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September Weather in Tarumizu, Japan

Last updated: August 23, 2025

In September, the average temperature in Tarumizu, Japan hovers around 26°C (78°F), making it a pleasant destination. However, be prepared for a range; temperatures can dip as low as 17°C (63°F) or soar to 33°C (91°F). Visitors should also anticipate an average precipitation of 258 mm (10.2 in) spread over 19 days, contributing to a relatively high humidity level of 80%.

September Temperature in Tarumizu

In September, in Tarumizu, the average temperature is 26°C (78°F), with maximums reaching 33°C (91°F) and minimums dipping to as low as 17°C (63°F). This moderate climate makes Tarumizu an ideal destination for travelers seeking pleasant weather.

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

The chart illustrates September temperature patterns in Tarumizu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tarumizu, September typically has an average temperature of 26°C (78°F), with highs reaching up to 33°C (91°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec474855626974818278706050
Data source: Temperature data for Tarumizu 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 Tarumizu

In Tarumizu in September, the total precipitation amount is 258 mm (10.2 in) recorded over a span of 19 days.

September Precipitation Trends in Tarumizu

The chart displays monthly precipitation patterns in Tarumizu, 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 Tarumizu, September typically receives around 258 mm (10.2 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec531021741462584254002062581439480
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tarumizu

In Tarumizu in September, humidity is 80%. With an average temperature of 26°C (78°F), this humidity feels like a warm blanket enveloping you, making travel a bit sticky yet vibrant, as you experience the lively atmosphere infused with the scent of tropical blooms and the soothing presence of nearby water.

September Average Humidity in Tarumizu

This chart illustrates the average monthly humidity levels in Tarumizu, 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 Tarumizu is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%68%72%79%83%86%90%85%80%78%76%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tarumizu

In Tarumizu in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Tarumizu.

Maximum UV Index Levels in Tarumizu for September

The chart shows the monthly maximum UV Index (UVI) for Tarumizu 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 Tarumizu typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5610101212121311865
Data source: Tarumizu 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 Tarumizu Compares to Other Months

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

This table compares monthly weather conditions in Tarumizu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)53 mm (2.1 inches)72%moderate
February Weather9°C (49°F)102 mm (4.0 inches)68%high
March Weather13°C (56°F)174 mm (6.8 inches)72%very high
April Weather17°C (62°F)146 mm (5.8 inches)79%very high
May Weather20°C (69°F)258 mm (10.2 inches)83%extreme
June Weather23°C (74°F)425 mm (16.7 inches)86%extreme
July Weather27°C (81°F)400 mm (15.8 inches)90%extreme
August Weather28°C (83°F)206 mm (8.1 inches)85%extreme
September Weather26°C (78°F)258 mm (10.2 inches)80%extreme
October Weather21°C (71°F)143 mm (5.6 inches)78%very high
November Weather15°C (60°F)94 mm (3.7 inches)76%high
December Weather10°C (50°F)80 mm (3.2 inches)74%moderate

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