Saipan weather in January
January is one of the best months to visit Saipan: highs of 28°C (82°F) and about 65 mm (2.6 in) of rain on average. Nights average 27°C (80°F) and cloud cover 61% (NASA POWER, 2001–2025 averages). The sea averages 29°C (83°F). It is the 6th driest month of the year and the 3rd coolest. Compared with December, it is cooler and about as wet; February brings highs of 27°C (81°F) and 38 mm (1.5 in) of rain.
Is January a good time to visit Saipan?
best month Weather score 77/100.
Yes. January is one of the best months for weather in Saipan.
Does it rain a lot in Saipan in January?
Some rain is normal: about 65 mm (2.6 in) falls in an average January. It is the 6th driest month of the year.
How warm is Saipan in January?
Days average 28°C (82°F) and nights 27°C (80°F).
Saipan weather by month
| Month | High | Low | Rain | Cloud | Sea | Weather |
|---|---|---|---|---|---|---|
| January | 28°C (82°F) | 27°C (80°F) | 65 mm | 61% | 29°C (83°F) | best |
| February | 27°C (81°F) | 27°C (80°F) | 38 mm | 59% | 28°C (82°F) | best |
| March | 28°C (82°F) | 27°C (80°F) | 32 mm | 51% | 28°C (82°F) | best |
| April | 28°C (83°F) | 27°C (81°F) | 45 mm | 44% | 28°C (83°F) | best |
| May | 29°C (84°F) | 28°C (82°F) | 47 mm | 44% | 29°C (84°F) | best |
| June | 29°C (84°F) | 28°C (83°F) | 74 mm | 49% | 30°C (85°F) | best |
| July | 29°C (84°F) | 28°C (83°F) | 154 mm | 71% | 30°C (86°F) | fair |
| August | 29°C (84°F) | 28°C (83°F) | 302 mm | 84% | 30°C (86°F) | least pleasant |
| September | 29°C (84°F) | 28°C (83°F) | 262 mm | 81% | 30°C (86°F) | least pleasant |
| October | 29°C (84°F) | 28°C (83°F) | 226 mm | 67% | 30°C (85°F) | fair |
| November | 29°C (84°F) | 28°C (83°F) | 103 mm | 47% | 29°C (85°F) | best |
| December | 28°C (83°F) | 28°C (82°F) | 59 mm | 48% | 29°C (84°F) | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine. Page updated . How we rate months