Sea weather in Negombo in Sri Lanka All the beach weather in Negombo

All the essential weather information for enjoying the beach in Negombo in Sri Lanka, 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 Negombo over the next 7 days?

Discover the best moment to go to the beach in Negombo in Sri Lanka this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Negombo. 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 202679°F to 81°Fdiscouraged
Tuesday 21 July 202681°F to 83°Fdiscouraged
Wednesday 22 July 202681°F to 83°Frecommended
Thursday 23 July 202679°F to 83°Fdiscouraged
Friday 24 July 202681°F to 83°Frecommended
Saturday 25 July 202681°F to 83°Fdiscouraged
Sunday 26 July 202681°F to 81°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Negombo

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 06:03 and will set at 18:32 on the beach(es) of Negombo. The outside temperature will be a high of 81°F t and a low of 79°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 21.8mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (80°F)26°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)
Perceived temperature30°C (86°F)30°C (85°F)30°C (86°F)31°C (87°F)30°C (86°F)31°C (87°F)31°C (87°F)30°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%85%84%82%76%76%82%85%
Barometric pressure1011 hPa1010 hPa1011 hPa1013 hPa1011 hPa1009 hPa1011 hPa1012 hPa
Cloud cover24%49%44%34%23%30%40%38%
Heat index30°C (86°F)30°C (85°F)30°C (86°F)31°C (87°F)30°C (86°F)31°C (87°F)31°C (87°F)30°C (87°F)
Dew point24°C (75°F)24°C (75°F)24°C (74°F)24°C (75°F)23°C (73°F)23°C (73°F)24°C (75°F)24°C (75°F)
Wind
Speed23km/h (15mph)24km/h (15mph)23km/h (15mph)23km/h (15mph)21km/h (13mph)21km/h (13mph)19km/h (12mph)19km/h (12mph)
Gusts34km/h (21mph)35km/h (22mph)34km/h (21mph)33km/h (20mph)31km/h (19mph)30km/h (19mph)28km/h (17mph)29km/h (18mph)
Direction 225°
SW
234°
SW
228°
SW
232°
SW
237°
WSW
230°
SW
226°
SW
220°
SW
Wind chill26°C (80°F)26°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)
Waves
Height1.2m (3.9ft)1.3m (4.2ft)1.3m (4.2ft)1.2m (4.1ft)1.2m (3.9ft)1.1m (3.8ft)1.1m (3.6ft)1.1m (3.5ft)
Direction 268°
W
271°
W
271°
W
271°
W
271°
W
213°
SSW
212°
SSW
210°
SSW
Period9.1 sec.8.8 sec.8.8 sec.8.8 sec.9.0 sec.9.1 sec.9.2 sec.9.3 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 06:03 and will set at 18:32 on the beach(es) of Negombo. The outside temperature will be a high of 83°F t and a low of 81°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 18.6mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)
Perceived temperature30°C (86°F)30°C (86°F)30°C (86°F)31°C (88°F)30°C (86°F)31°C (87°F)31°C (87°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%83%83%81%76%76%83%86%
Barometric pressure1011 hPa1011 hPa1011 hPa1012 hPa1011 hPa1009 hPa1011 hPa1012 hPa
Cloud cover43%46%42%43%33%35%46%11%
Heat index30°C (86°F)30°C (86°F)30°C (86°F)31°C (88°F)30°C (86°F)31°C (87°F)31°C (87°F)31°C (87°F)
Dew point24°C (75°F)23°C (74°F)24°C (74°F)24°C (75°F)23°C (73°F)23°C (73°F)24°C (75°F)24°C (76°F)
Wind
Speed21km/h (13mph)18km/h (11mph)21km/h (13mph)18km/h (11mph)18km/h (11mph)15km/h (10mph)16km/h (10mph)19km/h (12mph)
Gusts30km/h (19mph)27km/h (17mph)30km/h (19mph)25km/h (15mph)26km/h (16mph)22km/h (14mph)24km/h (15mph)29km/h (18mph)
Direction 231°
SW
228°
SW
227°
SW
233°
SW
242°
WSW
243°
WSW
220°
SW
212°
SSW
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)
Waves
Height1.1m (3.7ft)1.2m (4.0ft)1.2m (4.1ft)1.2m (4.0ft)1.2m (3.8ft)1.1m (3.5ft)1.0m (3.2ft)0.9m (3.1ft)
Direction 210°
SSW
210°
SSW
208°
SSW
208°
SSW
208°
SSW
207°
SSW
207°
SSW
207°
SSW
Period9.2 sec.16.3 sec.6.3 sec.6.2 sec.6.1 sec.5.9 sec.5.6 sec.5.4 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.6m (2ft)0.6m (2ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 06:03 and will set at 18:31 on the beach(es) of Negombo. The outside temperature will be a high of 83°F t and a low of 81°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 11.8mph km/h (with gusts up to 18mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)27°C (81°F)28°C (82°F)27°C (81°F)27°C (80°F)
Perceived temperature31°C (87°F)31°C (87°F)31°C (87°F)32°C (89°F)31°C (87°F)31°C (88°F)31°C (88°F)30°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%85%85%80%77%77%84%86%
