Sea weather in Parnaiba in Brazil All the beach weather in Parnaiba

All the essential weather information for enjoying the beach in Parnaiba in Brazil, 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 Parnaiba over the next 7 days?

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

Date Outside temp. Our opinion
Friday 5 December 202577°F to 83°Fdiscouraged
Saturday 6 December 202579°F to 83°Fdiscouraged
Sunday 7 December 202577°F to 85°Fdiscouraged
Monday 8 December 202577°F to 85°Fdiscouraged
Tuesday 9 December 202577°F to 83°Fdiscouraged
Wednesday 10 December 202579°F to 83°Fdiscouraged
Thursday 11 December 202579°F to 83°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Parnaiba

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 05:29 and will set at 17:46 on the beach(es) of Parnaiba. The outside temperature will be a high of 83°F t and a low of 77°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 18.6mph km/h (with gusts up to 26.1mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)25°C (77°F)26°C (79°F)26°C (79°F)27°C (80°F)
Perceived temperature30°C (86°F)30°C (85°F)30°C (85°F)31°C (87°F)27°C (80°F)28°C (82°F)29°C (84°F)30°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%77%77%71%68%73%82%84%
Barometric pressure1009 hPa1009 hPa1011 hPa1012 hPa1011 hPa1009 hPa1009 hPa1011 hPa
Cloud cover69%85%56%85%10%14%14%33%
Heat index30°C (86°F)30°C (85°F)30°C (85°F)31°C (87°F)27°C (80°F)28°C (82°F)29°C (84°F)30°C (87°F)
Dew point23°C (74°F)22°C (72°F)23°C (73°F)22°C (72°F)19°C (66°F)21°C (69°F)23°C (73°F)24°C (75°F)
Wind
Speed30km/h (18mph)30km/h (19mph)25km/h (15mph)23km/h (15mph)24km/h (15mph)27km/h (17mph)24km/h (15mph)27km/h (17mph)
Gusts41km/h (26mph)42km/h (26mph)34km/h (21mph)29km/h (18mph)26km/h (16mph)27km/h (17mph)40km/h (25mph)39km/h (24mph)
Direction 70°
ENE
75°
ENE
86°
E
92°
E
48°
NE
43°
NE
49°
NE
65°
ENE
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)25°C (77°F)26°C (79°F)26°C (79°F)27°C (80°F)
Waves
Height1.5m (4.8ft)1.5m (4.8ft)1.4m (4.6ft)1.3m (4.3ft)1.3m (4.3ft)1.2m (3.8ft)1.2m (3.8ft)1.3m (4.3ft)
Direction 54°
NE
55°
NE
55°
NE
56°
ENE
51°
NE
50°
NE

