Sea weather in Biscayne National Park in Florida All the beach weather in Biscayne National Park

All the essential weather information for enjoying the beach in Biscayne National Park 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 Biscayne National Park over the next 7 days?

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

Date Outside temp. Our opinion
Saturday 13 December 202572°F to 77°Fdiscouraged
Sunday 14 December 202568°F to 79°Frecommended
Monday 15 December 202570°F to 74°Fdiscouraged
Tuesday 16 December 202570°F to 72°Fdiscouraged
Wednesday 17 December 202572°F to 76°Fdiscouraged
Thursday 18 December 202574°F to 77°Fdiscouraged
Friday 19 December 202576°F to 77°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Biscayne National Park

Sea weather on Saturday 13 December 2025

On Saturday 13 December 2025, the sun will rise at 06:59 and will set at 17:33 on the beach(es) of Biscayne National Park. The outside temperature will be a high of 77°F t and a low of 72°F. Precipitation is in the forecast (0.2in 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 16.8mph km/h (with gusts up to 27.3mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (73°F)23°C (73°F)24°C (75°F)25°C (76°F)24°C (75°F)24°C (75°F)23°C (74°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (78°F)26°C (79°F)26°C (78°F)26°C (78°F)25°C (78°F)
Precipitation0in0in0in0in0in0in0in0.2in
Humidity63%65%67%64%70%73%76%82%
Barometric pressure1020 hPa1020 hPa1020 hPa1021 hPa1020 hPa1018 hPa1017 hPa1018 hPa
Cloud cover38%53%64%77%82%92%65%65%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)25°C (78°F)26°C (79°F)26°C (78°F)26°C (78°F)25°C (78°F)
Dew point15°C (60°F)16°C (60°F)16°C (61°F)17°C (62°F)19°C (66°F)19°C (66°F)19°C (67°F)20°C (68°F)
Wind
Speed19km/h (12mph)18km/h (11mph)19km/h (12mph)21km/h (13mph)22km/h (14mph)25km/h (15mph)27km/h (17mph)27km/h (17mph)
Gusts29km/h (18mph)28km/h (17mph)30km/h (18mph)27km/h (17mph)30km/h (18mph)35km/h (22mph)42km/h (26mph)44km/h (27mph)
Direction 94°
E
97°
E
89°
E
89°
E
94°
E
76°
ENE
87°
E
104°
ESE
Wind chill23°C (73°F)23°C (73°F)23°C (73°F)24°C (75°F)25°C (76°F)24°C (75°F)24°C (75°F)23°C (74°F)
Waves
Height0.7m (2.2ft)0.7m (2.2ft)0.7m (2.2ft)0.7m (2.3ft)0.7m (2.4ft)0.6m (2.1ft)0.8m (2.6ft)0.8m (2.7ft)
Direction 85°
E
86°
E
87°
E
87°
E
89°
E
90°
E
88°
E
90°
E
Period0.1 sec.6.6 sec.6.6 sec.6.6 sec.6.6 sec.6.6 sec.6.6 sec.6.6 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.9m (3ft)0.9m (3ft)
Sea water temperature
Water temperature23°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 (73°F)23°C (73°F)