Barometric pressure1011 hPa1010 hPa1011 hPa1012 hPa1011 hPa1009 hPa1010 hPa1012 hPa
Cloud cover6%39%43%30%23%34%26%31%
Heat index31°C (87°F)31°C (87°F)31°C (87°F)32°C (89°F)31°C (87°F)31°C (88°F)31°C (88°F)30°C (87°F)
Dew point24°C (76°F)24°C (75°F)24°C (75°F)24°C (75°F)23°C (73°F)23°C (74°F)24°C (75°F)24°C (76°F)
Wind
Speed18km/h (11mph)19km/h (12mph)19km/h (12mph)19km/h (12mph)19km/h (12mph)18km/h (11mph)16km/h (10mph)19km/h (12mph)
Gusts27km/h (17mph)28km/h (17mph)28km/h (17mph)26km/h (16mph)28km/h (18mph)26km/h (16mph)24km/h (15mph)29km/h (18mph)
Direction 212°
SSW
219°
SW
221°
SW
221°
SW
228°
SW
232°
SW
222°
SW
214°
SSW
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)27°C (81°F)28°C (82°F)27°C (81°F)27°C (80°F)
Waves
Height0.9m (3.0ft)0.9m (3.1ft)1.0m (3.4ft)1.0m (3.4ft)1.0m (3.3ft)1.0m (3.2ft)0.9m (3.1ft)0.9m (3.0ft)
Direction 208°
SSW
207°
SSW
208°
SSW
276°
W
276°
W
275°
W
275°
W
273°
W
Period5.2 sec.5.5 sec.13.7 sec.6.1 sec.13.4 sec.13.3 sec.5.5 sec.5.3 sec.
Significant height0.9m (3ft)1.0m (3.3ft)0.8m (2.6ft)1.1m (3.6ft)0.7m (2.3ft)0.7m (2.3ft)0.9m (3ft)1.0m (3.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 06:03 and will set at 18:31 on the beach(es) of Negombo. The outside temperature will be a high of 83°F t and a low of 79°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 19.9mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)27°C (81°F)27°C (81°F)26°C (79°F)27°C (80°F)
Perceived temperature30°C (87°F)30°C (86°F)30°C (86°F)31°C (89°F)30°C (87°F)31°C (87°F)29°C (85°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%84%85%80%77%77%83%85%
Barometric pressure1011 hPa1010 hPa1010 hPa1012 hPa1010 hPa1009 hPa1010 hPa1011 hPa
Cloud cover47%55%43%14%27%22%13%23%
Heat index30°C (87°F)30°C (86°F)30°C (86°F)31°C (89°F)30°C (87°F)31°C (87°F)29°C (85°F)31°C (87°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)23°C (73°F)23°C (74°F)23°C (74°F)24°C (75°F)
Wind
Speed21km/h (13mph)22km/h (14mph)19km/h (12mph)20km/h (13mph)19km/h (12mph)18km/h (11mph)17km/h (11mph)19km/h (12mph)
Gusts31km/h (19mph)32km/h (20mph)28km/h (17mph)27km/h (17mph)28km/h (17mph)27km/h (17mph)29km/h (18mph)28km/h (17mph)
Direction 212°
SSW
218°
SW
222°
SW
230°
SW
228°
SW
232°
SW
211°
SSW
208°
SSW
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)27°C (81°F)27°C (81°F)26°C (79°F)27°C (80°F)
Waves
Height0.9m (3.1ft)1.0m (3.3ft)1.1m (3.5ft)1.1m (3.5ft)1.0m (3.4ft)1.0m (3.2ft)0.9m (3.0ft)0.8m (2.8ft)
Direction 275°
W
276°
W
275°
W
275°
W
275°
W
273°
W
273°
W
271°
W
Period8.6 sec.12.6 sec.6.2 sec.6.2 sec.8.6 sec.8.5 sec.5.5 sec.5.2 sec.
Significant height0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.9m (3ft)0.9m (3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 06:04 and will set at 18:31 on the beach(es) of Negombo. The outside temperature will be a high of 83°F t and a low of 81°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 11.8mph km/h (with gusts up to 18mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (80°F)
Perceived temperature31°C (87°F)30°C (87°F)30°C (86°F)32°C (89°F)31°C (87°F)31°C (88°F)31°C (87°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%85%84%80%75%76%81%86%
Barometric pressure1010 hPa1009 hPa1010 hPa1011 hPa1010 hPa1008 hPa1009 hPa1010 hPa
Cloud cover6%5%31%27%30%28%24%14%
Heat index31°C (87°F)30°C (87°F)30°C (86°F)32°C (89°F)31°C (87°F)31°C (88°F)31°C (87°F)31°C (87°F)
Dew point24°C (76°F)24°C (75°F)24°C (75°F)24°C (75°F)23°C (73°F)23°C (73°F)24°C (74°F)24°C (76°F)
Wind
Speed17km/h (11mph)19km/h (12mph)18km/h (11mph)19km/h (12mph)18km/h (11mph)18km/h (11mph)17km/h (10mph)18km/h (11mph)
Gusts25km/h (16mph)29km/h (18mph)27km/h (17mph)25km/h (16mph)26km/h (16mph)26km/h (16mph)24km/h (15mph)27km/h (17mph)
Direction 206°
SSW
235°
SW
230°
SW
226°
SW
235°
SW
229°
SW
216°
SW
214°
SW
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (80°F)
Waves
Height0.8m (2.7ft)0.9m (2.8ft)0.9m (2.9ft)0.9m (2.9ft)0.8m (2.8ft)0.8m (2.7ft)0.8m (2.6ft)0.8m (2.6ft)
Direction 266°
W
271°
W
225°
SW
250°
WSW
249°
WSW
224°
SW
224°
SW
224°
SW
Period8.6 sec.8.4 sec.6.8 sec.6.9 sec.5.5 sec.10.0 sec.11.4 sec.8.1 sec.
Significant height0.6m (2ft)0.6m (2ft)0.8m (2.6ft)0.7m (2.3ft)0.9m (3ft)0.8m (2.6ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)28°C (82°F)28°C (82°F)

