October Weather in Iyo, Japan

Last updated: August 23, 2025

In October, the average temperature in Iyo, Japan is a pleasant 19°C (66°F), with a minimum of 8°C (47°F) and a maximum reaching 29°C (84°F). Expect about 204 mm (8.0 in) of precipitation over 10 days, contributing to an average humidity of 82%. Enjoy the mix of warmth and moisture this month!

October Temperature in Iyo

In October in Iyo, the average temperature is 19°C (66°F). The maximum can reach 29°C (84°F), while the minimum can be as low as 8°C (47°F). Overall, this climate makes Iyo an ideal destination for travelers seeking comfortable weather and a pleasant experience.

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

The chart illustrates October temperature patterns in Iyo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iyo, October typically has an average temperature of 19°C (66°F), with highs reaching up to 29°C (84°F) and lows dropping to around 8°C (47°F).

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

October Precipitation in Iyo

In Iyo in October, the precipitation amount is 204 mm (8.0 in) over the course of 10 days.

October Precipitation Trends in Iyo

The chart displays monthly precipitation patterns in Iyo, 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 Iyo, October typically receives around 204 mm (8.0 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Iyo

In Iyo in October humidity is 82%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket wrapping around you, making it slightly uncomfortable for traveling as you might find yourself constantly seeking shade or a cool breeze.

October Average Humidity in Iyo

This chart illustrates the average monthly humidity levels in Iyo, 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 Iyo is approximately 82%, 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 Iyo

In Iyo in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Iyo.

Maximum UV Index Levels in Iyo for October

The chart shows the monthly maximum UV Index (UVI) for Iyo 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 Iyo typically reaches 8, which falls under the very high exposure category.

Data source: Iyo 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 Iyo Compares to Other Months

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

This table compares monthly weather conditions in Iyo, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	60 mm (2.4 inches)	74%	moderate
February Weather	6°C (43°F)	90 mm (3.6 inches)	70%	high
March Weather	10°C (50°F)	129 mm (5.1 inches)	70%	very high
April Weather	14°C (57°F)	135 mm (5.3 inches)	76%	very high
May Weather	18°C (65°F)	153 mm (6.0 inches)	82%	extreme
June Weather	22°C (72°F)	215 mm (8.5 inches)	86%	extreme
July Weather	26°C (79°F)	374 mm (14.7 inches)	91%	extreme
August Weather	27°C (81°F)	197 mm (7.7 inches)	88%	extreme
September Weather	24°C (75°F)	212 mm (8.4 inches)	85%	extreme
October Weather	19°C (66°F)	204 mm (8.0 inches)	82%	very high
November Weather	13°C (55°F)	61 mm (2.4 inches)	79%	high
December Weather	8°C (46°F)	69 mm (2.7 inches)	77%	moderate