N
53°
NE
Period9.0 sec.9.0 sec.9.1 sec.9.3 sec.14.7 sec.10.3 sec.10.2 sec.10.0 sec.
Significant height1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)1.1m (3.6ft)1.1m (3.6ft)0.9m (3ft)1.0m (3.3ft)1.2m (3.9ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 05:30 and will set at 17:47 on the beach(es) of Parnaiba. The outside temperature will be a high of 83°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 20.5mph km/h (with gusts up to 29.8mph). Wave height will be up to 5.2ft 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)28°C (82°F)28°C (83°F)28°C (82°F)27°C (80°F)27°C (81°F)
Perceived temperature30°C (86°F)29°C (84°F)28°C (83°F)30°C (87°F)31°C (88°F)31°C (88°F)29°C (85°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%81%84%70%72%73%76%80%
Barometric pressure1010 hPa1009 hPa1011 hPa1013 hPa1011 hPa1009 hPa1010 hPa1011 hPa
Cloud cover57%71%72%87%79%23%15%20%
Heat index30°C (86°F)29°C (84°F)28°C (83°F)30°C (87°F)31°C (88°F)31°C (88°F)29°C (85°F)30°C (86°F)
Dew point23°C (74°F)23°C (73°F)23°C (73°F)22°C (71°F)23°C (73°F)23°C (73°F)22°C (72°F)23°C (74°F)
Wind
Speed27km/h (17mph)25km/h (15mph)25km/h (16mph)26km/h (16mph)26km/h (16mph)30km/h (18mph)32km/h (20mph)33km/h (21mph)
Gusts38km/h (24mph)35km/h (22mph)35km/h (22mph)33km/h (20mph)36km/h (23mph)41km/h (26mph)36km/h (22mph)48km/h (30mph)
Direction 77°
ENE
88°
E
101°
E
103°
ESE
62°
ENE
64°
ENE
63°
ENE
76°
ENE
Wind chill27°C (80°F)26°C (79°F)26°C (78°F)28°C (82°F)28°C (83°F)28°C (82°F)27°C (80°F)27°C (81°F)
Waves
Height1.4m (4.5ft)1.4m (4.5ft)1.4m (4.6ft)1.4m (4.6ft)1.5m (4.9ft)1.6m (5.3ft)1.6m (5.2ft)1.6m (5.2ft)
Direction 55°
NE
57°
ENE
60°
ENE
62°
ENE
54°
NE
52°
NE
53°
NE
49°
NE
Period9.8 sec.9.5 sec.9.3 sec.9.2 sec.17.6 sec.5.3 sec.16.4 sec.8.9 sec.
Significant height1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.4m (4.6ft)1.5m (4.9ft)1.4m (4.6ft)1.4m (4.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 05:30 and will set at 17:47 on the beach(es) of Parnaiba. The outside temperature will be a high of 85°F t and a low of 77°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 32.9mph). Wave height will be up to 5.2ft 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)28°C (82°F)26°C (78°F)28°C (82°F)27°C (81°F)27°C (81°F)
Perceived temperature30°C (85°F)29°C (84°F)28°C (83°F)30°C (87°F)27°C (80°F)31°C (87°F)30°C (87°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%79%79%65%63%70%77%80%
Barometric pressure1011 hPa1009 hPa1011 hPa1012 hPa1010 hPa1008 hPa1009 hPa1011 hPa
Cloud cover28%18%76%12%12%17%17%22%
Heat index30°C (85°F)29°C (84°F)28°C (83°F)30°C (87°F)27°C (80°F)31°C (87°F)30°C (87°F)30°C (86°F)
Dew point23°C (73°F)22°C (72°F)22°C (71°F)21°C (70°F)18°C (64°F)22°C (72°F)23°C (73°F)23°C (74°F)
Wind
Speed31km/h (19mph)34km/h (21mph)32km/h (20mph)30km/h (19mph)28km/h (17mph)33km/h (20mph)36km/h (23mph)36km/h (22mph)
Gusts44km/h (27mph)47km/h (29mph)45km/h (28mph)37km/h (23mph)33km/h (21mph)46km/h (29mph)53km/h (33mph)51km/h (32mph)
Direction 84°
E
87°
E
102°
ESE
92°
E
58°
ENE
52°
NE
63°
ENE
67°
ENE
Wind chill27°C (80°F)26°C (79°F)26°C (78°F)28°C (82°F)26°C (78°F)28°C (82°F)27°C (81°F)27°C (81°F)
Waves
Height1.5m (5.0ft)1.4m (4.8ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.5ft)1.5m (5.0ft)1.6m (5.1ft)1.5m (4.9ft)
Direction 49°
NE
48°
NE
48°
NE

