October Weather in Oga, Japan

Last updated: August 23, 2025

In October, the average temperature in Oga, Japan hovers around 17°C (63°F), with daily highs reaching up to 25°C (76°F) and lows dipping to 10°C (50°F). Expect significant rainfall, as 218 mm (8.6 in) of precipitation is spread over 16 days, contributing to a pleasant yet humid environment with an average humidity of 80%.

October Temperature in Oga

In October in Oga, the average temperature is 17°C (63°F). The maximum can reach 25°C (76°F), while the minimum can drop to as low as 10°C (50°F). Therefore, it's a great time for travelers to enjoy mild weather, making it perfect for outdoor activities and exploration.

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

The chart illustrates October temperature patterns in Oga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oga, October typically has an average temperature of 17°C (63°F), with highs reaching up to 25°C (76°F) and lows dropping to around 10°C (50°F).

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

October Precipitation in Oga

In Oga in October, the total precipitation amount is 218 mm (8.6 in) spread over 16 days.

October Precipitation Trends in Oga

The chart displays monthly precipitation patterns in Oga, 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 Oga, October typically receives around 218 mm (8.6 inches) of precipitation spread over approximately 16 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 Oga

In Oga in October humidity is 80%. With an average temperature of 17°C (63°F), this humidity feels like you're walking through a thick, warm blanket, making travel feel slightly stifling and requiring frequent breaks to stay comfortable.

October Average Humidity in Oga

This chart illustrates the average monthly humidity levels in Oga, 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 Oga is approximately 80%, 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 Oga

In Oga in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Oga, you can refer to this Hourly UV Index in Oga.

Maximum UV Index Levels in Oga for October

The chart shows the monthly maximum UV Index (UVI) for Oga 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 Oga typically reaches 6, which falls under the high exposure category.

Data source: Oga 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 Oga Compares to Other Months

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

This table compares monthly weather conditions in Oga, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	148 mm (5.8 inches)	79%	moderate
February Weather	3°C (37°F)	159 mm (6.3 inches)	78%	moderate
March Weather	6°C (43°F)	116 mm (4.6 inches)	76%	high
April Weather	9°C (49°F)	129 mm (5.1 inches)	78%	very high
May Weather	14°C (58°F)	133 mm (5.2 inches)	86%	very high
June Weather	18°C (65°F)	146 mm (5.8 inches)	90%	very high
July Weather	23°C (74°F)	160 mm (6.3 inches)	93%	very high
August Weather	25°C (78°F)	199 mm (7.8 inches)	92%	extreme
September Weather	22°C (72°F)	165 mm (6.5 inches)	84%	very high
October Weather	17°C (63°F)	218 mm (8.6 inches)	80%	high
November Weather	11°C (53°F)	194 mm (7.6 inches)	76%	moderate
December Weather	6°C (42°F)	256 mm (10.1 inches)	78%	low