Sea weather on Saturday 25 July 2026

On Saturday 25 July 2026, the sun will rise at 06:04 and will set at 18:31 on the beach(es) of Negombo. The outside temperature will be a high of 83°F t and a low of 81°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 20.5mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)
Perceived temperature31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)30°C (86°F)31°C (87°F)31°C (88°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%85%83%78%76%77%82%86%
Barometric pressure1010 hPa1009 hPa1010 hPa1011 hPa1010 hPa1009 hPa1010 hPa1011 hPa
Cloud cover9%6%12%23%20%25%34%30%
Heat index31°C (87°F)31°C (87°F)31°C (87°F)31°C (87°F)30°C (86°F)31°C (87°F)31°C (88°F)31°C (87°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)23°C (74°F)23°C (73°F)23°C (74°F)24°C (75°F)24°C (76°F)
Wind
Speed19km/h (12mph)20km/h (13mph)19km/h (12mph)21km/h (13mph)22km/h (14mph)21km/h (13mph)18km/h (11mph)19km/h (12mph)
Gusts30km/h (18mph)30km/h (19mph)28km/h (17mph)30km/h (18mph)33km/h (21mph)30km/h (19mph)27km/h (17mph)28km/h (18mph)
Direction 221°
SW
235°
SW
233°
SW
227°
SW
230°
SW
230°
SW
218°
SW
213°
SSW
Wind chill27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)
Waves
Height0.8m (2.6ft)0.8m (2.6ft)0.9m (3.0ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)
Direction 223°
SW
223°
SW
241°
WSW
277°
W
276°
W
276°
W
275°
W
274°
W
Period13.9 sec.13.7 sec.13.6 sec.13.5 sec.13.3 sec.13.0 sec.12.9 sec.13.0 sec.
Significant height0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)

Sea weather on Sunday 26 July 2026

On Sunday 26 July 2026, the sun will rise at 06:04 and will set at 18:31 on the beach(es) of Negombo. The outside temperature will be a high of 81°F t and a low of 81°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 20.5mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)
Perceived temperature31°C (87°F)30°C (87°F)30°C (87°F)31°C (87°F)30°C (86°F)31°C (87°F)31°C (87°F)30°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%84%82%78%76%77%82%85%
Barometric pressure1010 hPa1010 hPa1010 hPa1011 hPa1011 hPa1009 hPa1010 hPa1011 hPa
Cloud cover22%32%28%21%21%28%29%30%
Heat index31°C (87°F)30°C (87°F)30°C (87°F)31°C (87°F)30°C (86°F)31°C (87°F)31°C (87°F)30°C (87°F)
Dew point24°C (75°F)24°C (75°F)24°C (74°F)23°C (74°F)23°C (73°F)23°C (73°F)24°C (75°F)24°C (75°F)
Wind
Speed22km/h (14mph)21km/h (13mph)20km/h (13mph)21km/h (13mph)21km/h (13mph)22km/h (14mph)21km/h (13mph)20km/h (13mph)
Gusts33km/h (21mph)31km/h (19mph)29km/h (18mph)30km/h (18mph)32km/h (20mph)32km/h (20mph)30km/h (19mph)30km/h (19mph)
Direction 218°
SW
224°
SW
230°
SW
232°
SW
236°
SW
231°
SW
223°
SW
221°
SW
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)
Waves
Height1.1m (3.6ft)1.1m (3.6ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.1m (3.6ft)
Direction 274°
W
275°
W
276°
W
275°
W
274°
W
273°
W
272°
W
271°
W
Period13.1 sec.12.9 sec.12.6 sec.12.6 sec.13.2 sec.14.0 sec.13.6 sec.13.5 sec.
Significant height0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units