Sea weather in Stewart Island in New Zealand All the beach weather in Stewart Island

All the essential weather information for enjoying the beach in Stewart Island in New Zealand, 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 Stewart Island over the next 7 days?

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

Date Outside temp. Our opinion
Wednesday 3 June 202650°F to 54°Fdiscouraged
Thursday 4 June 202652°F to 54°Fdiscouraged
Friday 5 June 202652°F to 56°Fdiscouraged
Saturday 6 June 202645°F to 52°Fnot recommended
Sunday 7 June 202647°F to 52°Fnot recommended
Monday 8 June 202652°F to 56°Fnot recommended
Tuesday 9 June 202652°F to 54°Fnot recommended

Sea Weather: Your daily and hourly sea weather in Stewart Island

Sea weather on Wednesday 3 June 2026

On Wednesday 3 June 2026, the sun will rise at 08:23 and will set at 17:07 on the beach(es) of Stewart Island. The outside temperature will be a high of 54°F t and a low of 50°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 20.5mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)11°C (51°F)11°C (52°F)11°C (52°F)12°C (53°F)11°C (52°F)11°C (51°F)11°C (52°F)
Perceived temperature8°C (46°F)9°C (48°F)10°C (49°F)11°C (52°F)11°C (52°F)10°C (50°F)9°C (48°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%84%82%78%77%80%83%
Barometric pressure1004 hPa1005 hPa1005 hPa1006 hPa1007 hPa1007 hPa1007 hPa1006 hPa
Cloud cover18%77%99%59%81%18%50%100%
Heat index10°C (50°F)11°C (51°F)11°C (52°F)11°C (52°F)12°C (53°F)11°C (52°F)11°C (51°F)11°C (52°F)
Dew point7°C (45°F)8°C (46°F)8°C (47°F)8°C (46°F)8°C (46°F)7°C (45°F)7°C (45°F)8°C (47°F)
Wind
Speed14km/h (9mph)14km/h (9mph)11km/h (7mph)4km/h (2mph)8km/h (5mph)9km/h (6mph)11km/h (7mph)21km/h (13mph)
Gusts23km/h (14mph)22km/h (14mph)16km/h (10mph)6km/h (3mph)11km/h (7mph)15km/h (9mph)19km/h (12mph)33km/h (20mph)
Direction 270°
W
264°
W
266°
W
252°
WSW
298°
WNW
346°
NNW
24°
NNE
68°
ENE
Wind chill8°C (46°F)9°C (48°F)10°C (49°F)11°C (52°F)11°C (52°F)10°C (50°F)9°C (48°F)8°C (47°F)
Waves
Height1.1m (3.5ft)0.8m (2.8ft)0.8m (2.8ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.5ft)0.7m (2.4ft)0.8m (2.7ft)
Direction 118°
ESE
110°
ESE
103°
ESE
102°
ESE
106°
ESE
112°
ESE
118°
ESE
181°
S
Period10.6 sec.11.1 sec.10.9 sec.10.6 sec.10.7 sec.9.9 sec.9.8 sec.12.1 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.5m (1.6ft)0.4m (1.3ft)0.5m (1.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)

Sea weather on Thursday 4 June 2026

On Thursday 4 June 2026, the sun will rise at 08:24 and will set at 17:07 on the beach(es) of Stewart Island. The outside temperature will be a high of 54°F t and a low of 52°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 temperature11°C (53°F)11°C (53°F)11°C (52°F)11°C (51°F)11°C (52°F)12°C (54°F)12°C (54°F)12°C (54°F)
Perceived temperature9°C (48°F)9°C (48°F)8°C (47°F)8°C (46°F)9°C (47°F)11°C (51°F)11°C (51°F)11°C (51°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%86%78%74%69%78%84%84%
Barometric pressure1005 hPa1003 hPa1000 hPa999 hPa998 hPa996 hPa996 hPa995 hPa
Cloud cover75%70%100%43%24%100%100%100%
Heat index11°C (53°F)11°C (53°F)11°C (52°F)11°C (51°F)11°C (52°F)12°C (54°F)12°C (54°F)12°C (54°F)
Dew point9°C (48°F)9°C (48°F)7°C (45°F)6°C (43°F)6°C (42°F)8°C (47°F)10°C (49°F)10°C (50°F)
Wind
Speed23km/h (14mph)24km/h (15mph)22km/h (13mph)24km/h (15mph)22km/h (14mph)16km/h (10mph)15km/h (10mph)15km/h (9mph)
Gusts34km/h (21mph)35km/h (22mph)31km/h (19mph)37km/h (23mph)33km/h (20mph)26km/h (16mph)29km/h (18mph)28km/h (17mph)
Direction 60°
ENE
59°
ENE
37°
NE
19°
NNE

