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October Weather in Omitama, Japan

Last updated: August 23, 2025

In October, the average temperature in Omitama, Japan is a pleasant 19°C (66°F). Expect a range between a cool 10°C (51°F) and a warm 29°C (85°F). Be prepared for some rain, as the area receives about 258 mm (10.2 in) of precipitation over 16 days, contributing to an average humidity level of 80%.

October Temperature in Omitama

In October in Omitama, the average temperature is 19°C (66°F). The maximum can reach 29°C (85°F), while the minimum can be as low as 10°C (51°F). This mild climate makes Omitama an ideal destination for travelers looking to enjoy outdoor activities and comfortable weather.

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

The chart illustrates October temperature patterns in Omitama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Omitama, October typically has an average temperature of 19°C (66°F), with highs reaching up to 29°C (85°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec424450566470767974665747
Data source: Temperature data for Omitama 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 Omitama

In Omitama in October, the precipitation amount is 258 mm (10.2 in) over a period of 16 days.

October Precipitation Trends in Omitama

The chart displays monthly precipitation patterns in Omitama, 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 Omitama, October typically receives around 258 mm (10.2 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec535015012914415520910917625810273
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Omitama

In Omitama in October humidity is 80%. With an average temperature of 19°C (66°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor activities feel more strenuous and sticky, which can ultimately dampen the experience of traveling.

October Average Humidity in Omitama

This chart illustrates the average monthly humidity levels in Omitama, 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 Omitama is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%72%73%80%87%93%90%84%80%77%77%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Omitama

In Omitama 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 Omitama, you can refer to this Hourly UV Index in Omitama.

Maximum UV Index Levels in Omitama for October

The chart shows the monthly maximum UV Index (UVI) for Omitama 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 Omitama typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109653
Data source: Omitama 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 Omitama Compares to Other Months

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

This table compares monthly weather conditions in Omitama, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)53 mm (2.1 inches)76%moderate
February Weather6°C (44°F)50 mm (2.0 inches)75%moderate
March Weather10°C (50°F)150 mm (5.9 inches)72%high
April Weather13°C (56°F)129 mm (5.1 inches)73%very high
May Weather18°C (65°F)143 mm (5.6 inches)80%very high
June Weather21°C (70°F)155 mm (6.1 inches)87%extreme
July Weather24°C (76°F)209 mm (8.2 inches)92%extreme
August Weather26°C (80°F)109 mm (4.3 inches)90%very high
September Weather23°C (74°F)176 mm (6.9 inches)84%very high
October Weather19°C (66°F)258 mm (10.2 inches)80%high
November Weather14°C (57°F)102 mm (4.0 inches)77%moderate
December Weather8°C (47°F)73 mm (2.9 inches)77%moderate

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