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September Weather in San Francisco Koben, Mexico

Last updated: August 27, 2025

In San Francisco Koben, Mexico, the average temperature in September is a warm 28°C (83°F). Expect a minimum of 24°C (76°F) and a maximum of 34°C (94°F). Throughout the month, precipitation averages 100 mm (3.9 in), occurring over 19 days. With an average humidity of 80%, be prepared for a tropical feel!

September Temperature in San Francisco Koben

In September in San Francisco Koben, the average temperature is 28°C (83°F), with maximums reaching 34°C (94°F) and minimums dipping to around 24°C (76°F). This warm climate makes it an ideal destination for travelers seeking a sunny getaway.

September Weather in San Francisco Koben: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Francisco Koben, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Francisco Koben, September typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (94°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec757779838583848383817876
Data source: Temperature data for San Francisco Koben 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 San Francisco Koben

In San Francisco Koben in September, the precipitation amount is 100 mm (3.9 in) during a span of 19 days.

September Precipitation Trends in San Francisco Koben

The chart displays monthly precipitation patterns in San Francisco Koben, 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 San Francisco Koben, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec176392317958961001363721
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Francisco Koben

In San Francisco Koben in September, humidity is 80%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket enveloping you, making travel feel sluggish and sticky, as every movement generates a sheen of perspiration that clings to your skin.

September Average Humidity in San Francisco Koben

This chart illustrates the average monthly humidity levels in San Francisco Koben, 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 San Francisco Koben is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%73%64%61%60%59%64%76%80%82%83%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Francisco Koben

In San Francisco Koben in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in San Francisco Koben.

Maximum UV Index Levels in San Francisco Koben for September

The chart shows the monthly maximum UV Index (UVI) for San Francisco Koben 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 San Francisco Koben typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810131313131313121197
Data source: San Francisco Koben 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 San Francisco Koben Compares to Other Months

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

This table compares monthly weather conditions in San Francisco Koben, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)17 mm (0.7 inches)78%very high
February Weather25°C (78°F)6 mm (0.2 inches)73%very high
March Weather26°C (80°F)3 mm (0.1 inches)64%extreme
April Weather28°C (83°F)9 mm (0.3 inches)61%extreme
May Weather29°C (85°F)23 mm (0.9 inches)59%extreme
June Weather28°C (84°F)179 mm (7.1 inches)59%extreme
July Weather29°C (84°F)58 mm (2.3 inches)64%extreme
August Weather29°C (84°F)96 mm (3.8 inches)76%extreme
September Weather28°C (83°F)100 mm (3.9 inches)80%extreme
October Weather27°C (82°F)136 mm (5.4 inches)82%extreme
November Weather25°C (78°F)37 mm (1.5 inches)83%very high
December Weather24°C (76°F)21 mm (0.8 inches)84%high

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