October Weather in Koka, Japan

Last updated: August 23, 2025

In October, the average temperature in Koka, Japan hovers around 18°C (65°F). Expect a minimum chill of 6°C (44°F) and the possibility of a maximum heat reaching 31°C (88°F). Be prepared for 271 mm (10.7 in) of precipitation spread over 14 days, with humidity levels averaging a muggy 85%.

October Temperature in Koka

In October in Koka, the average temperature is 18°C (65°F). The maximum can reach 31°C (88°F), while the minimum can drop as low as 6°C (44°F). This moderate climate makes Koka an excellent destination for travelers seeking pleasant weather.

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

The chart illustrates October temperature patterns in Koka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Koka, October typically has an average temperature of 18°C (65°F), with highs reaching up to 31°C (88°F) and lows dropping to around 6°C (44°F).

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

October Precipitation in Koka

In Koka in October, the precipitation amount is 271 mm (10.7 in) over the course of 14 days.

October Precipitation Trends in Koka

The chart displays monthly precipitation patterns in Koka, 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 Koka, October typically receives around 271 mm (10.7 inches) of precipitation spread over approximately 14 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 Koka

In Koka in October humidity is 85%. With an average temperature of 18°C (65°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities challenging but creating a lush, vibrant atmosphere that invites exploration.

October Average Humidity in Koka

This chart illustrates the average monthly humidity levels in Koka, 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 Koka is approximately 85%, 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 Koka

In Koka 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 Koka.

Maximum UV Index Levels in Koka for October

The chart shows the monthly maximum UV Index (UVI) for Koka 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 Koka typically reaches 7, which falls under the high exposure category.

Data source: Koka 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 Koka Compares to Other Months

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

This table compares monthly weather conditions in Koka, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	53 mm (2.1 inches)	82%	moderate
February Weather	5°C (40°F)	58 mm (2.3 inches)	79%	high
March Weather	9°C (48°F)	136 mm (5.3 inches)	74%	very high
April Weather	13°C (56°F)	146 mm (5.8 inches)	76%	very high
May Weather	19°C (66°F)	163 mm (6.4 inches)	83%	extreme
June Weather	22°C (72°F)	174 mm (6.8 inches)	87%	extreme
July Weather	26°C (79°F)	301 mm (11.8 inches)	93%	extreme
August Weather	28°C (82°F)	207 mm (8.2 inches)	91%	extreme
September Weather	24°C (75°F)	168 mm (6.6 inches)	87%	very high
October Weather	18°C (65°F)	271 mm (10.7 inches)	85%	high
November Weather	12°C (53°F)	47 mm (1.8 inches)	83%	moderate
December Weather	6°C (44°F)	64 mm (2.5 inches)	83%	moderate