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September Weather in Hasaki, Japan

Last updated: August 23, 2025

The average temperature in Hasaki, Japan during September is a comfortable 24°C (76°F). Expect minimums around 18°C (64°F) and maximums peaking at 32°C (89°F). This month also brings 185 mm (7.3 in) of precipitation over approximately 16 days, contributing to a high average humidity of 83%. Prepare for a tropical experience!

September Temperature in Hasaki

In September in Hasaki, the average temperature is 24°C (76°F). Maximum can reach 32°C (89°F) and minimum can be as low as 18°C (64°F). This favorable climate makes Hasaki an ideal destination for travelers seeking pleasant weather.

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

The chart illustrates September temperature patterns in Hasaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hasaki, September typically has an average temperature of 24°C (76°F), with highs reaching up to 32°C (89°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec464652586670778075686050
Data source: Temperature data for Hasaki 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 Hasaki

In Hasaki in September, the precipitation amount is 185 mm (7.3 in) over the course of 16 days.

September Precipitation Trends in Hasaki

The chart displays monthly precipitation patterns in Hasaki, 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 Hasaki, September typically receives around 185 mm (7.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec65591611161441842019418527412496
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hasaki

In Hasaki in September, humidity is 83%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier and possibly causing travelers to sweat more quickly, prompting frequent breaks in shaded areas or the search for refreshing beverages.

September Average Humidity in Hasaki

This chart illustrates the average monthly humidity levels in Hasaki, 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 Hasaki is approximately 83%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Hasaki

In Hasaki in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Hasaki.

Maximum UV Index Levels in Hasaki for September

The chart shows the monthly maximum UV Index (UVI) for Hasaki 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 Hasaki typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec358101111111010754
Data source: Hasaki 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 Hasaki Compares to Other Months

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

This table compares monthly weather conditions in Hasaki, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)65 mm (2.6 inches)70%moderate
February Weather8°C (47°F)59 mm (2.3 inches)69%moderate
March Weather11°C (53°F)161 mm (6.3 inches)68%very high
April Weather14°C (58°F)116 mm (4.6 inches)73%very high
May Weather19°C (66°F)144 mm (5.7 inches)81%extreme
June Weather21°C (71°F)184 mm (7.2 inches)88%extreme
July Weather25°C (77°F)201 mm (7.9 inches)94%extreme
August Weather27°C (80°F)94 mm (3.7 inches)87%very high
September Weather24°C (76°F)185 mm (7.3 inches)83%very high
October Weather20°C (68°F)274 mm (10.8 inches)78%high
November Weather15°C (60°F)124 mm (4.9 inches)74%moderate
December Weather10°C (51°F)96 mm (3.8 inches)72%moderate

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