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 06:59 and will set at 17:33 on the beach(es) of Biscayne National Park. The outside temperature will be a high of 79°F t and a low of 68°F. Precipitation is in the forecast (0.2in 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 8.7mph km/h (with gusts up to 18mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)21°C (70°F)20°C (68°F)22°C (71°F)24°C (74°F)25°C (78°F)23°C (74°F)24°C (74°F)
Perceived temperature22°C (71°F)21°C (70°F)20°C (68°F)22°C (71°F)25°C (77°F)26°C (80°F)25°C (77°F)25°C (78°F)
Precipitation0.1in0.1in0in0in0in0in0in0in
Humidity89%91%88%79%66%59%72%73%
Barometric pressure1018 hPa1018 hPa1018 hPa1019 hPa1018 hPa1016 hPa1018 hPa1019 hPa
Cloud cover53%71%53%21%14%83%81%79%
Heat index24°C (76°F)21°C (70°F)20°C (68°F)24°C (76°F)25°C (77°F)26°C (80°F)25°C (77°F)25°C (78°F)
Dew point20°C (68°F)19°C (67°F)18°C (65°F)18°C (64°F)17°C (62°F)17°C (62°F)18°C (65°F)18°C (65°F)
Wind
Speed14km/h (9mph)13km/h (8mph)12km/h (7mph)10km/h (6mph)8km/h (5mph)4km/h (3mph)12km/h (7mph)13km/h (8mph)
Gusts29km/h (18mph)18km/h (11mph)16km/h (10mph)13km/h (8mph)12km/h (7mph)6km/h (4mph)19km/h (12mph)20km/h (12mph)
Direction 196°
SSW
163°
SSE
177°
S
53°
NE
316°
NW
268°
W
308°
NW

