Northern Mariana Islands weather in August 2025

Expect 88°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Northern Mariana Islands in August. Check more long-term weather averages for Northern Mariana Islands in August before you book your next holiday to Northern Mariana Islands in 2025/2026.

  • 88°F maximum daytime temperature in August in Northern Mariana Islands (Saipan)88
    88°F max day temperature
  • 5 hours of sunshine per day
  • 21 days with some rainfall in August in Northern Mariana Islands (Saipan)21
    21 days with some rainfall
  • 77°F minimum night-time temperature in August in Northern Mariana Islands (Saipan)77
    77°F min night temperature
  • 13 hours of daylight per day in August in Northern Mariana Islands (Saipan)13
    13 hours of daylight per day
  • Very high heat & humidity in August in Northern Mariana Islands (Saipan)VH
    Very High heat & humidity
  • 11.1 inches monthly rainfall in August in Northern Mariana Islands (Saipan)11.1
    11.1 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Northern Mariana Islands (Saipan)11
    11+ (Extreme) UV index
  • 84°F sea temperature in August in Northern Mariana Islands (Saipan)84
    84°F sea temperature

More about the Northern Mariana Islands

Northern Mariana Islands by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Northern Mariana Islands

Travel Up: Current hotel special offers & deals

  • Find hotel deals & special offers for popular destinations
  • Filter hotel deals by price, board basis, star rating & more
  • Choose from over 400,000 hotels worldwide
Go to Travel Up deal >>

View all Travel Up offers

The August weather guide for Northern Mariana Islands (Saipan) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Northern Mariana Islands destinations

Below are average maximum temperatures at popular countries, regions and places in the Northern Mariana Islands in August. Select a holiday destination to see more weather parameters.

All Northern Mariana Islands destinations

Metric (°C)  |  Imperial (°F)

Back to top

How hot is it in the Northern Mariana Islands in August?

Daytime temperatures usually reach 88°F in Saipan, Northern Mariana Islands in August with very high heat and humidity, falling to 77°F at night.

How sunny is it in the Northern Mariana Islands in August?

There are normally 5 hours of bright sunshine each day in Saipan, Northern Mariana Islands in August - that's 41% of daylight hours.

How warm is the sea around the Northern Mariana Islands in August?

The average sea temperature around Saipan, Northern Mariana Islands in August is 84°F.

Does it rain in the Northern Mariana Islands in August?

There are usually 21 days with some rain in Saipan, Northern Mariana Islands in August and the average monthly rainfall is 11.1 inches.

What is the chance of a typhoon in the Northern Mariana Islands in August?

On average 2 days in August in Saipan, Northern Mariana Islands are likely to be affected by the passage of one or more tropical storms.

Northern Mariana Islands August sunrise & sunset times

Browse the sunrise and sunset times for Northern Mariana Islands in August 2025. Select a month to view Northern Mariana Islands sunrise and sunset times for the next 12 months. The Northern Mariana Islands sunrise and sunset times shown below are for Saipan.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:59 18:47
Saturday, 16th August 2025 06:03 18:40
Sunday, 31st August 2025 06:04 18:30

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^