Midway Island weather in September 2025

Expect 82°F daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Midway Island in September. Check more long-term weather averages for Midway Island in September before you book your next holiday to Midway Island in 2025/2026.

  • 82°F maximum daytime temperature in September in Midway Island82
    82°F max day temperature
  • 18 days with some rainfall in September in Midway Island18
    18 days with some rainfall
  • 73°F minimum night-time temperature in September in Midway Island73
    73°F min night temperature
  • 12 hours of daylight per day in September in Midway Island12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Midway IslandM
    Moderate heat & humidity
  • 4.6 inches monthly rainfall in September in Midway Island4.6
    4.6 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in Midway Island10
    10 (Very High) UV index
  • 81°F sea temperature in September in Midway Island81
    81°F sea temperature

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The September weather guide for Midway Island 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)  |  Imperial (°F)

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How hot is it in Midway Island in September?

Daytime temperatures usually reach 82°F in Midway Island in September with moderate heat and humidity, falling to 73°F at night.

How warm is the sea around Midway Island in September?

The average sea temperature around Midway Island in September is 81°F.

Does it rain in Midway Island in September?

There are usually 18 days with some rain in Midway Island in September and the average monthly rainfall is 4.6 inches.

Midway Island September sunrise & sunset times

Browse the sunrise and sunset times for Midway Island in September 2025. Select a month to view Midway Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:28 19:10
Monday, 15th September 2025 06:35 18:54
Tuesday, 30th September 2025 06:42 18:36

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