N
Wind chill22°C (71°F)21°C (70°F)20°C (68°F)22°C (71°F)24°C (74°F)25°C (78°F)23°C (74°F)24°C (74°F)
Waves
Height0.7m (2.2ft)0.6m (1.8ft)0.4m (1.3ft)0.3m (0.9ft)0.2m (0.7ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.5ft)
Direction 90°
E
89°
E
91°
E
92°
E
94°
E
94°
E
96°
E
34°
NE
Period4.5 sec.4.3 sec.4.0 sec.3.8 sec.4.4 sec.3.2 sec.2.7 sec.2.6 sec.
Significant height1.1m (3.6ft)1.0m (3.3ft)0.6m (2ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 07:00 and will set at 17:34 on the beach(es) of Biscayne National Park. The outside temperature will be a high of 74°F t and a low of 70°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 22.4mph km/h (with gusts up to 29.8mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)23°C (73°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (71°F)21°C (70°F)21°C (70°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (76°F)22°C (71°F)21°C (70°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%74%73%72%72%72%74%72%
Barometric pressure1019 hPa1018 hPa1019 hPa1021 hPa1021 hPa1020 hPa1021 hPa1021 hPa
Cloud cover75%64%69%87%96%100%100%98%
Heat index25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (76°F)24°C (76°F)21°C (70°F)24°C (76°F)
Dew point18°C (65°F)18°C (64°F)17°C (63°F)17°C (63°F)17°C (62°F)16°C (61°F)16°C (61°F)16°C (61°F)
Wind
Speed18km/h (11mph)26km/h (16mph)30km/h (18mph)36km/h (23mph)35km/h (22mph)31km/h (19mph)30km/h (19mph)30km/h (18mph)
Gusts27km/h (17mph)37km/h (23mph)41km/h (26mph)48km/h (30mph)46km/h (28mph)42km/h (26mph)43km/h (26mph)41km/h (25mph)
Direction 28°
NNE
16°
NNE
19°
NNE
49°
NE
60°
ENE
57°
ENE
52°
NE
56°
NE
Wind chill23°C (74°F)23°C (73°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (71°F)21°C (70°F)21°C (70°F)
Waves
Height0.5m (1.6ft)0.7m (2.3ft)0.9m (2.9ft)1.2m (3.8ft)1.3m (4.4ft)1.2m (4.0ft)1.2m (4.1ft)1.2m (3.9ft)
Direction 31°
NNE
25°
NNE
50°
NE
55°
NE
63°
ENE
66°
ENE
70°
ENE
69°
ENE
Period2.6 sec.2.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.
Significant height0.8m (2.6ft)1.0m (3.3ft)1.2m (3.9ft)1.3m (4.3ft)1.3m (4.3ft)1.1m (3.6ft)1.2m (3.9ft)1.1m (3.6ft)
Sea water temperature
Water temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 07:01 and will set at 17:34 on the beach(es) of Biscayne National Park. The outside temperature will be a high of 72°F t and a low of 70°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 16.8mph km/h (with gusts up to 24.2mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (71°F)21°C (70°F)21°C (70°F)21°C (71°F)22°C (72°F)21°C (70°F)21°C (70°F)22°C (71°F)
Perceived temperature21°C (71°F)21°C (70°F)21°C (70°F)21°C (71°F)25°C (76°F)21°C (70°F)21°C (70°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%69%68%69%58%56%64%62%
Barometric pressure1021 hPa1020 hPa1020 hPa1022 hPa1022 hPa1020 hPa1021 hPa1022 hPa
Cloud cover87%61%73%85%79%9%73%74%
Heat index24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)24°C (76°F)21°C (70°F)25°C (76°F)
Dew point16°C (60°F)15°C (59°F)15°C (59°F)15°C (60°F)13°C (56°F)12°C (53°F)14°C (57°F)14°C (57°F)
Wind
Speed26km/h (16mph)22km/h (14mph)23km/h (14mph)27km/h (17mph)26km/h (16mph)26km/h (16mph)26km/h (16mph)27km/h (17mph)
Gusts35km/h (22mph)31km/h (19mph)32km/h (20mph)36km/h (22mph)33km/h (21mph)39km/h (24mph)39km/h (24mph)39km/h (24mph)
Direction 57°
ENE
53°
NE
46°
NE
49°
NE
52°
NE
56°
ENE
66°
ENE
77°
ENE
Wind chill21°C (71°F)21°C (70°F)21°C (70°F)21°C (71°F)22°C (72°F)21°C (70°F)21°C (70°F)22°C (71°F)
Waves
Height1.1m (3.5ft)0.9m (2.9ft)0.8m (2.6ft)0.9m (2.9ft)0.8m (2.7ft)0.8m (2.5ft)0.8m (2.8ft)0.8m (2.6ft)
Direction 69°
ENE
72°
ENE
75°
ENE
76°
ENE
73°
ENE
73°
ENE
75°
ENE
77°
ENE
Period4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.4.6 sec.
Significant height0.9m (3ft)0.7m (2.3ft)0.8m (2.6ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 07:01 and will set at 17:34 on the beach(es) of Biscayne National Park. The outside temperature will be a high of 76°F t and a low of 72°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 22.4mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)22°C (71°F)23°C (73°F)
Perceived temperature22°C (71°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)22°C (71°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity64%65%63%59%55%57%57%70%
