October Weather in Iwakura, Japan

Last updated: August 23, 2025

In October, the average temperature in Iwakura, Japan hovers around 19°C (66°F). Expect a range from a cool minimum of 7°C (44°F) to a warm maximum of 32°C (90°F). Be prepared for 246 mm (9.7 in) of precipitation over approximately 14 days, contributing to an average humidity of 85%.

October Temperature in Iwakura

In October in Iwakura, the average temperature is 19°C (66°F). Maximums can reach 32°C (90°F) and minimums can be as low as 7°C (44°F). This varied climate makes Iwakura an ideal destination for travelers who enjoy both warm sunny days and cooler evenings.

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

The chart illustrates October temperature patterns in Iwakura, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iwakura, October typically has an average temperature of 19°C (66°F), with highs reaching up to 32°C (90°F) and lows dropping to around 7°C (44°F).

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

October Precipitation in Iwakura

In Iwakura in October, the precipitation amount is 246 mm (9.7 in) over the course of 14 days.

October Precipitation Trends in Iwakura

The chart displays monthly precipitation patterns in Iwakura, 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 Iwakura, October typically receives around 246 mm (9.7 inches) of precipitation spread over approximately 14 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 Iwakura

In Iwakura in October humidity is 85%. With an average temperature of 19°C (66°F), this humidity feels like a warm, sticky embrace that can make outdoor adventures feel more exhausting, as the air weighs heavy and every step can feel like a mini workout.

October Average Humidity in Iwakura

This chart illustrates the average monthly humidity levels in Iwakura, 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 Iwakura 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 Iwakura

In Iwakura 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 Iwakura.

Maximum UV Index Levels in Iwakura for October

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

Data source: Iwakura 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 Iwakura Compares to Other Months

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

This table compares monthly weather conditions in Iwakura, 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 (41°F)	52 mm (2.0 inches)	82%	moderate
February Weather	6°C (42°F)	59 mm (2.3 inches)	79%	high
March Weather	10°C (50°F)	151 mm (6.0 inches)	74%	very high
April Weather	14°C (58°F)	163 mm (6.4 inches)	76%	very high
May Weather	19°C (67°F)	196 mm (7.7 inches)	83%	extreme
June Weather	23°C (74°F)	196 mm (7.7 inches)	87%	extreme
July Weather	27°C (81°F)	384 mm (15.1 inches)	93%	extreme
August Weather	29°C (84°F)	253 mm (10.0 inches)	91%	extreme
September Weather	25°C (76°F)	225 mm (8.9 inches)	87%	very high
October Weather	19°C (66°F)	246 mm (9.7 inches)	85%	high
November Weather	13°C (55°F)	61 mm (2.4 inches)	83%	moderate
December Weather	7°C (45°F)	68 mm (2.7 inches)	83%	moderate