21.07
tue
tue
Day
82°F
NW 12 mph
Precip.
12%
12%
Night
82°F
N 6 mph
Precip.
10%
10%
22.07
wed
wed
Day
82°F
N 5 mph
Precip.
9%
9%
Night
82°F
S 3 mph
Precip.
10%
10%
23.07
thu
thu
Day
82°F
E 2 mph
Precip.
9%
9%
Night
82°F
S 4 mph
Precip.
40%
40%
24.07
fri
fri
Day
82°F
E 3 mph
Precip.
7%
7%
Night
82°F
W 1 mph
Precip.
9%
9%
25.07
sat
sat
Day
82°F
NW 3 mph
Precip.
8%
8%
Night
82°F
NW 4 mph
Precip.
8%
8%
26.07
sun
sun
Day
82°F
NW 3 mph
Precip.
13%
13%
Night
82°F
W 7 mph
Precip.
7%
7%
27.07
mon
mon
Day
82°F
W 7 mph
Precip.
10%
10%
Night
82°F
SW 9 mph
Precip.
42%
42%
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 83.9°F. The highest and lowest sea temperatures during the month were 85.3°F and 82.9°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 85.2°F. The highest and lowest sea temperatures during the month were 85.6°F and 84.0°F.
Air temperature in Tinian, °F
Precipitation total in Tinian, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Tinian
Tinian on a weather map
Places in Northern Mariana Islands:
Name
°F
24 Hours Forecast
Tinian
Local time: 19:43
July 21, tuesday
2100
82°F
N
9 mph
9 mph
July 22, wednesday
0000
82°F
N
6 mph
6 mph
0300
82°F
NW
4 mph
4 mph
0600
82°F
NW
5 mph
5 mph
0900
82°F
N
6 mph
6 mph
1200
82°F
N
5 mph
5 mph
1500
82°F
NE
3 mph
3 mph
1800
82°F
E
4 mph
4 mph
