Sea weather in Tomakomai in Japan All the beach weather in Tomakomai

All the essential weather information for enjoying the beach in Tomakomai 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 Tomakomai over the next 7 days?

Discover the best moment to go to the beach in Tomakomai in Japan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Tomakomai. 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 202529°F to 34°Fnot recommended
Saturday 6 December 202534°F to 45°Fdiscouraged
Sunday 7 December 202541°F to 47°Fdiscouraged
Monday 8 December 202536°F to 41°Fdiscouraged
Tuesday 9 December 202531°F to 34°Fnot recommended
Wednesday 10 December 202531°F to 40°Fnot recommended
Thursday 11 December 202529°F to 40°Fnot recommended

Sea Weather: Your daily and hourly sea weather in Tomakomai

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 06:48 and will set at 16:00 on the beach(es) of Tomakomai. The outside temperature will be a high of 34°F t and a low of 29°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 19.9mph km/h (with gusts up to 29.8mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-1°C (30°F)-1°C (30°F)-2°C (28°F)-0°C (31°F)1°C (33°F)1°C (33°F)0°C (32°F)1°C (33°F)
Perceived temperature-8°C (17°F)-8°C (18°F)-8°C (17°F)-7°C (20°F)-6°C (22°F)-6°C (22°F)-7°C (20°F)-6°C (22°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity67%71%72%63%52%59%62%66%
Barometric pressure1006 hPa1007 hPa1008 hPa1009 hPa1009 hPa1010 hPa1011 hPa1011 hPa
Cloud cover52%89%70%20%10%23%57%82%
Heat index-1°C (30°F)-1°C (30°F)-2°C (28°F)-0°C (31°F)1°C (33°F)1°C (33°F)0°C (32°F)1°C (33°F)
Dew point-7°C (20°F)-6°C (21°F)-6°C (21°F)-7°C (20°F)-8°C (17°F)-6°C (20°F)-6°C (21°F)-5°C (23°F)
Wind
Speed30km/h (19mph)28km/h (18mph)24km/h (15mph)28km/h (18mph)30km/h (19mph)29km/h (18mph)32km/h (20mph)30km/h (19mph)
Gusts39km/h (24mph)36km/h (22mph)34km/h (21mph)34km/h (21mph)41km/h (26mph)42km/h (26mph)48km/h (30mph)43km/h (27mph)
Direction 278°
W
280°
W
284°
WNW
276°
W
289°
WNW
275°
W
271°
W
271°
W
Wind chill-8°C (17°F)-8°C (18°F)-8°C (17°F)-7°C (20°F)-6°C (22°F)-6°C (22°F)-7°C (20°F)-6°C (22°F)
Waves
Height0.9m (2.9ft)0.8m (2.8ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.4ft)0.8m (2.6ft)0.8m (2.8ft)1.0m (3.2ft)
Direction 250°
WSW
254°
WSW
265°
W
259°
W
260°
W
140°
SE
140°
SE
251°
WSW
Period10.7 sec.10.1 sec.4.3 sec.9.5 sec.13.1 sec.12.5 sec.12.1 sec.11.7 sec.
Significant height1.2m (3.9ft)1.1m (3.6ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)1.2m (3.9ft)1.3m (4.3ft)
Sea water temperature
Water temperature11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 06:49 and will set at 16:00 on the beach(es) of Tomakomai. The outside temperature will be a high of 45°F t and a low of 34°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 23mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature1°C (34°F)2°C (35°F)2°C (36°F)5°C (40°F)7°C (44°F)6°C (43°F)6°C (42°F)6°C (43°F)
Perceived temperature-5°C (24°F)-3°C (26°F)-2°C (28°F)0°C (32°F)2°C (36°F)3°C (37°F)2°C (36°F)2°C (36°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%73%69%63%58%66%75%85%
Barometric pressure1012 hPa1014 hPa1017 hPa1018 hPa1017 hPa1017 hPa1017 hPa1017 hPa
Cloud cover92%84%48%7%73%55%88%74%
Heat index1°C (34°F)2°C (35°F)2°C (36°F)5°C (40°F)7°C (44°F)6°C (43°F)6°C (42°F)6°C (43°F)
Dew point-3°C (26°F)-3°C (27°F)-3°C (27°F)-2°C (29°F)-1°C (30°F)0°C (33°F)2°C (35°F)4°C (39°F)
Wind
Speed27km/h (17mph)23km/h (14mph)21km/h (13mph)25km/h (15mph)26km/h (16mph)18km/h (11mph)18km/h (11mph)22km/h (14mph)
Gusts37km/h (23mph)33km/h (20mph)34km/h (21mph)34km/h (21mph)35km/h (22mph)30km/h (19mph)34km/h (21mph)37km/h (23mph)
Direction 275°
W
280°
W
275°
W
269°
W
268°
W
250°
WSW
213°
SSW
205°
SSW
Wind chill-5°C (24°F)-3°C (26°F)-2°C (28°F)0°C (32°F)2°C (36°F)3°C (37°F)2°C (36°F)2°C (36°F)
Waves
Height0.9m (2.9ft)0.8m (2.7ft)0.8m (2.7ft)0.8m (2.7ft)0.8m (2.8ft)0.7m (2.2ft)0.5m (1.6ft)0.5m (1.8ft)
Direction 253°
WSW
138°
SE
268°
W
266°
W
251°
WSW
241°
WSW
141°
SE
227°
SW
Period11.3 sec.11.0 sec.4.7 sec.10.2 sec.10.0 sec.4.2 sec.9.5 sec.9.5 sec.
