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September Weather in Buena, United States

Last updated: June 24, 2025

In Buena, United States, the average temperature in September reaches a pleasant 22°C (72°F). During this month, you can expect temperatures to vary, with a minimum of 7°C (45°F) and a maximum of 35°C (95°F). Rainfall is also a factor, as 102 mm (4.0 in) of precipitation typically falls over 11 days. Moreover, the air tends to be quite humid, with an average humidity level of 75%, making it an interesting time to experience the local climate!

September Temperature in Buena

In September in Buena, the average temperature is 22°C (72°F). The maximum can reach 35°C (95°F), while the minimum can drop to as low as 7°C (45°F). This diverse temperature range makes it a perfect time for travelers to enjoy both warm days and cooler evenings while exploring the sights.

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

The chart illustrates September temperature patterns in Buena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Buena, September typically has an average temperature of 22°C (72°F), with highs reaching up to 35°C (95°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec374045556474797771624841
Data source: Temperature data for Buena 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 Buena

In Buena in September, the precipitation amount is 102 mm (4.0 in) over the course of 11 days.

September Precipitation Trends in Buena

The chart displays monthly precipitation patterns in Buena, 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 Buena, September typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec619810610012511613916210312274100
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Buena

In Buena in September, humidity is 75%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet requiring travelers to stay hydrated and take breaks in shaded areas.

September Average Humidity in Buena

This chart illustrates the average monthly humidity levels in Buena, 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 Buena is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Buena

In Buena in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Buena.

Maximum UV Index Levels in Buena for September

The chart shows the monthly maximum UV Index (UVI) for Buena 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 Buena typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Buena 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 Buena Compares to Other Months

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

This table compares monthly weather conditions in Buena, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)61 mm (2.4 inches)84%moderate
February Weather5°C (41°F)98 mm (3.9 inches)83%moderate
March Weather7°C (46°F)106 mm (4.2 inches)83%high
April Weather13°C (56°F)100 mm (3.9 inches)81%very high
May Weather18°C (65°F)125 mm (4.9 inches)78%very high
June Weather23°C (74°F)116 mm (4.6 inches)79%very high
July Weather26°C (80°F)139 mm (5.5 inches)74%very high
August Weather25°C (77°F)162 mm (6.4 inches)72%very high
September Weather22°C (72°F)102 mm (4.0 inches)75%very high
October Weather17°C (62°F)122 mm (4.8 inches)81%high
November Weather9°C (48°F)74 mm (2.9 inches)85%moderate
December Weather5°C (41°F)100 mm (3.9 inches)84%moderate

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