N
358°
N
356°
N
347°
NNW
Wind chill9°C (48°F)9°C (48°F)8°C (47°F)8°C (46°F)9°C (47°F)11°C (51°F)11°C (51°F)11°C (51°F)
Waves
Height0.9m (3.1ft)1.0m (3.4ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.8ft)1.0m (3.4ft)1.0m (3.1ft)0.9m (2.9ft)
Direction 187°
S
191°
S
90°
E
87°
E
85°
E
87°
E
87°
E
91°
E
Period14.3 sec.13.7 sec.13.5 sec.6.7 sec.7.7 sec.8.1 sec.8.2 sec.8.1 sec.
Significant height0.6m (2ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)

Sea weather on Friday 5 June 2026

On Friday 5 June 2026, the sun will rise at 08:25 and will set at 17:06 on the beach(es) of Stewart Island. The outside temperature will be a high of 56°F t and a low of 52°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 13.7mph km/h (with gusts up to 23.6mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (54°F)12°C (53°F)12°C (54°F)12°C (53°F)12°C (54°F)13°C (55°F)12°C (54°F)12°C (54°F)
Perceived temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)11°C (51°F)12°C (54°F)12°C (54°F)10°C (50°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%87%86%86%83%81%83%88%
Barometric pressure995 hPa995 hPa994 hPa996 hPa996 hPa995 hPa995 hPa996 hPa
Cloud cover89%74%83%97%48%64%94%100%
Heat index12°C (54°F)12°C (53°F)12°C (54°F)12°C (53°F)12°C (54°F)13°C (55°F)12°C (54°F)12°C (54°F)
Dew point10°C (50°F)10°C (50°F)10°C (50°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)10°C (50°F)
Wind
Speed21km/h (13mph)16km/h (10mph)19km/h (12mph)17km/h (11mph)14km/h (9mph)8km/h (5mph)5km/h (3mph)22km/h (13mph)
Gusts33km/h (20mph)30km/h (19mph)34km/h (21mph)29km/h (18mph)23km/h (14mph)13km/h (8mph)9km/h (5mph)38km/h (23mph)
Direction 359°
N
326°
NNW
348°
NNW
341°
NNW
339°
NNW
334°
NNW
319°
NW

N
Wind chill10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)11°C (51°F)12°C (54°F)12°C (54°F)10°C (50°F)
Waves
Height0.8m (2.8ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.5ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.3ft)0.7m (2.2ft)
Direction 93°
E
91°
E
89°
E
88°
E
89°
E
92°
E
104°
ESE
110°
ESE
Period8.2 sec.8.2 sec.8.1 sec.8.1 sec.8.2 sec.8.3 sec.8.4 sec.8.4 sec.
Significant height0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)

Sea weather on Saturday 6 June 2026

On Saturday 6 June 2026, the sun will rise at 08:25 and will set at 17:06 on the beach(es) of Stewart Island. The outside temperature will be a high of 52°F t and a low of 45°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 26.1mph km/h (with gusts up to 36.7mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (53°F)11°C (52°F)11°C (51°F)10°C (51°F)11°C (52°F)10°C (50°F)8°C (46°F)8°C (47°F)
Perceived temperature10°C (50°F)9°C (48°F)9°C (48°F)9°C (48°F)8°C (47°F)7°C (44°F)3°C (38°F)3°C (38°F)
Precipitation0in0in0in0in0in0.1in0in0in
Humidity85%90%87%84%88%83%78%75%
Barometric pressure995 hPa995 hPa994 hPa994 hPa994 hPa995 hPa999 hPa1001 hPa
Cloud cover44%33%57%32%100%100%90%100%
Heat index11°C (53°F)11°C (52°F)11°C (51°F)10°C (51°F)11°C (52°F)10°C (50°F)8°C (46°F)8°C (47°F)
Dew point9°C (48°F)10°C (49°F)9°C (48°F)8°C (46°F)9°C (49°F)7°C (45°F)4°C (40°F)4°C (39°F)
Wind
Speed12km/h (8mph)17km/h (10mph)16km/h (10mph)13km/h (8mph)27km/h (17mph)31km/h (19mph)35km/h (22mph)42km/h (26mph)
Gusts21km/h (13mph)26km/h (16mph)25km/h (16mph)22km/h (14mph)40km/h (25mph)45km/h (28mph)51km/h (32mph)59km/h (36mph)
Direction 15°
NNE

