October weather forecast
Aomori, Japan

October brings the full onset of autumn in Aomori. The weather is cooler, and there is a distinct crispness in the air indicating that winter is approaching. Despite the lowering temperatures, reaching highs of up to 16°C (60.8°F), the city continues to be bathed in plentiful sunshine. A cascade of reds, oranges and yellows sweep across the city as foliage changes and leaves begin their descent. October is synonymous with harvest season, ushering in a period of festivities and thanksgiving.

Temperature

The onset of October in Aomori brings a small change in high-temperatures, falling from an agreeable 22°C (71.6°F) in September to a comfortable 16°C (60.8°F). During October, Aomori observes a consistent average nighttime temperature of 7°C (44.6°F).

Rainfall

In Aomori, during October, the rain falls for 20 days and regularly aggregates up to 104mm (4.09") of precipitation. Throughout the year, there are 261 rainfall days, and 1375mm (54.13") of precipitation is accumulated.

Sea temperature

In Aomori, in October, the average water temperature is 19.1°C (66.4°F).
Note: Most people find swimming in 19.1°C (66.4°F) unenjoyable. As the water temperature falls from 21°C (69.8°F) to 15°C (59°F), controlling one's breathing becomes harder.

Daylight

The average length of the day in October in Aomori, Japan, is 11h and 8min.
On the first day of the month, sunrise is at 05:33 and sunset at 17:19. On the last day of October, sunrise is at 06:06 and sunset at 16:34 JST.

Sunshine

In Aomori, the average sunshine in October is 5h.

UV index

In October, the average daily maximum UV index in Aomori is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 4 during October leads to these instructions:
Exercise prevention - Warding off sunburn is urged. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.