Sea weather in Sendai (Honshu) in Japan All the beach weather in Sendai (Honshu)

All the essential weather information for enjoying the beach in Sendai (Honshu) in Japan, 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 Sendai (Honshu) over the next 7 days?

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

Date Outside temp. Our opinion
Monday 20 July 202676°F to 85°Frecommended
Tuesday 21 July 202674°F to 85°Frecommended
Wednesday 22 July 202676°F to 85°Frecommended
Thursday 23 July 202672°F to 76°Frecommended
Friday 24 July 202670°F to 72°Frecommended
Saturday 25 July 202670°F to 72°Frecommended
Sunday 26 July 202670°F to 74°Frecommended

Sea Weather: Your daily and hourly sea weather in Sendai (Honshu)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 04:28 and will set at 18:56 on the beach(es) of Sendai (Honshu). The outside temperature will be a high of 85°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 9.3mph km/h (with gusts up to 16.8mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)25°C (76°F)28°C (83°F)28°C (83°F)27°C (81°F)24°C (75°F)25°C (77°F)
Perceived temperature26°C (79°F)26°C (79°F)27°C (81°F)32°C (89°F)31°C (89°F)31°C (88°F)26°C (80°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%93%88%73%73%79%93%89%
Barometric pressure1006 hPa1006 hPa1008 hPa1007 hPa1006 hPa1006 hPa1006 hPa1008 hPa
Cloud cover10%13%17%10%54%63%25%19%
Heat index26°C (79°F)26°C (79°F)27°C (81°F)32°C (89°F)31°C (89°F)31°C (88°F)26°C (80°F)28°C (82°F)
Dew point22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (73°F)23°C (74°F)
Wind
Speed5km/h (3mph)3km/h (2mph)3km/h (2mph)6km/h (4mph)15km/h (9mph)12km/h (8mph)5km/h (3mph)4km/h (3mph)
Gusts10km/h (6mph)7km/h (4mph)5km/h (3mph)9km/h (6mph)27km/h (17mph)24km/h (15mph)11km/h (7mph)9km/h (6mph)
Direction 17°
NNE
347°
NNW
287°
WNW
173°
S
128°
SE
177°
S
162°
SSE
306°
NW
Wind chill24°C (75°F)24°C (75°F)25°C (76°F)28°C (83°F)28°C (83°F)27°C (81°F)24°C (75°F)25°C (77°F)
Waves
Height0.9m (2.9ft)0.8m (2.6ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.5ft)0.8m (2.6ft)0.8m (2.7ft)0.8m (2.7ft)
Direction 109°
ESE
109°
ESE
109°
ESE
109°
ESE
109°
ESE
108°
ESE
93°
E
94°
E
Period8.7 sec.8.7 sec.8.6 sec.8.5 sec.8.4 sec.8.4 sec.11.5 sec.11.1 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)0.7m (2.3ft)0.8m (2.6ft)1.0m (3.3ft)1.2m (3.9ft)1.2m (3.9ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 04:29 and will set at 18:55 on the beach(es) of Sendai (Honshu). The outside temperature will be a high of 85°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 8.7mph km/h (with gusts up to 16.8mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (77°F)24°C (75°F)25°C (77°F)28°C (82°F)27°C (80°F)27°C (81°F)24°C (75°F)24°C (75°F)
