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September Weather in Four Seasons, United States

Last updated: June 24, 2025

In Four Seasons, United States, the average temperature in September hovers around 23°C (73°F), with lows dipping to 9°C (48°F) and highs soaring up to 34°C (94°F). Expect a modest precipitation level of 57 mm (2.2 in) spread over 7 days, bringing an average humidity of 72% for a truly refreshing atmosphere.

September Temperature in Four Seasons

In September in Four Seasons, the average temperature is 23°C (73°F). Maximums can reach 34°C (94°F), and minimums can be as low as 9°C (48°F). Travelers can expect warm days and cooler nights, making it a perfect time for outdoor adventures.

September Weather in Four Seasons: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Four Seasons, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Four Seasons, September typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec333647556676807673594640
Data source: Temperature data for Four Seasons 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 Four Seasons

In Four Seasons in September, the precipitation amount is 57 mm (2.2 in) over the course of 7 days.

September Precipitation Trends in Four Seasons

The chart displays monthly precipitation patterns in Four Seasons, 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 Four Seasons, September typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec706311812416210011498571146041
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Four Seasons

In Four Seasons in September, humidity is 72%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making travel exhilarating yet slightly sticky, as the air clings to your skin and invites you to seek out cool, refreshing places to explore.

September Average Humidity in Four Seasons

This chart illustrates the average monthly humidity levels in Four Seasons, 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 Four Seasons is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Four Seasons

In Four Seasons 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 Four Seasons.

Maximum UV Index Levels in Four Seasons for September

The chart shows the monthly maximum UV Index (UVI) for Four Seasons 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 Four Seasons typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35710101111109753
Data source: Four Seasons 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 Four Seasons Compares to Other Months

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

This table compares monthly weather conditions in Four Seasons, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)70 mm (2.7 inches)80%moderate
February Weather2°C (36°F)63 mm (2.5 inches)78%moderate
March Weather9°C (48°F)118 mm (4.6 inches)75%high
April Weather13°C (55°F)124 mm (4.9 inches)77%very high
May Weather19°C (66°F)162 mm (6.4 inches)82%very high
June Weather25°C (76°F)100 mm (3.9 inches)83%extreme
July Weather26°C (80°F)114 mm (4.5 inches)81%extreme
August Weather25°C (77°F)98 mm (3.9 inches)78%very high
September Weather23°C (73°F)57 mm (2.2 inches)72%very high
October Weather15°C (59°F)114 mm (4.5 inches)72%high
November Weather8°C (46°F)60 mm (2.4 inches)84%moderate
December Weather5°C (40°F)41 mm (1.6 inches)86%moderate

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