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October Weather in Yachimata, Japan

Last updated: August 23, 2025

In Yachimata, Japan, the climate in October is characterized by an average temperature of 19°C (66°F). Expect a range of 9°C (48°F) to a warm 31°C (88°F), making it a month of pleasant variability. However, be prepared for 254 mm (10.0 in) of precipitation spread over 14 days, with an average humidity level of 78%, ensuring a lush environment throughout the month.

October Temperature in Yachimata

In October in Yachimata, the average temperature is 19°C (66°F). The maximum can reach 31°C (88°F), while the minimum can drop to as low as 9°C (48°F). This pleasant range of temperatures makes Yachimata an ideal destination for travelers seeking a comfortable climate.

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

The chart illustrates October temperature patterns in Yachimata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yachimata, October typically has an average temperature of 19°C (66°F), with highs reaching up to 31°C (88°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec414351586772798275665746
Data source: Temperature data for Yachimata generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Yachimata

In Yachimata in October, the precipitation amount is 254 mm (10.0 in) over the course of 14 days.

October Precipitation Trends in Yachimata

The chart displays monthly precipitation patterns in Yachimata, 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 Yachimata, October typically receives around 254 mm (10.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec524613611612816122310218625410171
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Yachimata

In Yachimata in October, humidity is 78%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making traveling quite uncomfortable unless you're well-prepared with lightweight, breathable clothing and frequent breaks to stay hydrated.

October Average Humidity in Yachimata

This chart illustrates the average monthly humidity levels in Yachimata, 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 Yachimata is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%69%68%73%81%88%94%87%83%78%74%72%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Yachimata

In Yachimata in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Yachimata.

Maximum UV Index Levels in Yachimata for October

The chart shows the monthly maximum UV Index (UVI) for Yachimata 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 Yachimata typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589111111119754
Data source: Yachimata 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 Yachimata Compares to Other Months

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

This table compares monthly weather conditions in Yachimata, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)52 mm (2.1 inches)70%moderate
February Weather6°C (44°F)46 mm (1.8 inches)69%moderate
March Weather10°C (51°F)136 mm (5.4 inches)68%very high
April Weather14°C (58°F)116 mm (4.6 inches)73%very high
May Weather19°C (67°F)128 mm (5.0 inches)81%extreme
June Weather22°C (72°F)161 mm (6.3 inches)88%extreme
July Weather26°C (79°F)223 mm (8.8 inches)94%extreme
August Weather28°C (82°F)102 mm (4.0 inches)87%extreme
September Weather24°C (75°F)186 mm (7.3 inches)83%very high
October Weather19°C (66°F)254 mm (10.0 inches)78%high
November Weather14°C (57°F)101 mm (4.0 inches)74%moderate
December Weather8°C (46°F)71 mm (2.8 inches)72%moderate

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