Sea weather in Mljet on the Croatian Islands All the beach weather in Mljet

All the essential weather information for enjoying the beach in Mljet on the Croatian Islands, 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 Mljet over the next 7 days?

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

Date Outside temp. Our opinion
Sunday 19 July 202674°F to 81°Frecommended
Monday 20 July 202676°F to 83°Frecommended
Tuesday 21 July 202672°F to 81°Frecommended
Wednesday 22 July 202668°F to 79°Fdiscouraged
Thursday 23 July 202672°F to 77°Fdiscouraged
Friday 24 July 202668°F to 76°Fnot recommended
Saturday 25 July 202672°F to 81°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Mljet

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 05:28 and will set at 20:21 on the beach(es) of Mljet. The outside temperature will be a high of 81°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 6.8mph km/h (with gusts up to 13.1mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)25°C (76°F)26°C (79°F)27°C (80°F)24°C (74°F)25°C (77°F)26°C (79°F)26°C (78°F)
Perceived temperature26°C (79°F)26°C (79°F)28°C (82°F)29°C (84°F)25°C (77°F)26°C (80°F)27°C (81°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity67%61%61%68%68%62%66%66%
Barometric pressure1011 hPa1011 hPa1012 hPa1013 hPa1013 hPa1011 hPa1011 hPa1013 hPa
Cloud cover3%1%2%0%4%0%1%6%
Heat index26°C (79°F)26°C (79°F)28°C (82°F)29°C (84°F)25°C (77°F)26°C (80°F)27°C (81°F)27°C (81°F)
Dew point18°C (65°F)16°C (62°F)18°C (65°F)21°C (69°F)17°C (63°F)17°C (63°F)19°C (66°F)19°C (66°F)
Wind
Speed8km/h (5mph)10km/h (6mph)11km/h (7mph)11km/h (7mph)6km/h (4mph)7km/h (4mph)1km/h (1mph)5km/h (3mph)
Gusts15km/h (9mph)21km/h (13mph)17km/h (11mph)16km/h (10mph)13km/h (8mph)14km/h (9mph)3km/h (2mph)10km/h (6mph)
Direction 12°
NNE
68°
ENE
141°
SE
145°
SE
146°
SE
94°
E
93°
E
316°
NW
Wind chill25°C (76°F)25°C (76°F)26°C (79°F)27°C (80°F)24°C (74°F)25°C (77°F)26°C (79°F)26°C (78°F)
Waves
Height0.1m (0.5ft)0.1m (0.4ft)0.2m (0.5ft)0.2m (0.7ft)0.2m (0.6ft)0.1m (0.5ft)0.1m (0.4ft)0.5m (1.6ft)
Direction 201°
SSW
212°
SSW
168°
SSE
164°
SSE
166°
SSE
161°
SSE
162°
SSE
164°
SSE
Period3.0 sec.2.9 sec.3.2 sec.3.8 sec.3.6 sec.2.5 sec.2.6 sec.2.6 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:29 and will set at 20:20 on the beach(es) of Mljet. The outside temperature will be a high of 83°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 6.8mph km/h (with gusts up to 14.3mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)25°C (78°F)27°C (81°F)28°C (83°F)25°C (76°F)26°C (79°F)26°C (78°F)25°C (76°F)
Perceived temperature27°C (80°F)27°C (80°F)28°C (83°F)29°C (85°F)26°C (78°F)27°C (80°F)27°C (81°F)26°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity57%61%57%53%52%54%64%80%
Barometric pressure1013 hPa1012 hPa1014 hPa1014 hPa1013 hPa1013 hPa1013 hPa1016 hPa
Cloud cover12%7%2%4%9%5%4%9%
Heat index27°C (80°F)27°C (80°F)28°C (83°F)29°C (85°F)26°C (78°F)27°C (80°F)27°C (81°F)26°C (80°F)
Dew point17°C (62°F)17°C (63°F)18°C (64°F)18°C (64°F)14°C (57°F)16°C (61°F)18°C (65°F)21°C (69°F)
Wind
Speed11km/h (7mph)8km/h (5mph)2km/h (1mph)6km/h (4mph)5km/h (3mph)8km/h (5mph)8km/h (5mph)5km/h (3mph)
Gusts23km/h (15mph)17km/h (10mph)3km/h (2mph)10km/h (6mph)11km/h (7mph)17km/h (11mph)16km/h (10mph)11km/h (7mph)
Direction 37°
NE
36°
NE
70°
ENE
254°
WSW
235°
SW
320°
NW
354°
N
298°
WNW
Wind chill26°C (79°F)25°C (78°F)27°C (81°F)28°C (83°F)25°C (76°F)26°C (79°F)26°C (78°F)25°C (76°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.4m (1.2ft)0.2m (0.6ft)0.4m (1.4ft)0.3m (1.1ft)0.1m (0.4ft)0.1m (0.5ft)
Direction 353°
N
12°
NNE
167°
SSE
167°
SSE
168°
SSE
168°
SSE
266°
W
328°
NNW
Period3.0 sec.3.0 sec.3.6 sec.3.6 sec.3.4 sec.3.3 sec.3.2 sec.1.9 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:30 and will set at 20:19 on the beach(es) of Mljet. The outside temperature will be a high of 81°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 12.4mph km/h (with gusts up to 20.5mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (76°F)24°C (76°F)26°C (79°F)27°C (80°F)23°C (74°F)24°C (75°F)25°C (78°F)24°C (75°F)
Perceived temperature26°C (79°F)26°C (79°F)28°C (82°F)28°C (83°F)25°C (77°F)26°C (78°F)27°C (81°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%66%61%60%58%61%74%79%
Barometric pressure1014 hPa1013 hPa1013 hPa1014 hPa1013 hPa1011 hPa1014 hPa1015 hPa
Cloud cover5%6%4%5%4%0%30%14%
Heat index26°C (79°F)26°C (79°F)28°C (82°F)28°C (83°F)25°C (77°F)26°C (78°F)27°C (81°F)26°C (78°F)
Dew point19°C (65°F)18°C (64°F)18°C (65°F)18°C (65°F)15°C (58°F)16°C (61°F)20°C (68°F)20°C (68°F)
Wind
Speed16km/h (10mph)10km/h (6mph)4km/h (2mph)8km/h (5mph)8km/h (5mph)5km/h (3mph)20km/h (13mph)8km/h (5mph)
Gusts33km/h (21mph)21km/h (13mph)6km/h (4mph)12km/h (7mph)16km/h (10mph)11km/h (7mph)32km/h (20mph)13km/h (8mph)
Direction 22°
NNE
15°
NNE
139°
SE
248°
WSW
270°
W
350°
N
292°
WNW
254°
WSW
Wind chill24°C (76°F)24°C (76°F)26°C (79°F)27°C (80°F)23°C (74°F)24°C (75°F)25°C (78°F)24°C (75°F)
Waves
Height0.2m (0.8ft)0.2m (0.7ft)0.2m (0.5ft)0.1m (0.4ft)0.6m (1.8ft)0.6m (1.9ft)0.5m (1.6ft)0.5m (1.5ft)
Direction 17°
NNE