N
356°
N
327°
NNW
269°
W
277°
W
251°
WSW
238°
WSW
Wind chill10°C (50°F)9°C (48°F)9°C (48°F)9°C (48°F)8°C (47°F)7°C (44°F)3°C (38°F)3°C (38°F)
Waves
Height0.7m (2.2ft)0.7m (2.2ft)0.7m (2.4ft)0.8m (2.6ft)0.9m (2.9ft)1.0m (3.2ft)1.1m (3.8ft)1.3m (4.2ft)
Direction 101°
E
184°
S
199°
SSW
208°
SSW
210°
SSW
209°
SSW
209°
SSW
209°
SSW
Period8.3 sec.8.2 sec.8.3 sec.10.8 sec.10.2 sec.9.7 sec.3.8 sec.8.9 sec.
Significant height0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.9m (3ft)1.2m (3.9ft)1.2m (3.9ft)1.0m (3.3ft)
Sea water temperature
Water temperature12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)

Sea weather on Sunday 7 June 2026

On Sunday 7 June 2026, the sun will rise at 08:26 and will set at 17:05 on the beach(es) of Stewart Island. The outside temperature will be a high of 52°F t and a low of 47°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 30.5mph km/h (with gusts up to 38.5mph). Wave height will be up to 7.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (47°F)9°C (48°F)10°C (49°F)10°C (50°F)11°C (51°F)11°C (52°F)11°C (51°F)11°C (51°F)
Perceived temperature4°C (39°F)5°C (41°F)6°C (42°F)6°C (42°F)6°C (43°F)7°C (44°F)7°C (44°F)7°C (45°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity64%62%69%80%81%81%81%82%
Barometric pressure1005 hPa1008 hPa1007 hPa1007 hPa1006 hPa1005 hPa1006 hPa1008 hPa
Cloud cover77%72%72%99%63%100%100%100%
Heat index9°C (47°F)9°C (48°F)10°C (49°F)10°C (50°F)11°C (51°F)11°C (52°F)11°C (51°F)11°C (51°F)
Dew point2°C (36°F)2°C (36°F)4°C (39°F)7°C (44°F)7°C (45°F)8°C (46°F)8°C (46°F)8°C (46°F)
Wind
Speed41km/h (26mph)34km/h (21mph)36km/h (22mph)45km/h (28mph)49km/h (30mph)49km/h (30mph)43km/h (27mph)37km/h (23mph)
Gusts59km/h (36mph)49km/h (31mph)51km/h (32mph)62km/h (38mph)54km/h (34mph)51km/h (31mph)44km/h (27mph)54km/h (33mph)
Direction 238°
WSW
254°
WSW
275°
W
286°
WNW
281°
W
273°
W
268°
W
262°
W
Wind chill4°C (39°F)5°C (41°F)6°C (42°F)6°C (42°F)6°C (43°F)7°C (44°F)7°C (44°F)7°C (45°F)
Waves
Height1.2m (4.0ft)1.3m (4.1ft)1.5m (4.9ft)1.5m (5.1ft)1.8m (5.8ft)2.1m (7.0ft)2.3m (7.4ft)2.1m (7.0ft)
Direction 208°
SSW
208°
SSW
308°
NW
187°
S
188°
S
189°
S
189°
S
190°
S
Period9.1 sec.9.1 sec.9.2 sec.20.7 sec.13.4 sec.17.9 sec.17.1 sec.16.8 sec.
Significant height0.9m (3ft)1.5m (4.9ft)2.0m (6.6ft)1.5m (4.9ft)1.0m (3.3ft)1.0m (3.3ft)1.2m (3.9ft)1.4m (4.6ft)
Sea water temperature
Water temperature12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)