Perceived temperature28°C (82°F)27°C (80°F)28°C (82°F)32°C (89°F)30°C (86°F)30°C (86°F)26°C (79°F)26°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%94%92%77%80%78%91%93%
Barometric pressure1007 hPa1007 hPa1008 hPa1008 hPa1007 hPa1007 hPa1008 hPa1009 hPa
Cloud cover20%19%52%28%45%46%22%18%
Heat index28°C (82°F)27°C (80°F)28°C (82°F)32°C (89°F)30°C (86°F)30°C (86°F)26°C (79°F)26°C (80°F)
Dew point23°C (74°F)23°C (73°F)23°C (74°F)24°C (74°F)23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)
Wind
Speed4km/h (2mph)1km/h (0mph)3km/h (2mph)5km/h (3mph)14km/h (9mph)13km/h (8mph)7km/h (4mph)6km/h (4mph)
Gusts7km/h (5mph)1km/h (1mph)5km/h (3mph)9km/h (5mph)27km/h (17mph)25km/h (15mph)14km/h (9mph)14km/h (8mph)
Direction 96°
E
306°
NW
288°
WNW
177°
S
133°
SE
155°
SSE
188°
S
200°
SSW
Wind chill25°C (77°F)24°C (75°F)25°C (77°F)28°C (82°F)27°C (80°F)27°C (81°F)24°C (75°F)24°C (75°F)
Waves
Height0.8m (2.7ft)0.8m (2.6ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.4ft)0.7m (2.4ft)0.7m (2.3ft)0.7m (2.2ft)
Direction 95°
E
97°
E
97°
E
97°
E
98°
E
98°
E
99°
E
99°
E
Period11.0 sec.10.8 sec.10.6 sec.10.5 sec.10.4 sec.10.3 sec.10.2 sec.10.2 sec.
Significant height1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 04:30 and will set at 18:55 on the beach(es) of Sendai (Honshu). The outside temperature will be a high of 85°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 9.3mph km/h (with gusts up to 17.4mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)25°C (76°F)28°C (82°F)27°C (80°F)24°C (75°F)25°C (77°F)24°C (76°F)
Perceived temperature26°C (80°F)26°C (80°F)27°C (81°F)31°C (88°F)30°C (85°F)26°C (80°F)28°C (82°F)27°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity94%94%90%76%76%90%85%88%
Barometric pressure1008 hPa1007 hPa1008 hPa1008 hPa1007 hPa1007 hPa1007 hPa1008 hPa
Cloud cover25%14%8%32%56%51%47%82%
Heat index26°C (80°F)26°C (80°F)27°C (81°F)31°C (88°F)30°C (85°F)26°C (80°F)28°C (82°F)27°C (80°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)
Wind
Speed3km/h (2mph)6km/h (4mph)5km/h (3mph)1km/h (1mph)15km/h (9mph)9km/h (6mph)7km/h (4mph)5km/h (3mph)
Gusts6km/h (4mph)13km/h (8mph)9km/h (5mph)2km/h (1mph)28km/h (18mph)20km/h (12mph)13km/h (8mph)9km/h (6mph)
Direction 193°
SSW
347°
NNW
306°
NW
135°
SE
133°
SE
163°
SSE
156°
SSE
188°
S
Wind chill24°C (75°F)24°C (75°F)25°C (76°F)28°C (82°F)27°C (80°F)24°C (75°F)25°C (77°F)24°C (76°F)
Waves
Height0.7m (2.2ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (1.9ft)0.6m (1.9ft)
Direction 99°
E
99°
E
99°
E
99°
E
99°
E
99°
E
100°
E
101°
E
Period10.1 sec.10.1 sec.9.9 sec.9.8 sec.9.8 sec.9.8 sec.9.9 sec.9.9 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 04:31 and will set at 18:54 on the beach(es) of Sendai (Honshu). 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 10.6mph km/h (with gusts up to 14.3mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)23°C (73°F)23°C (74°F)23°C (74°F)22°C (72°F)22°C (72°F)22°C (71°F)
