Weather in October
October in Niigata witnesses a further slump in the sea temperatures, sliding down appreciably to 21.1°C (70°F). Daylight hours come down to 11.2 hours, carving its way towards the shorter, crisper autumn days. While the air is considerably cooler than September, October offers the city a comfortable mildness before the harshness of winter.
Note: For the majority of people, swimming in water at 21.1°C (70°F) is not enjoyable. The challenge of controlling breathing escalates as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
On the first day of the month, sunrise is at 05:39 and sunset at 17:27. On the last day of October, in Niigata, sunrise is at 06:08 and sunset at 16:46 JST.
Sea temperature
In October, the average sea temperature in Niigata, Japan, is 21.1°C (70°F).Note: For the majority of people, swimming in water at 21.1°C (70°F) is not enjoyable. The challenge of controlling breathing escalates as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in October in Niigata is 11h and 13min.On the first day of the month, sunrise is at 05:39 and sunset at 17:27. On the last day of October, in Niigata, sunrise is at 06:08 and sunset at 16:46 JST.
Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the sea temperature in October in Niigata?
In Niigata, Japan, in October, the average water temperature is 21.1°C (70°F). For most, swimming in 21.1°C (70°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
How many hours of daylight does Niigata have in October?
The average day length in October is 11h and 13min.
What time are sunrise and sunset in October in Niigata?
On the first day of October in Niigata, Japan, sunrise is at 05:39 and sunset at 17:27. On the last day of the month, sunrise is at 06:08 and sunset at 16:46 JST.
Average sea temperature in October
Niigata, Japan
- Average sea temperature in October: 21.1°C
The best month for swimming (with the highest average sea temperature) is August (26.8°C).
The coldest month (with the lowest average sea temperature) is March (9.8°C).
Average daylight in October
Niigata, Japan
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
Niigata, Japan
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