N
247°
WSW
245°
WSW
243°
WSW
246°
WSW
290°
WNW
292°
WNW
Period2.2 sec.2.3 sec.2.8 sec.2.9 sec.2.8 sec.2.8 sec.3.2 sec.3.9 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.4m (1.3ft)1.0m (3.3ft)0.6m (2ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:30 and will set at 20:18 on the beach(es) of Mljet. The outside temperature will be a high of 79°F t and a low of 68°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 18mph km/h (with gusts up to 22.4mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (71°F)23°C (73°F)26°C (79°F)22°C (72°F)24°C (74°F)21°C (69°F)23°C (74°F)
Perceived temperature22°C (71°F)22°C (71°F)25°C (77°F)26°C (80°F)25°C (76°F)25°C (77°F)21°C (69°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%71%61%48%54%61%61%62%
Barometric pressure1014 hPa1013 hPa1014 hPa1014 hPa1013 hPa1012 hPa1011 hPa1012 hPa
Cloud cover7%9%7%10%6%0%0%0%
Heat index24°C (76°F)24°C (76°F)25°C (77°F)26°C (80°F)25°C (76°F)25°C (77°F)21°C (69°F)25°C (77°F)
Dew point17°C (63°F)16°C (61°F)15°C (58°F)14°C (58°F)13°C (55°F)16°C (60°F)13°C (55°F)16°C (60°F)
Wind
Speed15km/h (9mph)12km/h (7mph)15km/h (9mph)6km/h (4mph)17km/h (11mph)29km/h (18mph)23km/h (15mph)19km/h (12mph)
Gusts26km/h (16mph)20km/h (12mph)20km/h (12mph)8km/h (5mph)22km/h (13mph)29km/h (18mph)25km/h (16mph)36km/h (23mph)
Direction 25°
NNE
52°
NE
26°
NNE
245°
WSW
244°
WSW
280°
W
310°
NW
312°
NW
Wind chill22°C (71°F)22°C (71°F)23°C (73°F)26°C (79°F)22°C (72°F)24°C (74°F)21°C (69°F)23°C (74°F)
Waves
Height0.3m (1.1ft)0.5m (1.5ft)0.4m (1.5ft)0.3m (1.0ft)0.4m (1.2ft)1.2m (3.9ft)1.2m (4.1ft)0.7m (2.5ft)
Direction 282°
WNW
27°
NNE
54°
NE
108°
ESE
272°
W
290°
WNW
291°
WNW
287°
WNW
Period3.8 sec.3.7 sec.3.1 sec.3.1 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.
Significant height0.6m (2ft)0.9m (3ft)0.7m (2.3ft)0.4m (1.3ft)0.7m (2.3ft)1.4m (4.6ft)1.3m (4.3ft)0.6m (2ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:31 and will set at 20:17 on the beach(es) of Mljet. The outside temperature will be a high of 77°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 16.2mph km/h (with gusts up to 23.6mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (73°F)24°C (76°F)25°C (77°F)22°C (71°F)23°C (74°F)24°C (75°F)23°C (73°F)
Perceived temperature25°C (76°F)25°C (76°F)26°C (78°F)27°C (80°F)22°C (71°F)25°C (77°F)25°C (78°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity53%56%55%64%62%54%60%69%
Barometric pressure1012 hPa1011 hPa1011 hPa1011 hPa1009 hPa1008 hPa1007 hPa1009 hPa
Cloud cover0%2%4%5%5%5%66%48%
Heat index25°C (76°F)25°C (76°F)26°C (78°F)27°C (80°F)25°C (76°F)25°C (77°F)25°C (78°F)25°C (77°F)
