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Warmest sea temperatures in the world in August

4 destinations share the top spot at 34 °C in August, listed by beach score, starting with Lusail. Ranked from 1991–2020 climate normals across 50 destinations.

# Destination Country Sea temp Avg high Rainfall
1 Lusail Qatar 34 °C 40 °C 0 mm
2 Abu Dhabi United Arab Emirates 34 °C 40 °C 0 mm
3 Doha Qatar 34 °C 41 °C 0 mm
4 Ar Rayyān Qatar 34 °C 42 °C 0 mm
5 Al Muharraq Bahrain 34 °C 36 °C 0 mm
6 Dubai United Arab Emirates 34 °C 43 °C 1 mm
7 Dammam Saudi Arabia 33 °C 40 °C 0 mm
8 Bushehr Iran 33 °C 37 °C 0 mm
9 Sharjah United Arab Emirates 33 °C 41 °C 1 mm
10 Al Jubayl Saudi Arabia 33 °C 41 °C 0 mm
11 Ras Al Khaimah United Arab Emirates 33 °C 39 °C 0 mm
12 Bandar Abbas Iran 33 °C 39 °C 1 mm
13 Al Aḩmadī Kuwait 32 °C 44 °C 0 mm
14 Ḩawallī Kuwait 32 °C 43 °C 0 mm
15 Port Sudan Sudan 31 °C 41 °C 4 mm
16 Jeddah Saudi Arabia 31 °C 35 °C 0 mm
17 Al Ḩudaydah Yemen 31 °C 37 °C 29 mm
18 Şabyā Saudi Arabia 31 °C 36 °C 41 mm
19 Muscat Oman 31 °C 36 °C 1 mm
20 Acapulco de Juárez Mexico 30 °C 30 °C 277 mm
21 Yanbu Saudi Arabia 30 °C 37 °C 0 mm
22 Ciudad Lázaro Cárdenas Mexico 30 °C 30 °C 258 mm
23 Los Mochis Mexico 30 °C 35 °C 94 mm
24 Alor Setar Malaysia 30 °C 30 °C 235 mm
25 Cape Coral United States 30 °C 31 °C 152 mm
26 Sungai Petani Malaysia 30 °C 30 °C 211 mm
27 Kota Kuala Muda Malaysia 30 °C 30 °C 205 mm
28 St. Petersburg United States 30 °C 30 °C 155 mm
29 Bandar Seri Begawan Brunei 30 °C 30 °C 178 mm
30 Bintulu Malaysia 30 °C 31 °C 240 mm
31 Puerto Vallarta Mexico 30 °C 31 °C 321 mm
32 Paya Terubong Malaysia 30 °C 29 °C 204 mm
33 George Town Malaysia 30 °C 30 °C 206 mm
34 Manzanillo Mexico 30 °C 30 °C 254 mm
35 Percut Indonesia 30 °C 30 °C 257 mm
36 Perbaungan Indonesia 30 °C 30 °C 165 mm
37 Taiping Malaysia 30 °C 30 °C 178 mm
38 Langsa Indonesia 30 °C 30 °C 143 mm
39 Mazatlán Mexico 30 °C 30 °C 221 mm
40 Pétionville Haiti 30 °C 31 °C 180 mm
41 Nghi Sơn Vietnam 30 °C 31 °C 267 mm
42 Thanh Hóa Vietnam 30 °C 31 °C 314 mm
43 Vinh Vietnam 30 °C 32 °C 217 mm
44 Saint-Marc Haiti 30 °C 32 °C 88 mm
45 Delmas Haiti 30 °C 33 °C 175 mm
46 Kota Kinabalu Malaysia 30 °C 29 °C 195 mm
47 Lhokseumawe Indonesia 30 °C 29 °C 156 mm
48 Miri Malaysia 30 °C 29 °C 198 mm
49 New Orleans United States 30 °C 31 °C 157 mm
50 Hat Yai Thailand 30 °C 31 °C 128 mm

Only destinations with a published page for that month are ranked. The ranking is ours; the underlying values are reproduced from the source.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: ranking order, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.