October Weather in Saikai, Japan

Last updated: August 23, 2025

In October, the average temperature in Saikai, Japan typically hovers around 21°C (69°F), with a minimum of 14°C (57°F) and a pleasant maximum of 29°C (84°F). Visitors can expect about 110 mm (4.3 in) of precipitation spread over 7 days, contributing to an average humidity of 79%. Whether you're exploring or relaxing, these conditions create a unique experience in this charming destination!

October Temperature in Saikai

In October in Saikai, the average temperature is 21°C (69°F). Maximums can reach 29°C (84°F), while minimums can be as low as 14°C (57°F). This pleasant climate makes it a great time for travelers to explore the area comfortably.

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

The chart illustrates October temperature patterns in Saikai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saikai, October typically has an average temperature of 21°C (69°F), with highs reaching up to 29°C (84°F) and lows dropping to around 14°C (57°F).

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

October Precipitation in Saikai

In Saikai in October, the total precipitation amount is 110 mm (4.3 in) over the course of 7 days.

October Precipitation Trends in Saikai

The chart displays monthly precipitation patterns in Saikai, 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 Saikai, October typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 7 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 Saikai

In Saikai in October, humidity is 79%. With an average temperature of 21°C (69°F), this humidity feels like a warm embrace, making it ideal for leisurely explorations yet challenging for those unaccustomed to the mugginess while traveling.

October Average Humidity in Saikai

This chart illustrates the average monthly humidity levels in Saikai, 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 Saikai is approximately 79%, 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 Saikai

In Saikai 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 Saikai.

Maximum UV Index Levels in Saikai for October

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

Data source: Saikai 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 Saikai Compares to Other Months

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

This table compares monthly weather conditions in Saikai, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	58 mm (2.3 inches)	73%	moderate
February Weather	9°C (48°F)	93 mm (3.6 inches)	69%	high
March Weather	12°C (54°F)	147 mm (5.8 inches)	71%	very high
April Weather	15°C (60°F)	130 mm (5.1 inches)	79%	very high
May Weather	19°C (67°F)	206 mm (8.1 inches)	87%	extreme
June Weather	23°C (73°F)	231 mm (9.1 inches)	91%	extreme
July Weather	26°C (79°F)	393 mm (15.5 inches)	97%	extreme
August Weather	28°C (82°F)	320 mm (12.6 inches)	94%	extreme
September Weather	25°C (77°F)	223 mm (8.8 inches)	84%	extreme
October Weather	21°C (69°F)	110 mm (4.3 inches)	79%	high
November Weather	16°C (60°F)	65 mm (2.6 inches)	75%	high
December Weather	10°C (51°F)	81 mm (3.2 inches)	72%	moderate