Dew point13°C (55°F)13°C (56°F)15°C (59°F)18°C (64°F)14°C (57°F)13°C (56°F)16°C (60°F)17°C (62°F)
Wind
Speed13km/h (8mph)12km/h (7mph)13km/h (8mph)17km/h (11mph)12km/h (7mph)3km/h (2mph)8km/h (5mph)26km/h (16mph)
Gusts24km/h (15mph)22km/h (13mph)18km/h (11mph)21km/h (13mph)24km/h (15mph)6km/h (4mph)14km/h (9mph)38km/h (24mph)
Direction 39°
NE
65°
ENE
93°
E
152°
SSE
183°
S
174°
S
294°
WNW
286°
WNW
Wind chill23°C (73°F)23°C (73°F)24°C (76°F)25°C (77°F)22°C (71°F)23°C (74°F)24°C (75°F)23°C (73°F)
Waves
Height0.6m (2.1ft)0.6m (1.9ft)0.4m (1.5ft)0.3m (1.1ft)0.3m (1.1ft)0.4m (1.2ft)0.3m (0.9ft)0.4m (1.2ft)
Direction 271°
W
269°
W
277°
W
272°
W
260°
W
250°
WSW
255°
WSW
267°
W
Period4.8 sec.5.1 sec.5.1 sec.4.6 sec.3.0 sec.4.0 sec.2.6 sec.2.6 sec.
Significant height1.0m (3.3ft)0.9m (3ft)0.6m (2ft)0.3m (1ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.6m (2ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:32 and will set at 20:16 on the beach(es) of Mljet. The outside temperature will be a high of 76°F t and a low of 68°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 26.1mph km/h (with gusts up to 36mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature20°C (67°F)20°C (68°F)20°C (69°F)23°C (74°F)24°C (76°F)23°C (74°F)23°C (74°F)23°C (73°F)
Perceived temperature20°C (67°F)20°C (68°F)20°C (69°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (76°F)25°C (76°F)
Precipitation0.1in0in0in0in0in0in0in0in
Humidity80%63%60%46%43%42%46%49%
Barometric pressure1009 hPa1008 hPa1008 hPa1008 hPa1008 hPa1008 hPa1008 hPa1010 hPa
Cloud cover70%98%61%20%13%12%8%4%
Heat index20°C (67°F)20°C (68°F)20°C (69°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (76°F)25°C (76°F)
Dew point16°C (61°F)13°C (55°F)12°C (54°F)11°C (51°F)11°C (52°F)10°C (50°F)11°C (52°F)12°C (53°F)
Wind
Speed8km/h (5mph)39km/h (24mph)42km/h (26mph)33km/h (20mph)39km/h (24mph)36km/h (23mph)32km/h (20mph)22km/h (14mph)
Gusts12km/h (7mph)52km/h (33mph)58km/h (36mph)40km/h (25mph)55km/h (34mph)38km/h (24mph)39km/h (24mph)39km/h (24mph)
Direction 321°
NW
32°
NNE
38°
NE
36°
NE
24°
NNE
18°
NNE
357°
N
343°
NNW
Wind chill20°C (67°F)20°C (68°F)20°C (69°F)23°C (74°F)24°C (76°F)23°C (74°F)23°C (74°F)23°C (73°F)
Waves
Height0.5m (1.8ft)0.9m (3.0ft)0.9m (2.9ft)0.7m (2.3ft)0.5m (1.5ft)0.6m (2.1ft)0.8m (2.5ft)0.5m (1.7ft)
Direction 273°
W
28°
NNE
263°
W
264°
W
268°
W
302°
WNW
336°
NNW
359°
N
Period2.6 sec.4.9 sec.6.2 sec.5.9 sec.5.5 sec.4.3 sec.4.7 sec.4.4 sec.
Significant height0.6m (2ft)1.7m (5.6ft)1.3m (4.3ft)1.0m (3.3ft)0.6m (2ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Saturday 25 July 2026

