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October Weather in Katori-shi, Japan

Last updated: August 23, 2025

In Katori-shi, Japan, the average temperature in October hovers around 19°C (67°F), with minimums dipping to 10°C (51°F) and maximums soaring to 30°C (85°F). Expect precipitation of approximately 258 mm (10.1 in) spread over 15 days, while the average humidity rests at a comfortable 78%.

October Temperature in Katori-shi

In October in Katori-shi, the average temperature is 19°C (67°F). Maximums can reach 30°C (85°F), and minimums can be as low as 10°C (51°F). It's a great time to travel if you enjoy mild weather and comfortable outdoor activities.

October Weather in Katori-shi: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Katori-shi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Katori-shi, October typically has an average temperature of 19°C (67°F), with highs reaching up to 30°C (85°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec434551576671778175665848
Data source: Temperature data for Katori-shi generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Katori-shi

In Katori-shi in October, the precipitation amount reaches 258 mm (10.1 in) over a span of 15 days.

October Precipitation Trends in Katori-shi

The chart displays monthly precipitation patterns in Katori-shi, 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 Katori-shi, October typically receives around 258 mm (10.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec555214512313815820710017625811076
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Katori-shi

In Katori-shi in October humidity is 78%. With an average temperature of 19°C (67°F), this humidity feels like a warm, heavy blanket enveloping you, making traveling feel both sticky and sluggish as you navigate through the day.

October Average Humidity in Katori-shi

This chart illustrates the average monthly humidity levels in Katori-shi, 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 Katori-shi is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%69%68%73%81%88%94%87%83%78%74%72%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Katori-shi

In Katori-shi 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 Katori-shi.

Maximum UV Index Levels in Katori-shi for October

The chart shows the monthly maximum UV Index (UVI) for Katori-shi 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 Katori-shi typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109753
Data source: Katori-shi 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 Katori-shi Compares to Other Months

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

This table compares monthly weather conditions in Katori-shi, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)55 mm (2.2 inches)70%moderate
February Weather7°C (45°F)52 mm (2.0 inches)69%moderate
March Weather11°C (51°F)145 mm (5.7 inches)68%high
April Weather14°C (57°F)123 mm (4.8 inches)73%very high
May Weather19°C (66°F)138 mm (5.4 inches)81%very high
June Weather21°C (71°F)158 mm (6.2 inches)88%extreme
July Weather25°C (77°F)207 mm (8.2 inches)94%extreme
August Weather27°C (81°F)100 mm (3.9 inches)87%very high
September Weather24°C (75°F)176 mm (6.9 inches)83%very high
October Weather19°C (67°F)258 mm (10.1 inches)78%high
November Weather14°C (58°F)110 mm (4.3 inches)74%moderate
December Weather9°C (48°F)76 mm (3.0 inches)72%moderate

Compare Katori-shi's Climate with Cities Worldwide