Saipan Weather in October

Northern Mariana Islands · October climate averages and travel tips

Avg high27°C (81°F)
Avg low27°C (80°F)
Rainfall245 mm (9.6 in)
RatingPoor 4.3/10

In October, Saipan has average highs of 27°C (81°F) and lows of 27°C (80°F). The month is very wet, with about 245 mm (9.6 in) of rain spread over 26 days, making it the third wettest month of the year. Humidity averages 82%, so it feels sticky and hotter than the thermometer suggests. You get roughly 11.6 hours of daylight and frequently cloudy skies.

Is October a good time to visit Saipan?

October is not the best time to visit Saipan (4.3/10) mainly because of the rain. The weather is much better in February to May and December.

Visiting Saipan in October

October's wet side

October feels hot, sticky and often cloudy. The temperature stays around 27°C, while rain falls on most days. September is even wetter, but November is much drier, so October can still bring showers that interrupt a beach day.

You can visit the American Memorial Park, explore Garapan's shops, or drive to Bird Island when the weather clears. But long swims and boat trips are less reliable, especially when rain roughens the sea. At the Grotto, don't enter the water if conditions look rough; its steep steps make turning back harder once you're down there.

Events and island mood

October doesn't have a major Saipan festival on the scale of July's Liberation Day. Halloween brings seasonal activities, while Columbus Day, a US federal holiday, falls in October. Treat it as a quieter month for local events rather than a reason to plan your trip around a big celebration.

If you hate crowds, October may suit you. It's outside the island's best-weather stretch of February to May and December, so visitor numbers and room rates are generally softer than in those popular months. Rain can also mean fewer people at sights such as Banzai Cliff. Still, don't expect empty beaches every day.

Make the weather work

Travelling with kids? Keep a flexible plan, with an indoor stop in Garapan ready for a sudden downpour. Humidity stays high, and the frequent cloud can make a full day outdoors feel tiring. Save exposed coastal stops for a break in the rain.

A useful local tip: check sea conditions before heading to the Grotto, not just the sky above Garapan. Rain and rough water can make snorkeling unsafe even when the town looks calm. October's short sunny spells are better for a quick coastal visit than a packed day of water activities.

October weather at a glance

Average high27°C (81°F)
Average low27°C (80°F)
Daily mean27°C (81°F)
Rainfall245 mm (9.6 in)
Rainy days (1 mm+)26
Humidity82%
Cloud cover70%
Daylight11.6 hours
Est. sunshine3.8 hours/day
Wind18.6 km/h
vs SeptemberAbout as warm as September, with 18 mm less rain.

What to pack for Saipan in October

Saipan weather in other months

Jan26°C / 26°C71 mmGoodFeb26°C / 25°C34 mmExcellentMar26°C / 25°C34 mmExcellentApr27°C / 26°C49 mmExcellentMay27°C / 27°C48 mmExcellentJun28°C / 27°C54 mmGoodJul28°C / 27°C156 mmPoorAug28°C / 27°C281 mmPoorSep28°C / 27°C263 mmPoorOct27°C / 27°C245 mmPoorNov28°C / 27°C82 mmGoodDec27°C / 26°C47 mmExcellent

← SeptemberBest time to visit SaipanNovember →

Better weather in October nearby

Nearby in October

Where else is good in October? See where to go in October.