Tinian weather by month & the best time to visit
🇲🇵 Northern Mariana Islands · beach resort · tropical — wet & dry seasons climate
The best time to visit Tinian is March — its sunniest month (Sunshine Score 91/100), with February and April close behind. Tinian averages about 2,958 hours of sunshine a year. Daytime highs around 27°C / 81°F and roughly 32 mm of rain in March.
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- Sun hours / year
- 2,958
- Sunniest month
- March
- Peak score
- 91/100
- Rain / year
- 1,407 mm
- Midday UV at peak
- 12 (extreme)
- Sea at warmest
- 31°C / 88°F
- Population
- 48k
- Elevation
- 77 m
When is the best time to visit Tinian?
For sunshine, the best time to visit Tinian is March, then February and April. The dullest month is July (69/100, 154 mm of rain). The full month-by-month picture is in the table below.
How sunny is Tinian?
Tinian gets a lot of sun: around 2,958 hours a year. March (91/100) is noticeably better than July (69). It ranks #2 of 3 destinations in Northern Mariana Islands for annual sunshine, right at the national median of 2,958 hours. Rain has a clear season: the wettest stretch, around September, carries about 56% of the annual 1,407 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 85 | 27° / 81°F | 26° / 79°F | 65 mm | 9 | 28° / 82°F |
| February | 90 | 27° / 81°F | 26° / 79°F | 38 mm | 10 | 27° / 81°F |
| March | 91 | 27° / 81°F | 26° / 79°F | 32 mm | 12 | 28° / 82°F |
| April | 88 | 28° / 82°F | 27° / 81°F | 45 mm | 12 | 28° / 82°F |
| May | 88 | 28° / 82°F | 27° / 81°F | 47 mm | 12 | 29° / 84°F |
| June | 83 | 29° / 84°F | 28° / 82°F | 74 mm | 12 | 30° / 86°F |
| July | 69 | 29° / 84°F | 28° / 82°F | 154 mm | 11 | 30° / 86°F |
| August | 69 | 28° / 82°F | 28° / 82°F | 302 mm | 11 | 31° / 88°F |
| September | 69 | 28° / 82°F | 28° / 82°F | 262 mm | 11 | 30° / 86°F |
| October | 69 | 28° / 82°F | 28° / 82°F | 226 mm | 10 | 30° / 86°F |
| November | 78 | 28° / 82°F | 28° / 82°F | 103 mm | 9 | 29° / 84°F |
| December | 86 | 28° / 82°F | 27° / 81°F | 59 mm | 8 | 29° / 84°F |
Sea temperature in Tinian by month
The sea off Tinian is warmest in August at around 31°C / 88°F, and coolest in February at 27°C / 81°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Tinian on the interactive sunshine globe →
Nearby places for sunshine
- Saipan Northern Mariana Islands · 18 km · best in Mar · 2,958 h sun/yr
- Hagåtña Guam · 190 km · best in Mar · 2,847 h sun/yr
- Jayapura Indonesia · 2,034 km · best in Oct · 2,054 h sun/yr
- Manokwari Indonesia · 2,178 km · best in Oct · 2,192 h sun/yr
- Amami Japan · 2,216 km · best in Dec · 1,650 h sun/yr
- Naha Japan · 2,243 km · best in Feb · 1,823 h sun/yr
Nearest destinations
- Rota Northern Mariana Islands · 101 km · 2,950 h sun/yr · best in Mar
- Yap Micronesia · 1,022 km · 2,552 h sun/yr · best in Feb
- Chuuk (Weno) Micronesia · 1,078 km · 2,416 h sun/yr · best in Jan
- Koror Palau · 1,476 km · 2,400 h sun/yr · best in Jan
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