Significant height1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 06:50 and will set at 16:00 on the beach(es) of Tomakomai. The outside temperature will be a high of 47°F t and a low of 41°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 16.2mph km/h (with gusts up to 23.6mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature6°C (43°F)6°C (43°F)6°C (43°F)7°C (45°F)8°C (46°F)8°C (46°F)6°C (42°F)5°C (42°F)
Perceived temperature4°C (38°F)3°C (37°F)3°C (38°F)4°C (39°F)4°C (39°F)5°C (41°F)3°C (37°F)3°C (37°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%88%82%77%78%73%76%79%
Barometric pressure1015 hPa1014 hPa1014 hPa1015 hPa1013 hPa1012 hPa1013 hPa1012 hPa
Cloud cover95%100%46%84%100%83%23%64%
Heat index6°C (43°F)6°C (43°F)6°C (43°F)7°C (45°F)8°C (46°F)8°C (46°F)6°C (42°F)5°C (42°F)
Dew point3°C (38°F)4°C (40°F)3°C (38°F)3°C (38°F)4°C (40°F)3°C (38°F)2°C (35°F)2°C (36°F)
Wind
Speed11km/h (7mph)19km/h (12mph)13km/h (8mph)17km/h (10mph)26km/h (16mph)19km/h (12mph)16km/h (10mph)12km/h (7mph)
Gusts20km/h (12mph)31km/h (19mph)24km/h (15mph)24km/h (15mph)38km/h (24mph)33km/h (20mph)32km/h (20mph)22km/h (14mph)
Direction 197°
SSW
202°
SSW
234°
SW
218°
SW
215°
SW
229°
SW
248°
WSW
257°
WSW
Wind chill4°C (38°F)3°C (37°F)3°C (38°F)4°C (39°F)4°C (39°F)5°C (41°F)3°C (37°F)3°C (37°F)
Waves
Height0.5m (1.7ft)0.7m (2.2ft)0.8m (2.6ft)0.9m (3.0ft)0.9m (3.0ft)0.9m (3.0ft)0.8m (2.8ft)0.7m (2.5ft)
Direction 190°
S
177°
S
162°
SSE
160°
SSE
158°
SSE
158°
SSE
160°
SSE
160°
SSE
Period5.1 sec.5.3 sec.6.3 sec.6.3 sec.6.3 sec.6.0 sec.5.7 sec.5.9 sec.
