Sun Moon Lake weather in September 2025

Expect 81°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Sun Moon Lake in September. Check more long-term weather averages for Sun Moon Lake in September before you book your next holiday to Taiwan in 2025/2026.

  • 81°F maximum daytime temperature in September in Sun Moon Lake81
    81°F max day temperature
  • 6 hours of sunshine per day
  • 17 days with some rainfall in September in Sun Moon Lake17
    17 days with some rainfall
  • 68°F minimum night-time temperature in September in Sun Moon Lake68
    68°F min night temperature
  • 12 hours of daylight per day in September in Sun Moon Lake12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Sun Moon LakeM
    Moderate heat & humidity
  • 7.9 inches monthly rainfall in September in Sun Moon Lake7.9
    7.9 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Sun Moon Lake11
    11 (Extreme) UV index

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The September weather guide for Taiwan (Sun Moon Lake) 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 Sun Moon Lake in September?

Daytime temperatures usually reach 81°F in Sun Moon Lake in September with moderate heat and humidity, falling to 68°F at night.

How sunny is it in Sun Moon Lake in September?

There are normally 6 hours of bright sunshine each day in Sun Moon Lake in September - that's 49% of daylight hours.

Does it rain in Sun Moon Lake in September?

There are usually 17 days with some rain in Sun Moon Lake in September and the average monthly rainfall is 7.9 inches.

What is the chance of a typhoon in Sun Moon Lake in September?

On average 2.9 days in September in Sun Moon Lake are likely to be affected by the passage of one or more tropical storms.

Sun Moon Lake September sunrise & sunset times

Browse the sunrise and sunset times for Sun Moon Lake in September 2025. Select a month to view Sun Moon Lake sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:38 18:14
Monday, 15th September 2025 05:43 18:00
Tuesday, 30th September 2025 05:48 17:45

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