Perceived temperature26°C (79°F)26°C (79°F)25°C (77°F)25°C (78°F)26°C (78°F)25°C (77°F)25°C (76°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%92%95%91%89%93%92%93%
Barometric pressure1008 hPa1007 hPa1009 hPa1009 hPa1009 hPa1010 hPa1011 hPa1012 hPa
Cloud cover51%42%48%62%70%85%87%100%
Heat index26°C (79°F)26°C (79°F)25°C (77°F)25°C (78°F)26°C (78°F)25°C (77°F)25°C (76°F)24°C (76°F)
Dew point22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)21°C (70°F)21°C (70°F)21°C (69°F)21°C (69°F)
Wind
Speed2km/h (1mph)4km/h (2mph)5km/h (3mph)13km/h (8mph)17km/h (11mph)13km/h (8mph)11km/h (7mph)10km/h (6mph)
Gusts4km/h (2mph)7km/h (4mph)9km/h (6mph)18km/h (11mph)23km/h (14mph)19km/h (12mph)16km/h (10mph)14km/h (9mph)
Direction 214°
SW
43°
NE
120°
ESE
112°
ESE
106°
ESE
115°
ESE
116°
ESE
113°
ESE
Wind chill24°C (75°F)24°C (75°F)23°C (73°F)23°C (74°F)23°C (74°F)22°C (72°F)22°C (72°F)22°C (71°F)
Waves
Height0.6m (1.8ft)0.5m (1.8ft)0.5m (1.7ft)0.5m (1.7ft)0.5m (1.7ft)0.5m (1.7ft)0.6m (1.9ft)0.6m (2.0ft)
Direction 101°
E
102°
ESE
102°
ESE
103°
ESE
104°
ESE
104°
ESE
104°
ESE
104°
ESE
Period9.8 sec.9.7 sec.9.6 sec.9.6 sec.9.5 sec.9.4 sec.9.3 sec.9.3 sec.
Significant height0.8m (2.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 04:31 and will set at 18:53 on the beach(es) of Sendai (Honshu). 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 6.2mph km/h (with gusts up to 8.7mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (71°F)21°C (71°F)21°C (70°F)21°C (69°F)21°C (70°F)21°C (70°F)21°C (70°F)
Perceived temperature22°C (71°F)22°C (71°F)21°C (71°F)21°C (70°F)21°C (69°F)21°C (70°F)21°C (70°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity93%94%94%93%95%94%95%96%
Barometric pressure1012 hPa1011 hPa1012 hPa1012 hPa1012 hPa1012 hPa1013 hPa1013 hPa
Cloud cover100%100%100%100%100%100%100%100%
Heat index24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)21°C (69°F)21°C (70°F)21°C (70°F)24°C (76°F)
Dew point21°C (69°F)20°C (69°F)20°C (69°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)21°C (69°F)
Wind
Speed7km/h (4mph)8km/h (5mph)8km/h (5mph)10km/h (6mph)6km/h (4mph)5km/h (3mph)5km/h (3mph)7km/h (4mph)
Gusts10km/h (6mph)11km/h (7mph)12km/h (7mph)14km/h (9mph)9km/h (6mph)7km/h (4mph)8km/h (5mph)11km/h (7mph)
Direction 119°
ESE
113°
ESE
98°
E
97°
E
84°
E
82°
E
42°
NE
43°
NE
Wind chill22°C (71°F)22°C (71°F)21°C (71°F)21°C (70°F)21°C (69°F)21°C (70°F)21°C (70°F)21°C (70°F)
Waves
Height0.6m (1.9ft)0.5m (1.7ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.5ft)0.5m (1.5ft)0.5m (1.5ft)0.5m (1.5ft)
Direction 105°
ESE
108°
ESE
109°
ESE
106°
ESE
107°
ESE
108°
ESE
109°
ESE
110°
ESE
Period9.3 sec.9.4 sec.9.4 sec.9.3 sec.9.1 sec.9.1 sec.9.0 sec.8.9 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)