Significant height0.5m (1.6ft)1.0m (3.3ft)1.2m (3.9ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.6ft)1.2m (3.9ft)1.1m (3.6ft)
Sea water temperature
Water temperature11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 06:50 and will set at 16:00 on the beach(es) of Tomakomai. The outside temperature will be a high of 41°F t and a low of 36°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 21.8mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (42°F)5°C (40°F)4°C (39°F)4°C (40°F)4°C (38°F)3°C (38°F)2°C (36°F)2°C (36°F)
Perceived temperature2°C (36°F)0°C (33°F)-0°C (32°F)3°C (37°F)4°C (38°F)2°C (35°F)-3°C (27°F)-2°C (29°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%75%74%70%77%79%92%74%
Barometric pressure1011 hPa1011 hPa1011 hPa1010 hPa1008 hPa1007 hPa1009 hPa1011 hPa
Cloud cover4%3%2%100%87%86%94%8%
Heat index5°C (42°F)5°C (40°F)4°C (39°F)4°C (40°F)4°C (38°F)3°C (38°F)2°C (36°F)2°C (36°F)
Dew point2°C (35°F)0°C (33°F)-0°C (31°F)-1°C (31°F)-0°C (32°F)0°C (32°F)1°C (34°F)-2°C (29°F)
Wind
Speed16km/h (10mph)21km/h (13mph)17km/h (10mph)5km/h (3mph)2km/h (1mph)6km/h (4mph)20km/h (13mph)15km/h (9mph)
Gusts28km/h (17mph)35km/h (22mph)28km/h (17mph)8km/h (5mph)3km/h (2mph)10km/h (6mph)28km/h (18mph)23km/h (14mph)
Direction 262°
W
264°
W
273°
W
308°
NW
345°
NNW
330°
NNW
331°
NNW
302°
WNW
Wind chill2°C (36°F)0°C (33°F)-0°C (32°F)3°C (37°F)4°C (38°F)2°C (35°F)-3°C (27°F)-2°C (29°F)
Waves
Height0.8m (2.6ft)0.8m (2.6ft)0.7m (2.2ft)0.5m (1.8ft)0.5m (1.6ft)0.4m (1.4ft)0.5m (1.5ft)0.5m (1.7ft)
Direction 150°
SSE
151°
SSE
151°
SSE
151°
SSE
157°
SSE
158°
SSE
158°
SSE
164°
SSE
Period7.2 sec.7.4 sec.7.4 sec.7.3 sec.7.1 sec.6.7 sec.6.7 sec.6.4 sec.
Significant height1.2m (3.9ft)1.1m (3.6ft)0.7m (2.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.8m (2.6ft)
Sea water temperature
Water temperature11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 06:51 and will set at 16:00 on the beach(es) of Tomakomai. The outside temperature will be a high of 34°F t and a low of 31°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 16.2mph km/h (with gusts up to 21.1mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature1°C (35°F)1°C (33°F)0°C (33°F)1°C (34°F)1°C (35°F)0°C (33°F)-1°C (30°F)-1°C (31°F)
Perceived temperature-3°C (26°F)-4°C (25°F)-5°C (24°F)-5°C (23°F)-4°C (24°F)-5°C (23°F)-7°C (20°F)-6°C (21°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%72%70%63%51%57%68%69%
Barometric pressure1012 hPa1013 hPa1014 hPa1015 hPa1015 hPa1017 hPa1019 hPa1020 hPa
Cloud cover78%10%77%85%88%18%86%78%
Heat index1°C (35°F)1°C (33°F)0°C (33°F)1°C (34°F)1°C (35°F)0°C (33°F)-1°C (30°F)-1°C (31°F)
Dew point-3°C (27°F)-4°C (25°F)-4°C (24°F)-5°C (22°F)-7°C (19°F)-7°C (19°F)-6°C (21°F)-6°C (22°F)
Wind
Speed19km/h (12mph)17km/h (10mph)19km/h (12mph)26km/h (16mph)26km/h (16mph)22km/h (14mph)22km/h (14mph)21km/h (13mph)
Gusts29km/h (18mph)24km/h (15mph)27km/h (17mph)32km/h (20mph)34km/h (21mph)33km/h (21mph)34km/h (21mph)29km/h (18mph)
Direction 289°
WNW
294°
WNW
292°
WNW
291°
WNW
298°
WNW
297°
WNW
289°
WNW
286°
WNW
Wind chill-3°C (26°F)-4°C (25°F)-5°C (24°F)-5°C (23°F)-4°C (24°F)-5°C (23°F)-7°C (20°F)-6°C (21°F)
Waves
Height0.6m (1.8ft)0.6m (1.9ft)0.6m (1.9ft)0.6m (1.8ft)0.6m (2.1ft)0.7m (2.4ft)0.7m (2.4ft)0.7m (2.2ft)
Direction 151°
SSE
158°
SSE
161°
SSE
179°
S
256°
WSW
257°
WSW
262°
W
264°
W
