National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Saipan Island, Saipan International Airport (PGSN)

Lat: 15.12°NLon: 145.73°EElev: 217ft.

Mostly Cloudy

85°F

29°C

Humidity 82%
Wind Speed NE 8 mph
Barometer 29.87 in (1013.6 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 20 Sep 8:54 am ChST
Extended Forecast for

Garapan GU

  • Today

    Today: Scattered showers and thunderstorms. Partly sunny, with a high near 87. East southeast wind 5 to 7 mph becoming north northwest in the afternoon. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 80. East wind 5 to 7 mph. Chance of precipitation is 50%.

    Low: 80 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 87. East southeast wind 7 to 11 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 80. Southeast wind around 9 mph.

    Low: 80 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 86. South southeast wind 9 to 11 mph. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 80.

    Low: 80 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 80.

    Low: 80 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers

Detailed Forecast

Today
Scattered showers and thunderstorms. Partly sunny, with a high near 87. East southeast wind 5 to 7 mph becoming north northwest in the afternoon. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 80. East wind 5 to 7 mph. Chance of precipitation is 50%.
Monday
Scattered showers. Partly sunny, with a high near 87. East southeast wind 7 to 11 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 80. Southeast wind around 9 mph.
Tuesday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 86. South southeast wind 9 to 11 mph. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 80.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 86.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 80.
Thursday
A chance of showers. Partly sunny, with a high near 86.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 80.
Friday
A chance of showers. Partly sunny, with a high near 86.
Friday Night
A chance of showers. Mostly cloudy, with a low around 81.
Saturday
A chance of showers. Partly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Garapan GU
 15.21°N 145.72°E
Last Update:
6:05 am ChST Sep 20, 2026
Forecast Valid:
9am ChST Sep 20, 2026-6pm ChST Sep 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation