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September Weather in Matsuto, Japan

Last updated: August 23, 2025

The average temperature in Matsuto, Japan during September hovers around 23°C (74°F), with a minimum of 15°C (60°F) and a maximum reaching 34°C (94°F). Expect precipitation of approximately 213 mm (8.4 in) spread over 16 days, accompanied by a high average humidity of 84%.

September Temperature in Matsuto

In September in Matsuto, the average temperature is 23°C (74°F). Maximums can reach 34°C (94°F), while minimums can drop as low as 15°C (60°F). This weather makes it a perfect time for outdoor activities and exploring the attractions in Matsuto.

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

The chart illustrates September temperature patterns in Matsuto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Matsuto, September typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (94°F) and lows dropping to around 15°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec404147546470788174655545
Data source: Temperature data for Matsuto 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.

September Precipitation in Matsuto

In Matsuto in September, the precipitation amount is 213 mm (8.4 in) over the course of 16 days.

September Precipitation Trends in Matsuto

The chart displays monthly precipitation patterns in Matsuto, 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 Matsuto, September typically receives around 213 mm (8.4 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec195162145161124147286237213191147240
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Matsuto

In Matsuto in September, humidity is 84%. With an average temperature of 23°C (74°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel sticky and heavy, while the air's thickness can be quite exhausting for long periods of travel.

September Average Humidity in Matsuto

This chart illustrates the average monthly humidity levels in Matsuto, 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 Matsuto is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%76%77%85%89%93%92%84%81%77%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Matsuto

In Matsuto 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 Matsuto.

Maximum UV Index Levels in Matsuto for September

The chart shows the monthly maximum UV Index (UVI) for Matsuto 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 Matsuto typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec45810101111119753
Data source: Matsuto 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 Matsuto Compares to Other Months

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

This table compares monthly weather conditions in Matsuto, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)195 mm (7.7 inches)80%moderate
February Weather5°C (41°F)162 mm (6.4 inches)78%moderate
March Weather8°C (47°F)145 mm (5.7 inches)76%very high
April Weather12°C (54°F)161 mm (6.3 inches)77%very high
May Weather18°C (64°F)124 mm (4.9 inches)85%very high
June Weather21°C (70°F)147 mm (5.8 inches)89%extreme
July Weather26°C (78°F)286 mm (11.3 inches)93%extreme
August Weather27°C (82°F)237 mm (9.3 inches)92%extreme
September Weather23°C (74°F)213 mm (8.4 inches)84%very high
October Weather18°C (65°F)191 mm (7.5 inches)81%high
November Weather13°C (55°F)147 mm (5.8 inches)77%moderate
December Weather7°C (46°F)240 mm (9.5 inches)79%moderate

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