Period7.3 sec.7.5 sec.7.4 sec.7.3 sec.7.8 sec.7.7 sec.7.7 sec.4.6 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)1.0m (3.3ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 06:52 and will set at 16:00 on the beach(es) of Tomakomai. The outside temperature will be a high of 40°F t and a low of 31°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 17.4mph km/h (with gusts up to 27.3mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-1°C (31°F)-0°C (31°F)-1°C (31°F)1°C (33°F)3°C (37°F)4°C (38°F)3°C (38°F)4°C (39°F)
Perceived temperature-6°C (21°F)-6°C (20°F)-6°C (22°F)-4°C (24°F)-3°C (27°F)-2°C (29°F)-2°C (28°F)-1°C (30°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%69%65%55%51%55%66%74%
Barometric pressure1020 hPa1020 hPa1022 hPa1023 hPa1021 hPa1020 hPa1018 hPa1016 hPa
Cloud cover75%77%8%20%56%100%94%75%
Heat index-1°C (31°F)-0°C (31°F)-1°C (31°F)1°C (33°F)3°C (37°F)4°C (38°F)3°C (38°F)4°C (39°F)
Dew point-6°C (22°F)-5°C (22°F)-7°C (20°F)-7°C (19°F)-7°C (20°F)-4°C (24°F)-3°C (27°F)-0°C (32°F)
Wind
Speed20km/h (13mph)26km/h (16mph)16km/h (10mph)20km/h (13mph)24km/h (15mph)28km/h (18mph)28km/h (17mph)25km/h (16mph)
Gusts28km/h (17mph)34km/h (21mph)24km/h (15mph)25km/h (16mph)32km/h (20mph)42km/h (26mph)44km/h (28mph)39km/h (24mph)
Direction 287°
WNW
283°
WNW
293°
WNW
277°
W
254°
WSW
254°
WSW
250°
WSW
245°
WSW
Wind chill-6°C (21°F)-6°C (20°F)-6°C (22°F)-4°C (24°F)-3°C (27°F)-2°C (29°F)-2°C (28°F)-1°C (30°F)
Waves
Height0.6m (2.1ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.2ft)0.5m (1.7ft)0.4m (1.4ft)0.4m (1.2ft)0.4m (1.2ft)
Direction 279°
W
270°
W
270°
W
269°
W
143°
SE
142°
SE
140°
SE
140°
SE
Period4.2 sec.9.6 sec.9.9 sec.10.0 sec.4.3 sec.9.8 sec.10.3 sec.10.6 sec.
Significant height0.9m (3ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 06:53 and will set at 16:00 on the beach(es) of Tomakomai. The outside temperature will be a high of 40°F t and a low of 29°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 17.4mph km/h (with gusts up to 26.7mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (39°F)2°C (35°F)-0°C (31°F)-1°C (31°F)-1°C (31°F)-1°C (31°F)-2°C (29°F)-1°C (30°F)
Perceived temperature-1°C (30°F)-2°C (28°F)-6°C (21°F)-6°C (22°F)-4°C (25°F)-3°C (26°F)-5°C (23°F)-6°C (22°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity69%80%59%54%46%49%58%61%
Barometric pressure1015 hPa1017 hPa1018 hPa1020 hPa1020 hPa1020 hPa1021 hPa1021 hPa
Cloud cover85%73%0%2%44%49%100%100%
Heat index4°C (39°F)2°C (35°F)-0°C (31°F)-1°C (31°F)-1°C (31°F)-1°C (31°F)-2°C (29°F)-1°C (30°F)
Dew point-1°C (30°F)-2°C (29°F)-7°C (19°F)-9°C (16°F)-11°C (13°F)-10°C (14°F)-9°C (16°F)-8°C (18°F)
Wind
Speed28km/h (17mph)14km/h (9mph)22km/h (13mph)17km/h (11mph)10km/h (6mph)8km/h (5mph)10km/h (6mph)13km/h (8mph)
Gusts43km/h (27mph)22km/h (14mph)31km/h (19mph)21km/h (13mph)14km/h (8mph)12km/h (8mph)15km/h (10mph)18km/h (11mph)
Direction 268°
W
314°
NW
293°
WNW
311°
NW
320°
NW
299°
WNW
299°
WNW
292°
WNW
Wind chill-1°C (30°F)-2°C (28°F)-6°C (21°F)-6°C (22°F)-4°C (25°F)-3°C (26°F)-5°C (23°F)-6°C (22°F)
Waves
Height0.4m (1.2ft)0.4m (1.4ft)0.4m (1.3ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)
Direction 139°
SE
138°
SE
138°
SE
137°
SE
137°
SE
138°
SE
138°
SE
137°
SE
Period10.6 sec.10.7 sec.10.8 sec.10.8 sec.10.7 sec.10.7 sec.10.7 sec.11.2 sec.
Significant height0.6m (2ft)0.7m (2.3ft)0.5m (1.6ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)11°C (53°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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