October weather forecast
Yamagata, Japan

Yamagata falls fully into the embrace of autumn in October. As warmth subsides, the city boasts a display of brilliant crimson and golden hues from the turning leaves. Temperatures continue their gradual descent from September's relatively mild weather. The amount of rainfall in October reduces to 76mm (2.99"), allowing for dry and crisp weather conducive to outdoor explorations. By month end, November ushers a chill in the air as Yamagata nears winter yet again.

Temperature

October weather is marked by a drop in the average high-temperature, falling from a moderately hot 25°C (77°F) in September to a refreshing 19°C (66.2°F). In October, Yamagata records an average nighttime temperature of 9°C (48.2°F).

Rainfall

In Yamagata, during October, the rain falls for 19 days and regularly aggregates up to 76mm (2.99") of precipitation. Throughout the year, in Yamagata, there are 260 rainfall days, and 1125mm (44.29") of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Yamagata.

Daylight

The average length of the day in October in Yamagata is 11h and 13min.
On the first day of the month, sunrise is at 05:34 and sunset at 17:22. On the last day of October, in Yamagata, Japan, sunrise is at 06:03 and sunset at 16:40 JST.

Sunshine

The average sunshine in October is 4h.

UV index

The average daily maximum UV index in October in Yamagata is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In October, an average UV index of 5 transforms into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.