Barometric pressure1021 hPa1020 hPa1020 hPa1022 hPa1020 hPa1019 hPa1019 hPa1020 hPa
Cloud cover84%69%75%82%45%50%6%78%
Heat index25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)
Dew point15°C (58°F)15°C (60°F)15°C (59°F)15°C (58°F)14°C (57°F)14°C (58°F)13°C (55°F)17°C (63°F)
Wind
Speed23km/h (15mph)24km/h (15mph)22km/h (14mph)22km/h (14mph)22km/h (14mph)21km/h (13mph)20km/h (12mph)21km/h (13mph)
Gusts32km/h (20mph)34km/h (21mph)32km/h (20mph)30km/h (19mph)30km/h (19mph)28km/h (18mph)36km/h (22mph)31km/h (19mph)
Direction 86°
E
87°
E
88°
E
96°
E
89°
E
97°
E
81°
E
84°
E
Wind chill22°C (71°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)22°C (71°F)23°C (73°F)
Waves
Height0.9m (2.9ft)0.8m (2.8ft)0.9m (2.9ft)0.8m (2.6ft)0.7m (2.4ft)0.8m (2.8ft)0.9m (2.9ft)0.5m (1.7ft)
Direction 81°
E
79°
ENE
83°
E
85°
E
83°
E
83°
E
83°
E
89°
E
Period4.6 sec.4.6 sec.4.6 sec.8.9 sec.9.0 sec.9.0 sec.9.0 sec.4.8 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)
Sea water temperature
Water temperature23°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 (73°F)23°C (73°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 07:02 and will set at 17:35 on the beach(es) of Biscayne National Park. The outside temperature will be a high of 77°F t and a low of 74°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 21.1mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)23°C (73°F)23°C (74°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)26°C (79°F)26°C (80°F)26°C (79°F)26°C (79°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%70%72%74%75%77%80%82%
Barometric pressure1020 hPa1019 hPa1019 hPa1020 hPa1020 hPa1018 hPa1019 hPa1020 hPa
Cloud cover70%23%81%29%46%55%68%50%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)26°C (79°F)26°C (80°F)26°C (79°F)26°C (79°F)26°C (79°F)
Dew point17°C (63°F)17°C (63°F)18°C (64°F)19°C (67°F)20°C (68°F)20°C (68°F)20°C (69°F)21°C (69°F)
Wind
Speed23km/h (14mph)20km/h (12mph)18km/h (11mph)21km/h (13mph)21km/h (13mph)20km/h (12mph)19km/h (12mph)17km/h (11mph)
Gusts34km/h (21mph)30km/h (19mph)28km/h (17mph)28km/h (18mph)28km/h (17mph)28km/h (17mph)28km/h (18mph)27km/h (17mph)
Direction 94°
E
94°
E
83°
E
82°
E
89°
E
90°
E
80°
E
82°
E
Wind chill23°C (74°F)23°C (73°F)23°C (74°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)
Waves
Height0.5m (1.7ft)0.5m (1.6ft)0.5m (1.5ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1.0ft)0.3m (1.0ft)0.2m (0.7ft)
Direction 92°
E
89°
E
91°
E
93°
E
104°
ESE
108°
ESE
111°
ESE
119°
ESE
Period4.8 sec.4.8 sec.4.8 sec.4.8 sec.4.8 sec.6.2 sec.6.1 sec.6.3 sec.
Significant height1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 07:02 and will set at 17:35 on the beach(es) of Biscayne National Park. The outside temperature will be a high of 77°F t and a low of 76°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 13.1mph km/h (with gusts up to 19.9mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)24°C (75°F)25°C (76°F)25°C (77°F)25°C (77°F)24°C (76°F)24°C (76°F)
Perceived temperature26°C (79°F)26°C (79°F)26°C (79°F)27°C (80°F)27°C (81°F)27°C (81°F)26°C (80°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%85%86%81%77%77%81%82%
Barometric pressure1019 hPa1018 hPa1019 hPa1021 hPa1020 hPa1019 hPa1020 hPa1021 hPa
Cloud cover41%41%44%40%30%36%44%40%
Heat index26°C (79°F)26°C (79°F)26°C (79°F)27°C (80°F)27°C (81°F)27°C (81°F)26°C (80°F)26°C (79°F)
Dew point21°C (70°F)21°C (70°F)21°C (71°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (70°F)21°C (70°F)
Wind
Speed17km/h (11mph)15km/h (10mph)13km/h (8mph)14km/h (9mph)16km/h (10mph)18km/h (11mph)20km/h (13mph)21km/h (13mph)
Gusts26km/h (16mph)23km/h (14mph)20km/h (13mph)19km/h (12mph)23km/h (14mph)26km/h (16mph)31km/h (19mph)32km/h (20mph)
Direction 94°
E
91°
E
85°
E
76°
ENE
71°
ENE
66°
ENE
62°
ENE
69°
ENE
Wind chill24°C (75°F)24°C (75°F)24°C (75°F)25°C (76°F)25°C (77°F)25°C (77°F)24°C (76°F)24°C (76°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1.0ft)0.4m (1.3ft)
Direction 126°
SE
129°
SE
130°
SE
86°
E
83°
E
85°
E
73°
ENE
76°
ENE
Period5.2 sec.4.5 sec.4.3 sec.4.1 sec.3.9 sec.3.8 sec.3.8 sec.3.8 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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