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Kamaishi weather in September 2026
Expect daytime maximum temperatures of 73°F 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 7.5 inches of rainfall in the month.
- 73°F max day temperature
73 - 4 hours of sunshine per day
- 20 days with some rainfall
20 - 57°F min night temperature
57 - 12 hours of daylight per day
12 - No heat & humidity
0 - 7.5 inches of monthly rainfall
7.5 - 7 (High) UV index
7 - 70°F sea temperature
70
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Recommended for Japan
Expires at 23:59 on Thursday 31st Dec 2026 · View all Avalon Waterways offers
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) | Imperial (°F)
More about Japan
How hot is it in Kamaishi in September?
Daytime temperatures usually reach 81°F in Kamaishi in September with low heat and humidity, falling to 68°F 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 77°F.
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 7.1 inches.
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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