September Weather in Ofunato, Japan

Last updated: August 23, 2025

In September, the average temperature in Ofunato, Japan is a pleasant 20°C (69°F). Visitors can expect a minimum of 12°C (54°F) and a maximum of 28°C (83°F), making it a comfortable time to explore. However, be prepared for some rain, as the area receives about 162 mm (6.4 in) of precipitation over 14 days. With an average humidity level of 86%, it’s advisable to stay hydrated and enjoy the lush scenery!

September Temperature in Ofunato

In September in Ofunato, the average temperature is 20°C (69°F), with maximums reaching 28°C (83°F) and minimums dipping as low as 12°C (54°F). This pleasant climate makes Ofunato an ideal destination for travelers seeking comfortable weather.

September Weather in Ofunato: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ofunato, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ofunato, September typically has an average temperature of 20°C (69°F), with highs reaching up to 28°C (83°F) and lows dropping to around 12°C (54°F).

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

September Precipitation in Ofunato

In Ofunato in September, the total precipitation amount is 162 mm (6.4 in) over the course of 14 days.

September Precipitation Trends in Ofunato

The chart displays monthly precipitation patterns in Ofunato, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Ofunato, September typically receives around 162 mm (6.4 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Ofunato

In Ofunato in September, humidity is 86%. With an average temperature of 20°C (69°F), this humidity feels like a warm, dense blanket wrapping around you, making travel feel sluggish and sticky, as each step can leave you yearning for a cool breeze or a refreshing drink.

September Average Humidity in Ofunato

This chart illustrates the average monthly humidity levels in Ofunato, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Ofunato is approximately 86%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ofunato

In Ofunato in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Ofunato.

Maximum UV Index Levels in Ofunato for September

The chart shows the monthly maximum UV Index (UVI) for Ofunato in September, 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 September, the maximum UV index in Ofunato typically reaches 9, which falls under the very high exposure category.

Data source: Ofunato September 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 September Weather in Ofunato Compares to Other Months

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

This table compares monthly weather conditions in Ofunato, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	46 mm (1.8 inches)	80%	moderate
February Weather	2°C (36°F)	51 mm (2.0 inches)	79%	moderate
March Weather	5°C (42°F)	117 mm (4.6 inches)	77%	high
April Weather	9°C (48°F)	124 mm (4.9 inches)	75%	very high
May Weather	13°C (56°F)	123 mm (4.8 inches)	80%	very high
June Weather	17°C (62°F)	126 mm (5.0 inches)	87%	extreme
July Weather	21°C (69°F)	183 mm (7.2 inches)	92%	very high
August Weather	23°C (73°F)	194 mm (7.6 inches)	92%	very high
September Weather	20°C (69°F)	162 mm (6.4 inches)	86%	very high
October Weather	16°C (61°F)	218 mm (8.6 inches)	82%	high
November Weather	10°C (50°F)	56 mm (2.2 inches)	79%	moderate
December Weather	4°C (40°F)	68 mm (2.7 inches)	80%	moderate