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
Thursday 29 January 202652°F to 61°Fdiscouraged
Friday 30 January 202652°F to 58°Fdiscouraged
Saturday 31 January 202656°F to 59°Fnot recommended
Sunday 1 February 202652°F to 59°Fdiscouraged
Monday 2 February 202650°F to 59°Fdiscouraged
Tuesday 3 February 202650°F to 58°Fdiscouraged
Wednesday 4 February 202658°F to 61°Fdiscouraged

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

Sea weather on Thursday 29 January 2026

On Thursday 29 January 2026, the sun will rise at 06:33 and will set at 21:27 on the beach(es) of Stewart Island. The outside temperature will be a high of 61°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 24.2mph km/h (with gusts up to 29.8mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature15°C (59°F)15°C (58°F)15°C (60°F)13°C (56°F)13°C (55°F)14°C (56°F)12°C (54°F)12°C (53°F)
Perceived temperature13°C (55°F)13°C (55°F)15°C (60°F)11°C (51°F)10°C (49°F)11°C (51°F)9°C (49°F)9°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%80%78%81%62%64%68%76%
Barometric pressure1009 hPa1008 hPa1007 hPa1009 hPa1011 hPa1013 hPa1014 hPa1017 hPa
Cloud cover20%100%100%35%0%7%6%71%
Heat index15°C (59°F)15°C (58°F)15°C (60°F)13°C (56°F)13°C (55°F)14°C (56°F)12°C (54°F)12°C (53°F)
Dew point11°C (52°F)11°C (52°F)12°C (53°F)10°C (50°F)6°C (42°F)7°C (44°F)6°C (44°F)8°C (46°F)
Wind
Speed35km/h (21mph)23km/h (14mph)37km/h (23mph)32km/h (20mph)39km/h (24mph)37km/h (23mph)33km/h (21mph)25km/h (15mph)
Gusts41km/h (25mph)38km/h (24mph)44km/h (27mph)48km/h (30mph)44km/h (28mph)40km/h (25mph)37km/h (23mph)36km/h (23mph)
Direction 301°
WNW
313°
NW
313°
NW
264°
W
257°
WSW
266°
W
263°
W
258°
WSW
Wind chill13°C (55°F)13°C (55°F)15°C (60°F)11°C (51°F)10°C (49°F)11°C (51°F)9°C (49°F)9°C (49°F)
Waves
Height1.1m (3.5ft)0.7m (2.4ft)0.7m (2.4ft)0.9m (3.1ft)1.1m (3.6ft)1.2m (3.8ft)1.2m (3.9ft)1.1m (3.8ft)
Direction 124°
ESE
136°
SE
146°
SSE
154°
SSE
153°
SSE
164°
SSE
191°
S
205°
SSW
Period10.8 sec.10.5 sec.10.8 sec.11.0 sec.10.9 sec.11.7 sec.11.7 sec.11.9 sec.
Significant height1.2m (3.9ft)0.7m (2.3ft)1.0m (3.3ft)1.2m (3.9ft)1.3m (4.3ft)1.2m (3.9ft)1.1m (3.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Friday 30 January 2026

On Friday 30 January 2026, the sun will rise at 06:34 and will set at 21:25 on the beach(es) of Stewart Island. The outside temperature will be a high of 58°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 19.3mph km/h (with gusts up to 28mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)11°C (52°F)11°C (51°F)13°C (56°F)14°C (57°F)13°C (55°F)13°C (55°F)12°C (54°F)
Perceived temperature9°C (48°F)9°C (48°F)9°C (47°F)11°C (52°F)12°C (53°F)10°C (50°F)11°C (51°F)9°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%70%73%64%62%61%68%72%
Barometric pressure1018 hPa1018 hPa1018 hPa1018 hPa1016 hPa1015 hPa1014 hPa1014 hPa
Cloud cover19%56%24%16%20%3%23%31%
Heat index11°C (52°F)11°C (52°F)11°C (51°F)13°C (56°F)14°C (57°F)13°C (55°F)13°C (55°F)12°C (54°F)
Dew point7°C (44°F)6°C (43°F)6°C (43°F)6°C (44°F)7°C (44°F)5°C (42°F)7°C (45°F)7°C (45°F)
Wind
Speed19km/h (12mph)20km/h (12mph)18km/h (11mph)24km/h (15mph)27km/h (17mph)31km/h (19mph)30km/h (19mph)30km/h (18mph)
Gusts29km/h (18mph)29km/h (18mph)26km/h (16mph)32km/h (20mph)38km/h (23mph)33km/h (20mph)45km/h (28mph)43km/h (27mph)
Direction 258°
WSW
264°
W
271°
W
274°
W
274°
W
271°
W
269°
W
272°
W
Wind chill9°C (48°F)9°C (48°F)9°C (47°F)11°C (52°F)12°C (53°F)10°C (50°F)11°C (51°F)9°C (49°F)
Waves
Height1.2m (3.8ft)1.1m (3.7ft)1.0m (3.4ft)1.0m (3.4ft)1.0m (3.3ft)1.0m (3.4ft)1.0m (3.3ft)1.0m (3.1ft)
Direction 205°
SSW
206°
SSW
200°
SSW
200°
SSW
197°
SSW
195°
SSW
197°
SSW
197°
SSW
Period11.8 sec.11.4 sec.10.9 sec.10.3 sec.9.4 sec.8.9 sec.8.7 sec.8.5 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.6m (2ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Saturday 31 January 2026

