Tinian weather in August 2025

Expect 31°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Tinian in August. Check more long-term weather averages for Tinian in August before you book your next holiday to Northern Mariana Islands in 2025/2026.

  • 31°C maximum daytime temperature in August in Tinian31
    31°C max day temperature
  • 5 hours of sunshine per day
  • 23 days with some rainfall in August in Tinian23
    23 days with some rainfall
  • 25°C minimum night-time temperature in August in Tinian25
    25°C min night temperature
  • 13 hours of daylight per day in August in Tinian13
    13 hours of daylight per day
  • Very high heat & humidity in August in TinianVH
    Very High heat & humidity
  • 283 mm monthly rainfall in August in Tinian283
    283 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Tinian11
    11+ (Extreme) UV index
  • 29°C sea temperature in August in Tinian29
    29°C sea temperature

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The August weather guide for Northern Mariana Islands (Tinian) 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Tinian in August?

Daytime temperatures usually reach 31°C in Tinian in August with very high heat and humidity, falling to 25°C at night.

How sunny is it in Tinian in August?

There are normally 5 hours of bright sunshine each day in Tinian in August - that's 41% of daylight hours.

How warm is the sea around Tinian in August?

The average sea temperature around Tinian in August is 29°C.

Does it rain in Tinian in August?

There are usually 23 days with some rain in Tinian in August and the average monthly rainfall is 283mm.

What is the chance of a typhoon in Tinian in August?

On average 2.1 days in August in Tinian are likely to be affected by the passage of one or more tropical storms.

Tinian August sunrise & sunset times

Browse the sunrise and sunset times for Tinian in August 2025. Select a month to view Tinian sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 06:00 18:47
Saturday, 16th August 2025 06:03 18:40
Sunday, 31st August 2025 06:05 18:30

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