
Cloud cover7%15%9%7%26%82%39%27%
Heat index30°C (85°F)29°C (83°F)28°C (82°F)31°C (88°F)33°C (91°F)35°C (94°F)33°C (91°F)31°C (87°F)
Dew point22°C (71°F)22°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)22°C (72°F)22°C (72°F)23°C (74°F)
Wind
Speed11km/h (7mph)12km/h (7mph)14km/h (9mph)18km/h (11mph)15km/h (10mph)20km/h (12mph)11km/h (7mph)10km/h (6mph)
Gusts18km/h (11mph)18km/h (11mph)24km/h (15mph)23km/h (14mph)24km/h (15mph)29km/h (18mph)17km/h (10mph)17km/h (11mph)
Direction 229°
SW
215°
SW
185°
S
192°
SSW
169°
S
160°
SSE
219°
SW
181°
S
Wind chill27°C (81°F)26°C (79°F)26°C (78°F)28°C (83°F)30°C (86°F)31°C (87°F)29°C (84°F)27°C (81°F)
Waves
Height0.7m (2.2ft)0.6m (2.0ft)0.6m (1.9ft)0.5m (1.7ft)0.5m (1.7ft)0.9m (3.1ft)0.7m (2.3ft)0.6m (1.8ft)
Direction 129°
SE
132°
SE
130°
SE
128°
SE
128°
SE
136°
SE
128°
SE
127°
SE
Period4.8 sec.4.7 sec.4.7 sec.4.6 sec.7.6 sec.7.6 sec.4.3 sec.4.1 sec.
Significant height1.0m (3.3ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)1.3m (4.3ft)1.0m (3.3ft)0.8m (2.6ft)
Sea water temperature
Water temperature26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 06:37 and will set at 20:25 on the beach(es) of St. Augustine. The outside temperature will be a high of 86°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 15.5mph km/h (with gusts up to 24.9mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (78°F)26°C (78°F)29°C (85°F)30°C (86°F)29°C (83°F)29°C (84°F)28°C (83°F)
Perceived temperature29°C (85°F)28°C (83°F)28°C (83°F)33°C (91°F)33°C (92°F)33°C (91°F)33°C (92°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%81%83%66%63%75%72%74%
Barometric pressure1015 hPa1014 hPa1015 hPa1016 hPa1015 hPa1014 hPa1013 hPa1014 hPa
Cloud cover5%4%4%88%79%76%54%84%
Heat index29°C (85°F)28°C (83°F)28°C (83°F)33°C (91°F)33°C (92°F)33°C (91°F)33°C (92°F)32°C (89°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)24°C (74°F)23°C (74°F)23°C (74°F)
Wind
Speed10km/h (6mph)11km/h (7mph)11km/h (7mph)12km/h (8mph)18km/h (11mph)25km/h (15mph)24km/h (15mph)12km/h (8mph)
Gusts16km/h (10mph)19km/h (12mph)18km/h (11mph)15km/h (9mph)25km/h (16mph)40km/h (25mph)38km/h (24mph)22km/h (14mph)
Direction 248°
WSW
210°
SSW
191°
SSW
182°
S
124°
SE
133°
SE
141°
SE
217°
SW
Wind chill27°C (80°F)26°C (78°F)26°C (78°F)29°C (85°F)30°C (86°F)29°C (83°F)29°C (84°F)28°C (83°F)
Waves
Height0.5m (1.7ft)0.5m (1.5ft)0.5m (1.6ft)0.5m (1.6ft)0.8m (2.5ft)1.1m (3.5ft)0.9m (2.9ft)0.7m (2.4ft)
Direction 125°
SE
124°
SE
124°
SE
123°
ESE
126°
SE
128°
SE
125°
SE
126°
SE
Period4.1 sec.4.0 sec.3.9 sec.7.4 sec.7.4 sec.7.4 sec.7.4 sec.4.9 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)1.1m (3.6ft)1.2m (3.9ft)0.7m (2.3ft)1.1m (3.6ft)
Sea water temperature
Water temperature26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 06:38 and will set at 20:25 on the beach(es) of St. Augustine. The outside temperature will be a high of 90°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 14.9mph km/h (with gusts up to 23mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (79°F)26°C (78°F)30°C (85°F)32°C (89°F)31°C (87°F)30°C (86°F)28°C (83°F)
Perceived temperature30°C (85°F)29°C (84°F)28°C (83°F)33°C (91°F)36°C (97°F)35°C (95°F)35°C (95°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%81%83%64%58%65%67%73%
Barometric pressure1015 hPa1014 hPa1015 hPa1016 hPa1015 hPa1014 hPa1014 hPa1016 hPa
Cloud cover86%8%85%21%87%85%58%72%
Heat index30°C (85°F)29°C (84°F)28°C (83°F)33°C (91°F)36°C (97°F)35°C (95°F)35°C (95°F)32°C (90°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (72°F)23°C (74°F)23°C (74°F)23°C (74°F)
Wind
Speed12km/h (7mph)12km/h (7mph)9km/h (6mph)14km/h (9mph)18km/h (11mph)24km/h (15mph)19km/h (12mph)8km/h (5mph)
Gusts19km/h (12mph)19km/h (12mph)15km/h (10mph)18km/h (11mph)26km/h (16mph)37km/h (23mph)31km/h (19mph)14km/h (8mph)
Direction 201°
SSW
211°
SSW
201°
SSW
202°
SSW
161°
SSE
148°
SSE
153°
SSE
206°
SSW
Wind chill27°C (80°F)26°C (79°F)26°C (78°F)30°C (85°F)32°C (89°F)31°C (87°F)30°C (86°F)28°C (83°F)
Waves
Height0.6m (2.1ft)0.6m (1.9ft)0.6m (2.0ft)0.6m (2.1ft)0.7m (2.2ft)0.9m (3.1ft)1.2m (3.8ft)1.0m (3.4ft)
Direction 126°
SE
125°
SE
124°
SE
121°
ESE
121°
ESE
125°
SE
129°
SE
126°
SE
Period4.8 sec.4.6 sec.4.7 sec.4.8 sec.7.1 sec.7.1 sec.7.1 sec.6.1 sec.
Significant height1.0m (3.3ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)0.6m (2ft)1.0m (3.3ft)1.2m (3.9ft)1.3m (4.3ft)
Sea water temperature
Water temperature26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (80°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 06:38 and will set at 20:24 on the beach(es) of St. Augustine. The outside temperature will be a high of 90°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 11.8mph km/h (with gusts up to 18.6mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)26°C (80°F)26°C (79°F)29°C (85°F)31°C (88°F)30°C (86°F)29°C (84°F)29°C (83°F)
Perceived temperature30°C (86°F)29°C (85°F)29°C (84°F)33°C (91°F)36°C (96°F)34°C (94°F)34°C (93°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%81%83%68%60%69%76%73%
Barometric pressure1016 hPa1015 hPa1016 hPa1017 hPa1016 hPa1015 hPa1015 hPa1015 hPa
Cloud cover8%7%4%12%28%41%49%27%
Heat index30°C (86°F)29°C (85°F)29°C (84°F)33°C (91°F)36°C (96°F)34°C (94°F)34°C (93°F)32°C (90°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)24°C (74°F)24°C (76°F)23°C (74°F)
Wind
Speed12km/h (7mph)11km/h (7mph)10km/h (6mph)10km/h (6mph)14km/h (9mph)19km/h (12mph)18km/h (11mph)14km/h (9mph)
Gusts20km/h (12mph)18km/h (11mph)17km/h (10mph)13km/h (8mph)18km/h (11mph)30km/h (18mph)30km/h (19mph)23km/h (15mph)
Direction 223°
SW
214°
SW
210°
SSW
208°
SSW
150°
SSE
135°
SE
152°
SSE
212°
SSW
Wind chill27°C (81°F)26°C (80°F)26°C (79°F)29°C (85°F)31°C (88°F)30°C (86°F)29°C (84°F)29°C (83°F)
Waves
Height0.8m (2.8ft)0.7m (2.3ft)0.7m (2.1ft)0.6m (2.0ft)0.6m (2.0ft)0.7m (2.3ft)0.9m (3.0ft)0.8m (2.6ft)
Direction 123°
ESE
123°
ESE
121°
ESE
120°
ESE
119°
ESE
120°
ESE
130°
SE
127°
SE
Period5.0 sec.4.9 sec.4.9 sec.4.9 sec.6.4 sec.7.1 sec.7.0 sec.5.3 sec.
Significant height1.2m (3.9ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)
Sea water temperature
Water temperature26°C (80°F)26°C (80°F)26°C (80°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 06:39 and will set at 20:24 on the beach(es) of St. Augustine. The outside temperature will be a high of 90°F t and a low of 76°F. Precipitation is in the forecast (0.8in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 11.2mph km/h (with gusts up to 16.8mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)26°C (79°F)26°C (80°F)29°C (85°F)30°C (86°F)31°C (88°F)27°C (80°F)24°C (76°F)
Perceived temperature30°C (87°F)29°C (85°F)29°C (85°F)33°C (91°F)34°C (94°F)36°C (96°F)30°C (87°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0.4in0.3in
Humidity75%81%81%67%64%61%83%95%
Barometric pressure1015 hPa1015 hPa1015 hPa1015 hPa1014 hPa1014 hPa1013 hPa1014 hPa
Cloud cover11%10%13%35%58%58%83%79%
Heat index30°C (87°F)29°C (85°F)29°C (85°F)33°C (91°F)34°C (94°F)36°C (96°F)30°C (87°F)27°C (81°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)
Wind
Speed13km/h (8mph)14km/h (9mph)14km/h (9mph)14km/h (9mph)13km/h (8mph)8km/h (5mph)7km/h (4mph)18km/h (11mph)
Gusts22km/h (13mph)22km/h (14mph)21km/h (13mph)20km/h (12mph)20km/h (13mph)13km/h (8mph)10km/h (6mph)27km/h (17mph)
Direction 239°
WSW
238°
WSW
238°
WSW
240°
WSW
195°
SSW
170°
S
125°
SE
185°
S
Wind chill27°C (81°F)26°C (79°F)26°C (80°F)29°C (85°F)30°C (86°F)31°C (88°F)27°C (80°F)24°C (76°F)
Waves
Height0.7m (2.3ft)0.7m (2.3ft)0.6m (2.0ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2.0ft)0.7m (2.3ft)0.7m (2.3ft)
Direction 125°
SE
126°
SE
124°
SE
111°
ESE
105°
ESE
122°
ESE
124°
ESE
121°
ESE
Period4.6 sec.4.7 sec.4.6 sec.4.4 sec.6.5 sec.7.5 sec.5.3 sec.4.2 sec.
Significant height1.1m (3.6ft)1.0m (3.3ft)0.8m (2.6ft)0.6m (2ft)0.6m (2ft)0.8m (2.6ft)0.9m (3ft)1.0m (3.3ft)
Sea water temperature
Water temperature29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)29°C (83°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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