On Saturday 31 January 2026, the sun will rise at 06:36 and will set at 21:24 on the beach(es) of Stewart Island. The outside temperature will be a high of 59°F t and a low of 56°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 25.5mph km/h (with gusts up to 34.2mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (56°F)14°C (58°F)15°C (59°F)13°C (56°F)14°C (56°F)
Perceived temperature10°C (50°F)10°C (49°F)10°C (50°F)10°C (51°F)12°C (53°F)13°C (55°F)11°C (51°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%71%73%73%68%68%79%81%
Barometric pressure1013 hPa1011 hPa1010 hPa1010 hPa1009 hPa1008 hPa1008 hPa1009 hPa
Cloud cover34%63%79%73%81%86%91%75%
Heat index13°C (55°F)13°C (55°F)13°C (55°F)13°C (56°F)14°C (58°F)15°C (59°F)13°C (56°F)14°C (56°F)
Dew point8°C (46°F)8°C (46°F)8°C (47°F)9°C (48°F)8°C (47°F)9°C (49°F)10°C (50°F)10°C (51°F)
Wind
Speed33km/h (21mph)38km/h (23mph)40km/h (25mph)39km/h (24mph)40km/h (25mph)41km/h (25mph)37km/h (23mph)35km/h (22mph)
Gusts48km/h (30mph)53km/h (33mph)55km/h (34mph)53km/h (33mph)55km/h (34mph)55km/h (34mph)38km/h (24mph)52km/h (32mph)
Direction 278°
W
286°
WNW
291°
WNW
289°
WNW
292°
WNW
286°
WNW
287°
WNW
287°
WNW
Wind chill10°C (50°F)10°C (49°F)10°C (50°F)10°C (51°F)12°C (53°F)13°C (55°F)11°C (51°F)11°C (52°F)
Waves
Height0.9m (3.1ft)1.1m (3.5ft)1.2m (4.0ft)1.3m (4.2ft)1.3m (4.3ft)1.3m (4.3ft)1.3m (4.2ft)1.2m (4.0ft)
Direction 198°
SSW
205°
SSW
205°
SSW
193°
SSW
198°
SSW
203°
SSW
204°
SSW
209°
SSW
Period7.9 sec.12.3 sec.13.0 sec.14.1 sec.13.5 sec.12.8 sec.12.4 sec.12.2 sec.
Significant height0.9m (3ft)1.3m (4.3ft)1.4m (4.6ft)1.5m (4.9ft)1.5m (4.9ft)1.5m (4.9ft)1.4m (4.6ft)1.3m (4.3ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Sunday 1 February 2026

On Sunday 1 February 2026, the sun will rise at 06:37 and will set at 21:23 on the beach(es) of Stewart Island. The outside temperature will be a high of 59°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 20.5mph km/h (with gusts up to 29.8mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature14°C (57°F)14°C (57°F)13°C (55°F)13°C (55°F)11°C (52°F)13°C (55°F)15°C (58°F)14°C (57°F)
Perceived temperature11°C (53°F)11°C (52°F)11°C (52°F)11°C (51°F)9°C (48°F)11°C (52°F)13°C (56°F)14°C (57°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%73%80%75%86%79%79%87%
Barometric pressure1009 hPa1008 hPa1008 hPa1008 hPa1007 hPa1004 hPa1002 hPa999 hPa
Cloud cover82%22%16%74%100%53%48%98%
Heat index14°C (57°F)14°C (57°F)13°C (55°F)13°C (55°F)11°C (52°F)13°C (55°F)15°C (58°F)14°C (57°F)
Dew point10°C (50°F)9°C (48°F)9°C (49°F)8°C (47°F)9°C (48°F)9°C (49°F)11°C (52°F)12°C (53°F)
Wind
Speed33km/h (20mph)31km/h (19mph)17km/h (11mph)20km/h (12mph)19km/h (12mph)14km/h (9mph)15km/h (9mph)2km/h (1mph)
Gusts48km/h (30mph)47km/h (30mph)27km/h (17mph)28km/h (17mph)28km/h (17mph)24km/h (15mph)27km/h (17mph)5km/h (3mph)
Direction 288°
WNW
290°
WNW
335°
NNW