N

N
51°
NE
51°
NE
53°
NE
Period8.7 sec.8.6 sec.8.5 sec.15.3 sec.14.9 sec.5.3 sec.14.5 sec.14.3 sec.
Significant height1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.3m (4.3ft)1.4m (4.6ft)1.3m (4.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 05:30 and will set at 17:48 on the beach(es) of Parnaiba. The outside temperature will be a high of 85°F t and a low of 77°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 31.1mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)26°C (80°F)28°C (82°F)25°C (77°F)26°C (78°F)26°C (79°F)27°C (80°F)
Perceived temperature30°C (86°F)30°C (85°F)29°C (84°F)31°C (87°F)27°C (80°F)28°C (82°F)29°C (84°F)30°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%81%79%69%70%74%80%84%
Barometric pressure1010 hPa1009 hPa1010 hPa1012 hPa1010 hPa1008 hPa1008 hPa1010 hPa
Cloud cover34%78%78%80%7%10%9%23%
Heat index30°C (86°F)30°C (85°F)29°C (84°F)31°C (87°F)27°C (80°F)28°C (82°F)29°C (84°F)30°C (87°F)
Dew point23°C (74°F)23°C (73°F)22°C (72°F)22°C (71°F)19°C (67°F)21°C (69°F)22°C (72°F)24°C (75°F)
Wind
Speed36km/h (22mph)36km/h (22mph)32km/h (20mph)27km/h (17mph)28km/h (17mph)33km/h (20mph)36km/h (22mph)35km/h (22mph)
Gusts49km/h (31mph)49km/h (31mph)45km/h (28mph)34km/h (21mph)34km/h (21mph)36km/h (23mph)43km/h (27mph)50km/h (31mph)
Direction 76°
ENE
83°
E
95°
E
93°
E
57°
ENE
52°
NE
61°
ENE
68°
ENE
Wind chill27°C (80°F)27°C (80°F)26°C (80°F)28°C (82°F)25°C (77°F)26°C (78°F)26°C (79°F)27°C (80°F)
Waves
Height1.5m (5.0ft)1.5m (4.8ft)1.4m (4.7ft)1.3m (4.4ft)1.3m (4.4ft)1.5m (4.8ft)1.5m (5.0ft)1.5m (4.9ft)
Direction 48°
NE
48°
NE
59°
ENE
58°
ENE
53°
NE
50°
NE
52°
NE
48°
NE
Period14.2 sec.14.0 sec.13.6 sec.13.4 sec.5.4 sec.5.2 sec.13.0 sec.12.7 sec.
Significant height1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.3m (4.3ft)1.4m (4.6ft)1.3m (4.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 05:31 and will set at 17:48 on the beach(es) of Parnaiba. The outside temperature will be a high of 83°F t and a low of 77°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 21.8mph km/h (with gusts up to 29.2mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)26°C (79°F)28°C (82°F)25°C (77°F)26°C (79°F)26°C (79°F)27°C (80°F)
Perceived temperature30°C (86°F)30°C (85°F)29°C (84°F)31°C (88°F)27°C (80°F)28°C (82°F)29°C (83°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%82%81%70%69%70%80%82%
Barometric pressure1010 hPa1009 hPa1010 hPa1012 hPa1010 hPa1008 hPa1009 hPa1011 hPa
Cloud cover59%78%73%77%7%7%9%24%
Heat index30°C (86°F)30°C (85°F)29°C (84°F)31°C (88°F)27°C (80°F)28°C (82°F)29°C (83°F)30°C (86°F)
Dew point24°C (75°F)23°C (74°F)23°C (73°F)22°C (72°F)19°C (66°F)20°C (68°F)22°C (72°F)23°C (74°F)
Wind
Speed33km/h (21mph)33km/h (20mph)27km/h (17mph)26km/h (16mph)28km/h (17mph)31km/h (19mph)35km/h (21mph)33km/h (20mph)
Gusts46km/h (29mph)46km/h (29mph)37km/h (23mph)32km/h (20mph)35km/h (22mph)33km/h (21mph)41km/h (26mph)47km/h (29mph)
Direction 72°
ENE
81°
E
101°
ESE
94°
E
58°
ENE
47°
NE
55°
NE
68°
ENE
Wind chill27°C (80°F)27°C (80°F)26°C (79°F)28°C (82°F)25°C (77°F)26°C (79°F)26°C (79°F)27°C (80°F)
Waves
Height1.4m (4.7ft)1.3m (4.4ft)1.3m (4.4ft)1.3m (4.3ft)1.3m (4.2ft)1.4m (4.6ft)1.4m (4.7ft)1.4m (4.7ft)
Direction 48°
NE
46°
NE
62°
ENE
63°
ENE
54°
NE
50°
NE
51°
NE
53°
NE
Period12.4 sec.8.3 sec.12.1 sec.14.3 sec.14.6 sec.5.1 sec.11.7 sec.14.2 sec.
Significant height1.2m (3.9ft)1.2m (3.9ft)1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.3m (4.3ft)1.3m (4.3ft)1.2m (3.9ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 05:31 and will set at 17:48 on the beach(es) of Parnaiba. The outside temperature will be a high of 83°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 20.5mph km/h (with gusts up to 28.6mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (80°F)26°C (78°F)28°C (82°F)28°C (83°F)26°C (79°F)27°C (80°F)27°C (80°F)
Perceived temperature29°C (85°F)29°C (84°F)28°C (83°F)30°C (86°F)31°C (88°F)28°C (82°F)30°C (87°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%79%83%71%70%75%83%83%
Barometric pressure1010 hPa1009 hPa1010 hPa1012 hPa1011 hPa1009 hPa1009 hPa1011 hPa
Cloud cover51%82%88%75%17%11%23%70%
Heat index29°C (85°F)29°C (84°F)28°C (83°F)30°C (86°F)31°C (88°F)28°C (82°F)30°C (87°F)30°C (86°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)22°C (71°F)22°C (72°F)21°C (70°F)24°C (75°F)24°C (75°F)
Wind
Speed33km/h (21mph)33km/h (20mph)26km/h (16mph)25km/h (16mph)22km/h (14mph)30km/h (19mph)32km/h (20mph)31km/h (19mph)
Gusts46km/h (29mph)45km/h (28mph)36km/h (22mph)32km/h (20mph)32km/h (20mph)35km/h (22mph)46km/h (29mph)44km/h (27mph)
Direction 73°
ENE
81°
E
102°
ESE
98°
E
59°
ENE
44°
NE
55°
NE
70°
ENE
Wind chill27°C (80°F)26°C (80°F)26°C (78°F)28°C (82°F)28°C (83°F)26°C (79°F)27°C (80°F)27°C (80°F)
Waves
Height1.4m (4.7ft)1.4m (4.5ft)1.3m (4.4ft)1.2m (4.1ft)1.2m (3.8ft)1.3m (4.4ft)1.4m (4.6ft)1.5m (5.1ft)
Direction 55°
NE
55°
NE

