October weather forecast
Okayama, Japan

October brings a drop in temperatures as Okayama makes a swift transition from summer to autumn with highs of 22.5°C (72.5°F). The rainfall lessens to 81mm (3.19"), creating the perfect balance between sunny and rainy days. The changing hues of leaves against the backdrop of clear blue skies become a visual treat for both residents and tourists. As Okayama moves deeper into autumn, a slight nip in the air is evident, providing a much-needed relief after the scorching summer months. Scenes of heart-warming harmony emerge with the mixing of vibrant autumn colors and traditional Japanese architecture.

Temperature

The arrival of October in Okayama signals a shift in temperature, down from a moderately hot 28.4°C (83.1°F) in September to a pleasant 22.5°C (72.5°F). Throughout the month of October, Okayama witnesses an average temperature of 14°C (57.2°F).

Humidity

The average relative humidity in October is 69%.

Rainfall

In Okayama, in October, during 14 rainfall days, 81mm (3.19") of precipitation is typically accumulated. In Okayama, during the entire year, the rain falls for 189 days and collects up to 1106mm (43.54") of precipitation.

Snowfall

In Okayama, snow does not fall in April through December.

Sea temperature

In October, the average sea temperature is 23.2°C (73.8°F).
Note: Imagine a swim in 23.2°C (73.8°F) waters. How you'd feel depends on your cold sensitivity, the sun's rays, the caress of the wind, and the warmth enveloping you. Comparatively, Olympic swimmers train in waters between 25°C (77°F) and 28°C (82.4°F).

Daylight

In October, the average length of the day is 11h and 19min.
On the first day of the month, sunrise is at 05:59 and sunset at 17:48. On the last day of October, sunrise is at 06:24 and sunset at 17:11 JST.

Sunshine

In Okayama, the average sunshine in October is 5.6h.

UV index

In October, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 6 during October morphs into the following directions:
Guard against overexposure. Protection from sun-induced harm is essential. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.