N

N
34°
NNE
62°
ENE
82°
E
Wind chill11°C (53°F)11°C (52°F)11°C (52°F)11°C (51°F)9°C (48°F)11°C (52°F)13°C (56°F)14°C (57°F)
Waves
Height1.1m (3.7ft)1.0m (3.3ft)0.9m (2.8ft)0.9m (2.9ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.2ft)0.7m (2.2ft)
Direction 210°
SSW
212°
SSW
212°
SSW
212°
SSW
209°
SSW
204°
SSW
197°
SSW
190°
S
Period12.1 sec.11.7 sec.11.5 sec.8.5 sec.8.4 sec.8.2 sec.8.1 sec.8.0 sec.
Significant height1.1m (3.6ft)1.0m (3.3ft)0.7m (2.3ft)1.0m (3.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Monday 2 February 2026

On Monday 2 February 2026, the sun will rise at 06:39 and will set at 21:22 on the beach(es) of Stewart Island. The outside temperature will be a high of 59°F t and a low of 50°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 24.9mph km/h (with gusts up to 35.4mph). Wave height will be up to 5.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature14°C (56°F)15°C (58°F)14°C (58°F)13°C (56°F)12°C (53°F)11°C (52°F)11°C (52°F)10°C (50°F)
Perceived temperature14°C (56°F)12°C (54°F)12°C (54°F)11°C (52°F)10°C (50°F)8°C (46°F)7°C (45°F)7°C (44°F)
Precipitation0in0in0in0.1in0.1in0in0in0in
Humidity92%75%76%95%90%82%65%68%
Barometric pressure996 hPa992 hPa990 hPa991 hPa991 hPa995 hPa997 hPa1002 hPa
Cloud cover90%53%66%100%87%100%80%82%
Heat index14°C (56°F)15°C (58°F)14°C (58°F)13°C (56°F)12°C (53°F)11°C (52°F)11°C (52°F)10°C (50°F)
Dew point12°C (54°F)10°C (50°F)10°C (50°F)12°C (54°F)10°C (51°F)8°C (47°F)5°C (40°F)5°C (40°F)
Wind
Speed3km/h (2mph)31km/h (19mph)32km/h (20mph)19km/h (12mph)18km/h (11mph)36km/h (22mph)40km/h (25mph)34km/h (21mph)
Gusts6km/h (4mph)35km/h (22mph)38km/h (23mph)28km/h (17mph)26km/h (16mph)52km/h (32mph)57km/h (35mph)49km/h (31mph)
Direction 317°
NW
348°
NNW
356°
N
232°
SW
249°
WSW
234°
SW
239°
WSW
241°
WSW
Wind chill14°C (56°F)12°C (54°F)12°C (54°F)11°C (52°F)10°C (50°F)8°C (46°F)7°C (45°F)7°C (44°F)
Waves
Height0.6m (2.1ft)0.7m (2.2ft)0.7m (2.4ft)0.8m (2.6ft)1.1m (3.7ft)1.6m (5.2ft)1.7m (5.5ft)1.8m (5.8ft)
Direction 186°
S
185°
S
175°
S
175°
S
208°
SSW
203°
SSW
203°
SSW
206°
SSW
Period4.1 sec.6.4 sec.6.9 sec.7.0 sec.6.9 sec.6.6 sec.7.9 sec.7.8 sec.
Significant height0.2m (0.7ft)0.4m (1.3ft)0.8m (2.6ft)0.8m (2.6ft)1.3m (4.3ft)1.4m (4.6ft)1.4m (4.6ft)1.6m (5.2ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Tuesday 3 February 2026