N

N
360°
N

N

N
50°
NE
Period15.4 sec.15.8 sec.15.9 sec.15.8 sec.14.8 sec.14.8 sec.17.7 sec.14.7 sec.
Significant height1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.0m (3.3ft)0.9m (3ft)1.2m (3.9ft)1.2m (3.9ft)1.4m (4.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 05:32 and will set at 17:49 on the beach(es) of Parnaiba. The outside temperature will be a high of 83°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 22.4mph km/h (with gusts up to 28mph). Wave height will be up to 5.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)27°C (81°F)26°C (78°F)26°C (79°F)27°C (80°F)
Perceived temperature30°C (86°F)30°C (86°F)30°C (86°F)32°C (89°F)30°C (86°F)28°C (82°F)29°C (84°F)30°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%81%82%75%75%76%83%83%
Barometric pressure1009 hPa1008 hPa1009 hPa1010 hPa1009 hPa1007 hPa1008 hPa1010 hPa
Cloud cover65%89%86%77%87%14%14%23%
Heat index30°C (86°F)30°C (86°F)30°C (86°F)32°C (89°F)30°C (86°F)28°C (82°F)29°C (84°F)30°C (87°F)
Dew point24°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)22°C (72°F)21°C (70°F)23°C (73°F)24°C (75°F)
Wind
Speed31km/h (19mph)32km/h (20mph)31km/h (19mph)30km/h (19mph)30km/h (19mph)32km/h (20mph)36km/h (23mph)32km/h (20mph)
Gusts43km/h (27mph)44km/h (27mph)43km/h (26mph)38km/h (24mph)45km/h (28mph)34km/h (21mph)43km/h (27mph)45km/h (28mph)
Direction 71°
ENE
75°
ENE
83°
E
79°
ENE
60°
ENE
57°
ENE
56°
ENE
66°
ENE
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)27°C (81°F)26°C (78°F)26°C (79°F)27°C (80°F)
Waves
Height1.6m (5.1ft)1.5m (5.0ft)1.5m (4.9ft)1.4m (4.7ft)1.4m (4.6ft)1.4m (4.7ft)1.5m (4.9ft)1.6m (5.2ft)
Direction 50°
NE
359°
N
359°
N
358°
N
358°
N
358°
N
52°
NE
358°
N
Period13.9 sec.13.7 sec.14.4 sec.14.8 sec.12.3 sec.14.9 sec.15.7 sec.15.9 sec.
Significant height1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.2m (3.9ft)1.3m (4.3ft)1.3m (4.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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