25.08
tue
tue
Day

90°F
NE 15 mph
Precip.
12%
12%
Night

82°F
NE 11 mph
Precip.
16%
16%
26.08
wed
wed
Day

91°F
NE 17 mph
Precip.
12%
12%
Night

82°F
NE 12 mph
Precip.
13%
13%
27.08
thu
thu
Day

90°F
SW 13 mph
Precip.
6%
6%
Night

82°F
NE 8 mph
Precip.
7%
7%
28.08
fri
fri
Day

90°F
S 14 mph
Precip.
13%
13%
Night

82°F
NE 11 mph
Precip.
17%
17%
29.08
sat
sat
Day

95°F
SE 6 mph
Precip.
9%
9%
Night

84°F
NE 14 mph
Precip.
16%
16%
30.08
sun
sun
Day

90°F
NE 14 mph
Precip.
12%
12%
Night

79°F
NE 12 mph
Precip.
52%
52%
31.08
mon
mon
Day

82°F
E 9 mph
Precip.
28%
28%
Night

77°F
NE 8 mph
Precip.
42%
42%
01.09
tue
tue
Day

86°F
S 7 mph
Precip.
13%
13%
Night

79°F
E 7 mph
Precip.
24%
24%
02.09
wed
wed
Day

84°F
NE 12 mph
Precip.
38%
38%
Night

81°F
E 9 mph
Precip.
20%
20%
03.09
thu
thu
Day

90°F
SE 13 mph
Precip.
13%
13%
Night

81°F
E 12 mph
Precip.
18%
18%
04.09
fri
fri
Day

86°F
E 7 mph
Precip.
15%
15%
Night

79°F
NE 5 mph
Precip.
21%
21%
05.09
sat
sat
Day

86°F
SW 9 mph
Precip.
16%
16%
Night

79°F
NE 7 mph
Precip.
22%
22%
06.09
sun
sun
Day

90°F
NW 11 mph
Precip.
9%
9%
Night

79°F
NE 7 mph
Precip.
19%
19%
07.09
mon
mon
Day

86°F
W 12 mph
Precip.
14%
14%
Night

82°F
N 6 mph
Precip.
64%
64%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 86.1°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.9°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 85.0°F. The highest and lowest sea temperatures during the month were 86.4°F and 84.0°F.
Air temperature in Hoi An, °F
Precipitation total in Hoi An, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Hoi An
Hoi An on a weather map
Places in Vietnam:
Name
°F
24 Hours Forecast
Hoi An
Local time: 03:17
August 25, tuesday
0600

82°F
NE
12 mph
12 mph
0900

88°F
NE
14 mph
14 mph
1200

90°F
NE
15 mph
15 mph
1500

88°F
NE
13 mph
13 mph
1800

86°F
E
8 mph
8 mph
2100

86°F
NE
12 mph
12 mph
August 26, wednesday
0000

82°F
NE
11 mph
11 mph
0300

81°F
NE
9 mph
9 mph

























