October Weather in Yoichi, Japan

Last updated: August 23, 2025

In October, the average temperature in Yoichi, Japan is around 12°C (54°F), offering a mild climate perfect for exploration. Expect temperatures to dip as low as 4°C (40°F) and soar up to 22°C (72°F). With an average precipitation of 146 mm (5.8 in) spread over 17 days, don’t forget your umbrella! The humidity levels are typically high at 83%, making it a unique environment to experience.

October Temperature in Yoichi

In October, in Yoichi, the average temperature is 12°C (54°F), with maximums reaching 22°C (72°F) and minimums dropping as low as 4°C (40°F). This weather offers a comfortable climate for exploring and enjoying outdoor activities during your trip.

October Weather in Yoichi: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Yoichi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yoichi, October typically has an average temperature of 12°C (54°F), with highs reaching up to 22°C (72°F) and lows dropping to around 4°C (40°F).

Data source: Temperature data for Yoichi generated using information from the Copernicus Climate Change Service.

October Precipitation in Yoichi

In Yoichi in October, the total precipitation amount is 146 mm (5.8 in) distributed over 17 days.

October Precipitation Trends in Yoichi

The chart displays monthly precipitation patterns in Yoichi, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Yoichi, October typically receives around 146 mm (5.8 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

October Humidity in Yoichi

In Yoichi in October humidity is 83%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making outdoor exploration feel sticky and uncomfortable, which can dampen the excitement of traveling.

October Average Humidity in Yoichi

This chart illustrates the average monthly humidity levels in Yoichi, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Yoichi is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Yoichi

In Yoichi in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Yoichi.

Maximum UV Index Levels in Yoichi for October

The chart shows the monthly maximum UV Index (UVI) for Yoichi in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Yoichi typically reaches 5, which falls under the moderate exposure category.

Data source: Yoichi October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How October Weather in Yoichi Compares to Other Months

Weather in Yoichi varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Yoichi, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Yoichi, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (26°F)	93 mm (3.7 inches)	84%	low
February Weather	-3°C (27°F)	103 mm (4.0 inches)	83%	moderate
March Weather	1°C (35°F)	93 mm (3.7 inches)	81%	moderate
April Weather	5°C (42°F)	76 mm (3.0 inches)	81%	high
May Weather	12°C (53°F)	83 mm (3.3 inches)	86%	very high
June Weather	15°C (59°F)	99 mm (3.9 inches)	87%	very high
July Weather	20°C (69°F)	78 mm (3.1 inches)	93%	very high
August Weather	21°C (71°F)	149 mm (5.9 inches)	95%	very high
September Weather	18°C (65°F)	106 mm (4.2 inches)	88%	very high
October Weather	12°C (54°F)	146 mm (5.8 inches)	83%	moderate
November Weather	5°C (42°F)	170 mm (6.7 inches)	79%	moderate
December Weather	-1°C (30°F)	146 mm (5.7 inches)	80%	low