On Saturday 25 July 2026, the sun will rise at 05:33 and will set at 20:15 on the beach(es) of Mljet. The outside temperature will be a high of 81°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 18.6mph km/h (with gusts up to 26.7mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)22°C (72°F)23°C (73°F)27°C (80°F)23°C (74°F)24°C (76°F)25°C (78°F)24°C (75°F)
Perceived temperature25°C (76°F)24°C (76°F)25°C (76°F)27°C (80°F)25°C (77°F)25°C (78°F)26°C (79°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity46%48%46%42%47%47%49%48%
Barometric pressure1009 hPa1009 hPa1009 hPa1008 hPa1006 hPa1006 hPa1007 hPa1008 hPa
Cloud cover3%0%0%4%9%11%19%6%
Heat index25°C (76°F)24°C (76°F)25°C (76°F)27°C (80°F)25°C (77°F)25°C (78°F)26°C (79°F)25°C (77°F)
Dew point11°C (52°F)11°C (51°F)11°C (51°F)13°C (55°F)11°C (52°F)12°C (54°F)14°C (57°F)12°C (54°F)
Wind
Speed27km/h (17mph)26km/h (16mph)24km/h (15mph)18km/h (11mph)24km/h (15mph)30km/h (19mph)27km/h (17mph)17km/h (11mph)
Gusts43km/h (27mph)41km/h (25mph)33km/h (21mph)27km/h (17mph)25km/h (16mph)37km/h (23mph)29km/h (18mph)21km/h (13mph)
Direction 358°
N

N
15°
NNE

N
302°
WNW
296°
WNW
320°
NW
36°
NE
Wind chill23°C (73°F)22°C (72°F)23°C (73°F)27°C (80°F)23°C (74°F)24°C (76°F)25°C (78°F)24°C (75°F)
Waves
Height0.5m (1.8ft)0.6m (2.0ft)0.6m (1.9ft)0.3m (1.0ft)0.3m (1.1ft)0.9m (3.0ft)0.9m (2.9ft)0.5m (1.8ft)
Direction 13°
NNE
27°
NNE
28°
NNE
19°
NNE
296°
WNW
289°
WNW
291°
WNW
283°
WNW
Period5.4 sec.4.2 sec.4.1 sec.4.2 sec.3.4 sec.3.1 sec.3.1 sec.3.1 sec.
Significant height0.9m (3ft)1.0m (3.3ft)1.0m (3.3ft)0.3m (1ft)0.7m (2.3ft)1.2m (3.9ft)0.9m (3ft)0.4m (1.3ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units