October Weather in Ryugasaki, Japan

Last updated: August 23, 2025

In Ryugasaki, Japan, the average temperature in October hovers around 18°C (65°F), with a minimum dipping to 7°C (45°F) and a maximum soaring to 33°C (91°F). Expect a precipitation amount of 238 mm (9.4 in) spread over 14 days, bringing the average humidity to a notable 78%. Embrace the diverse weather this month!

October Temperature in Ryugasaki

In October in Ryugasaki, the average temperature is 18°C (65°F), with maximums reaching 33°C (91°F) and minimums dropping to as low as 7°C (45°F). This diverse range of temperatures makes it a great time for travelers to pack layers and enjoy both warm days and cooler evenings.

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

The chart illustrates October temperature patterns in Ryugasaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ryugasaki, October typically has an average temperature of 18°C (65°F), with highs reaching up to 33°C (91°F) and lows dropping to around 7°C (45°F).

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

October Precipitation in Ryugasaki

In Ryugasaki in October, the total precipitation amount is 238 mm (9.4 in) over a period of 14 days.

October Precipitation Trends in Ryugasaki

The chart displays monthly precipitation patterns in Ryugasaki, 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 Ryugasaki, October typically receives around 238 mm (9.4 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 Ryugasaki

In Ryugasaki in October, humidity is 78%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket, making travel quite muggy and potentially uncomfortable, as it can leave you feeling sticky and fatigued more quickly than usual.

October Average Humidity in Ryugasaki

This chart illustrates the average monthly humidity levels in Ryugasaki, 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 Ryugasaki is approximately 78%, 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 Ryugasaki

In Ryugasaki 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 Ryugasaki.

Maximum UV Index Levels in Ryugasaki for October

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

Data source: Ryugasaki 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 Ryugasaki Compares to Other Months

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

This table compares monthly weather conditions in Ryugasaki, 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 (40°F)	47 mm (1.8 inches)	70%	moderate
February Weather	6°C (43°F)	42 mm (1.7 inches)	69%	moderate
March Weather	10°C (51°F)	128 mm (5.0 inches)	68%	high
April Weather	14°C (58°F)	112 mm (4.4 inches)	73%	very high
May Weather	19°C (67°F)	125 mm (4.9 inches)	81%	very high
June Weather	22°C (72°F)	144 mm (5.7 inches)	88%	extreme
July Weather	26°C (79°F)	218 mm (8.6 inches)	94%	extreme
August Weather	28°C (82°F)	108 mm (4.3 inches)	87%	very high
September Weather	24°C (75°F)	171 mm (6.7 inches)	83%	very high
October Weather	18°C (65°F)	238 mm (9.4 inches)	78%	high
November Weather	13°C (56°F)	86 mm (3.4 inches)	74%	moderate
December Weather	7°C (45°F)	62 mm (2.4 inches)	72%	moderate