Sea weather on Saturday 25 July 2026

On Saturday 25 July 2026, the sun will rise at 04:32 and will set at 18:52 on the beach(es) of Sendai (Honshu). 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 9.3mph km/h (with gusts up to 13.7mph). Wave height will be up to 1.6ft 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 (70°F)21°C (70°F)22°C (71°F)21°C (71°F)21°C (71°F)
Perceived temperature21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)21°C (71°F)21°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity96%95%92%90%86%82%81%85%
Barometric pressure1013 hPa1013 hPa1014 hPa1015 hPa1014 hPa1013 hPa1013 hPa1013 hPa
Cloud cover100%100%100%100%100%100%100%100%
Heat index24°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)
Dew point21°C (69°F)20°C (69°F)20°C (68°F)19°C (67°F)19°C (66°F)18°C (65°F)18°C (65°F)19°C (66°F)
Wind
Speed9km/h (6mph)13km/h (8mph)15km/h (9mph)13km/h (8mph)12km/h (7mph)10km/h (6mph)9km/h (6mph)9km/h (5mph)
Gusts13km/h (8mph)18km/h (11mph)22km/h (13mph)18km/h (11mph)17km/h (10mph)15km/h (9mph)14km/h (8mph)13km/h (8mph)
Direction 63°
ENE
87°
E
91°
E
95°
E
103°
ESE
105°
ESE
121°
ESE
135°
SE
Wind chill21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)21°C (71°F)21°C (71°F)
Waves
Height0.5m (1.5ft)0.5m (1.5ft)0.5m (1.5ft)0.5m (1.5ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.8ft)
Direction 115°
ESE
114°
ESE
114°
ESE
110°
ESE
110°
ESE
115°
ESE
114°
ESE
114°
ESE
Period8.9 sec.8.8 sec.8.7 sec.8.6 sec.8.6 sec.8.6 sec.8.5 sec.8.5 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)

Sea weather on Sunday 26 July 2026

On Sunday 26 July 2026, the sun will rise at 04:33 and will set at 18:52 on the beach(es) of Sendai (Honshu). The outside temperature will be a high of 74°F t and a low of 70°F. Precipitation is in the forecast (0.1in 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 12.4mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (70°F)21°C (70°F)21°C (70°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)
Perceived temperature21°C (70°F)21°C (70°F)21°C (70°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0.1in0in0in
Humidity89%91%91%90%88%92%95%96%
Barometric pressure1012 hPa1011 hPa1011 hPa1011 hPa1010 hPa1008 hPa1009 hPa1009 hPa
Cloud cover100%100%100%100%97%93%100%97%
Heat index24°C (76°F)21°C (70°F)24°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)
Dew point19°C (67°F)19°C (67°F)20°C (68°F)20°C (69°F)21°C (69°F)21°C (70°F)21°C (70°F)21°C (71°F)
Wind
Speed11km/h (7mph)14km/h (9mph)13km/h (8mph)13km/h (8mph)13km/h (8mph)11km/h (7mph)12km/h (7mph)12km/h (8mph)
Gusts16km/h (10mph)20km/h (12mph)19km/h (12mph)18km/h (11mph)18km/h (11mph)16km/h (10mph)18km/h (11mph)19km/h (12mph)
Direction 149°
SSE
148°
SSE
157°
SSE
162°
SSE
141°
SE
155°
SSE
147°
SSE
159°
SSE
Wind chill21°C (70°F)21°C (70°F)21°C (70°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)
Waves
Height0.6m (2.0ft)0.7m (2.3ft)0.7m (2.2ft)0.6m (2.0ft)0.6m (2.1ft)0.7m (2.5ft)0.8m (2.6ft)0.8m (2.7ft)
Direction 114°
ESE
114°
ESE
114°
ESE
115°
ESE
115°
ESE
114°
ESE
114°
ESE
103°
ESE
Period5.8 sec.5.8 sec.5.8 sec.6.3 sec.8.0 sec.5.7 sec.6.0 sec.6.1 sec.
Significant height0.6m (2ft)0.8m (2.6ft)0.5m (1.6ft)0.5m (1.6ft)0.8m (2.6ft)0.9m (3ft)1.1m (3.6ft)1.1m (3.6ft)
Sea water temperature
Water temperature20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)20°C (69°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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