Kamaishi weather in September 2026

Expect daytime maximum temperatures of 23°C in Kamaishi, Japan in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 20 days with some rainfall and typically 190 mm of rainfall in the month.

  • 23°C maximum daytime temperature in September in Kamaishi23
    23°C max day temperature
  • 4 hours of sunshine per day
  • 20 days with some rainfall in September in Kamaishi20
    20 days with some rainfall
  • 14°C minimum night-time temperature in September in Kamaishi14
    14°C min night temperature
  • 12 hours of daylight per day in September in Kamaishi12
    12 hours of daylight per day
  • No heat & humidity in September in Kamaishi0
    No heat & humidity
  • 190 mm monthly rainfall in September in Kamaishi190
    190 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Kamaishi7
    7 (High) UV index
  • 21°C sea temperature in September in Kamaishi21
    21°C sea temperature

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The September weather guide for Japan (Kamaishi) 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 Kamaishi in September?

Daytime temperatures usually reach 27°C in Kamaishi in September with low heat and humidity, falling to 20°C at night.

How sunny is it in Kamaishi in September?

There are normally 4 hours of bright sunshine each day in Kamaishi in September - that's 31% of daylight hours.

How warm is the sea around Kamaishi in September?

The average sea temperature around Kamaishi in September is 25°C.

Does it rain in Kamaishi in September?

There are usually 19 days with some rain in Kamaishi in September and the average monthly rainfall is 181mm.

What is the chance of a typhoon in Kamaishi in September?

On average 1.4 days in September in Kamaishi are likely to be affected by the passage of one or more tropical storms.

Kamaishi September sunrise & sunset times

Browse the sunrise and sunset times for Kamaishi in September 2026. Select a month to view Kamaishi sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:01 18:04
Tuesday, 15th September 2026 05:13 17:42
Wednesday, 30th September 2026 05:27 17:17

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