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Saipan

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Travel Info

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Saipan Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Saipan year round climate

  • Spring (March–May): Average 26.9–28.6°C, warm and comfortable climate, moderate rainfall. Common activities: snorkeling, diving, sunbathing. Suggested clothing: light and breathable clothing, swimwear, sun protective clothing.
  • Summer (June–August): Average 28.1–28.8°C, hot and humid, higher rainfall, occasional tropical storms. Common activities: water activities, beach relaxation, sunset viewing. Suggested clothing: light and breathable clothing, swimwear, sun hat, sunscreen.
  • Autumn (September–November): Average 28.3–28.6°C, warm climate, October has the most rainfall, be aware of typhoons. Common activities: snorkeling, diving, enjoying the ocean views. Suggested clothing: light and breathable clothing, rain gear.
  • Winter (December–February): Average 26.5–27.7°C, relatively cool and comfortable, lower rainfall. Common activities: beach relaxation, water activities, sightseeing. Suggested clothing: light long-sleeved clothing, light jacket.

Saipan climatological average

Annual average temperature: approx. 27.9°C / Annual rainfall: approx. 1902 mm / Summer humidity: 75%–85% / Rainiest month: October

Saipan monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
26.5°C
121.6
February
26.6°C
53.8
March
26.9°C
71
April
27.8°C
95.1
May
28.6°C
73
June
28.8°C
120.2
July
28.6°C
169.8
August
28.1°C
295.1
September
28.6°C
262
October
28.3°C
392.7
November
28.6°C
133.2
December
27.7°C
114.5

Saipan weather for the next seven days

5/23
Saturday
Patchy rain nearby
28.2°C/27.7°C
5/24
Sunday
Moderate rain
28.1°C/27.4°C
5/25
Monday
Moderate rain
27.7°C/27.3°C
5/26
Tuesday
Moderate rain
28°C/26.9°C
5/27
Wednesday
Moderate rain
27.2°C/26.1°C
5/28
Thursday
Patchy rain nearby
28°C/27.4°C
5/29
Friday
Patchy rain nearby
28°C/27.5°C

Saipan Frequently Asked Questions and Useful Information for Travel

Is it worth visiting Saipan in 2025?

Saipan offers a captivating blend of natural wonders and historical insights. Explore the breathtaking Grotto, a hub for marine life including turtles and vibrant coral reefs. For history buffs, the World War II battlefields provide a poignant glimpse into the past. The Garapan Street market is a must-visit for experiencing Saipan's unique culinary and craft traditions.

Can Americans visit Saipan?

Yes, Americans can visit Saipan. As a U.S. territory, U.S. citizens do not require a passport or visa to enter the Commonwealth of the Northern Mariana Islands, which includes Saipan.

How expensive is Saipan for travelers?

Saipan's cost of living presents a mixed picture for visitors. While housing can be more affordable than in the U.S., imported food items, transportation, and healthcare tend to be more expensive due to shipping costs and limited local options. This can make the overall travel experience slightly more costly than the U.S. national average.

Which country does Saipan belong to?

Saipan is the largest island and capital of the Commonwealth of the Northern Mariana Islands (CNMI), which is a self-governing commonwealth in political union with the United States. It is an unincorporated territory of the U.S., and residents are U.S. citizens.

What are the top attractions in Saipan?

Saipan boasts incredible attractions for every traveler. Dive into the crystal-clear waters of The Grotto to witness abundant marine life like sea turtles and colorful coral. Explore the historical significance of the World War II battlefields. Immerse yourself in local culture and cuisine at the Garapan Street market.