On Tuesday 3 February 2026, the sun will rise at 06:41 and will set at 21:20 on the beach(es) of Stewart Island. The outside temperature will be a high of 58°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 23.6mph km/h (with gusts up to 32.3mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (51°F)11°C (52°F)11°C (51°F)13°C (55°F)14°C (56°F)14°C (58°F)14°C (57°F)14°C (57°F)
Perceived temperature6°C (44°F)8°C (46°F)8°C (46°F)10°C (50°F)11°C (52°F)12°C (53°F)12°C (53°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%63%71%63%69%70%80%83%
Barometric pressure1006 hPa1010 hPa1014 hPa1017 hPa1019 hPa1020 hPa1020 hPa1022 hPa
Cloud cover83%83%84%61%56%83%57%61%
Heat index10°C (51°F)11°C (52°F)11°C (51°F)13°C (55°F)14°C (56°F)14°C (58°F)14°C (57°F)14°C (57°F)
Dew point6°C (42°F)4°C (40°F)6°C (42°F)6°C (42°F)8°C (46°F)9°C (48°F)11°C (51°F)11°C (52°F)
Wind
Speed38km/h (23mph)33km/h (21mph)26km/h (16mph)33km/h (20mph)33km/h (21mph)36km/h (23mph)32km/h (20mph)33km/h (21mph)
Gusts52km/h (32mph)46km/h (29mph)37km/h (23mph)41km/h (26mph)45km/h (28mph)52km/h (32mph)49km/h (30mph)50km/h (31mph)
Direction 238°
WSW
237°
WSW
255°
WSW
264°
W
286°
WNW
286°
WNW
281°
W
283°
WNW
Wind chill6°C (44°F)8°C (46°F)8°C (46°F)10°C (50°F)11°C (52°F)12°C (53°F)12°C (53°F)11°C (52°F)
Waves
Height2.0m (6.4ft)1.9m (6.4ft)2.0m (6.5ft)1.9m (6.4ft)1.7m (5.7ft)1.6m (5.1ft)1.4m (4.5ft)1.1m (3.8ft)
Direction 207°
SSW
202°
SSW
198°
SSW
197°
SSW
197°
SSW
199°
SSW
201°
SSW
200°
SSW
Period8.0 sec.8.2 sec.11.2 sec.11.3 sec.11.0 sec.10.6 sec.10.2 sec.10.0 sec.
Significant height1.4m (4.6ft)1.1m (3.6ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.4m (1.3ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather on Wednesday 4 February 2026

On Wednesday 4 February 2026, the sun will rise at 06:42 and will set at 21:19 on the beach(es) of Stewart Island. The outside temperature will be a high of 61°F t and a low of 58°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 25.5mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature14°C (57°F)14°C (57°F)14°C (57°F)15°C (59°F)16°C (60°F)16°C (60°F)15°C (59°F)14°C (57°F)
Perceived temperature12°C (53°F)12°C (53°F)12°C (54°F)15°C (59°F)16°C (60°F)16°C (60°F)14°C (57°F)14°C (56°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%83%80%75%70%67%76%84%
Barometric pressure1022 hPa1023 hPa1023 hPa1024 hPa1023 hPa1022 hPa1021 hPa1021 hPa
Cloud cover92%53%40%82%77%43%46%100%
Heat index14°C (57°F)14°C (57°F)14°C (57°F)15°C (59°F)16°C (60°F)16°C (60°F)15°C (59°F)14°C (57°F)
Dew point11°C (52°F)11°C (52°F)11°C (51°F)11°C (52°F)10°C (51°F)10°C (50°F)11°C (51°F)11°C (52°F)
Wind
Speed27km/h (17mph)26km/h (16mph)27km/h (17mph)25km/h (15mph)23km/h (14mph)27km/h (17mph)13km/h (8mph)8km/h (5mph)
Gusts40km/h (25mph)39km/h (24mph)40km/h (25mph)36km/h (22mph)35km/h (22mph)41km/h (26mph)21km/h (13mph)13km/h (8mph)
Direction 283°
WNW
283°
WNW
287°
WNW
295°
WNW
304°
WNW
281°
W
319°
NW
62°
ENE
Wind chill12°C (53°F)12°C (53°F)12°C (54°F)15°C (59°F)16°C (60°F)16°C (60°F)14°C (57°F)14°C (56°F)
Waves
Height1.0m (3.4ft)1.0m (3.2ft)0.9m (3.1ft)0.9m (3.0ft)0.9m (2.8ft)0.8m (2.7ft)0.8m (2.7ft)0.8m (2.6ft)
Direction 201°
SSW
200°
SSW
195°
SSW
191°
SSW
187°
S
186°
S
206°
SSW
200°
SSW
Period9.7 sec.9.5 sec.9.8 sec.9.3 sec.8.9 sec.8.5 sec.8.3 sec.8.1 sec.
Significant height0.2m (0.7ft)0.3m (1ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)1.0m (3.3ft)0.6m (2ft)
Sea water temperature
Water temperature12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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