Sea weather on Monday 8 June 2026

On Monday 8 June 2026, the sun will rise at 08:27 and will set at 17:05 on the beach(es) of Stewart Island. The outside temperature will be a high of 56°F t and a low of 52°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 31.7mph km/h (with gusts up to 36mph). Wave height will be up to 8.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)12°C (53°F)12°C (54°F)13°C (55°F)13°C (55°F)13°C (55°F)12°C (54°F)12°C (53°F)
Perceived temperature8°C (46°F)8°C (47°F)9°C (48°F)9°C (48°F)9°C (49°F)9°C (49°F)9°C (48°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%81%80%82%77%77%81%81%
Barometric pressure1009 hPa1010 hPa1010 hPa1011 hPa1011 hPa1010 hPa1011 hPa1013 hPa
Cloud cover100%99%100%100%51%65%100%100%
Heat index11°C (52°F)12°C (53°F)12°C (54°F)13°C (55°F)13°C (55°F)13°C (55°F)12°C (54°F)12°C (53°F)
Dew point8°C (47°F)8°C (47°F)9°C (48°F)10°C (49°F)9°C (48°F)9°C (48°F)9°C (49°F)9°C (48°F)
Wind
Speed36km/h (23mph)39km/h (24mph)41km/h (25mph)44km/h (27mph)44km/h (28mph)47km/h (29mph)51km/h (32mph)48km/h (30mph)
Gusts52km/h (33mph)56km/h (35mph)44km/h (27mph)50km/h (31mph)49km/h (30mph)53km/h (33mph)58km/h (36mph)51km/h (32mph)
Direction 272°
W
276°
W
279°
W
277°
W
277°
W
282°
WNW
274°
W
262°
W
Wind chill8°C (46°F)8°C (47°F)9°C (48°F)9°C (48°F)9°C (49°F)9°C (49°F)9°C (48°F)8°C (47°F)
Waves
Height2.0m (6.5ft)1.9m (6.2ft)1.8m (6.0ft)1.8m (5.8ft)1.7m (5.6ft)1.7m (5.7ft)1.9m (6.4ft)2.7m (8.9ft)
Direction 191°
SSW
192°
SSW
192°
SSW
197°
SSW
197°
SSW
196°
SSW
195°
SSW
184°
S
Period16.6 sec.16.5 sec.16.2 sec.15.8 sec.15.4 sec.15.2 sec.15.6 sec.19.3 sec.
Significant height1.4m (4.6ft)1.6m (5.2ft)1.6m (5.2ft)1.4m (4.6ft)0.9m (3ft)0.7m (2.3ft)1.0m (3.3ft)1.2m (3.9ft)
Sea water temperature
Water temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)

Sea weather on Tuesday 9 June 2026

On Tuesday 9 June 2026, the sun will rise at 08:27 and will set at 17:05 on the beach(es) of Stewart Island. The outside temperature will be a high of 54°F t and a low of 52°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 26.7mph km/h (with gusts up to 37.9mph). Wave height will be up to 11.8ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)11°C (52°F)11°C (52°F)11°C (52°F)12°C (53°F)12°C (54°F)11°C (52°F)12°C (53°F)
Perceived temperature8°C (46°F)8°C (46°F)8°C (46°F)8°C (46°F)9°C (48°F)9°C (49°F)8°C (47°F)9°C (48°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%78%77%78%75%77%79%85%
Barometric pressure1015 hPa1017 hPa1019 hPa1022 hPa1023 hPa1023 hPa1025 hPa1026 hPa
Cloud cover82%59%70%100%28%27%33%74%
Heat index12°C (53°F)11°C (52°F)11°C (52°F)11°C (52°F)12°C (53°F)12°C (54°F)11°C (52°F)12°C (53°F)
Dew point8°C (47°F)7°C (45°F)7°C (45°F)7°C (45°F)7°C (45°F)8°C (47°F)8°C (46°F)9°C (48°F)
Wind
Speed43km/h (27mph)37km/h (23mph)36km/h (22mph)33km/h (21mph)29km/h (18mph)30km/h (18mph)28km/h (17mph)27km/h (17mph)
Gusts61km/h (38mph)53km/h (33mph)51km/h (31mph)46km/h (29mph)45km/h (28mph)46km/h (29mph)31km/h (19mph)41km/h (25mph)
Direction 260°
W
256°
WSW
255°
WSW
245°
WSW
258°
WSW
268°
W
269°
W
264°
W
Wind chill8°C (46°F)8°C (46°F)8°C (46°F)8°C (46°F)9°C (48°F)9°C (49°F)8°C (47°F)9°C (48°F)
Waves
Height3.6m (11.7ft)3.4m (11.1ft)2.9m (9.6ft)2.6m (8.4ft)2.3m (7.4ft)2.0m (6.7ft)1.9m (6.1ft)1.7m (5.7ft)
Direction 179°
S
182°
S
186°
S
184°
S
189°
S
193°
SSW
194°
SSW
196°
SSW
Period20.2 sec.18.9 sec.17.8 sec.17.2 sec.16.4 sec.15.6 sec.15.0 sec.14.4 sec.
Significant height1.3m (4.3ft)1.5m (4.9ft)1.4m (4.6ft)1.4m (4.6ft)1.2m (3.9ft)1.1m (3.6ft)0.8m (2.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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