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September Weather in Santa Barbara, Honduras

Last updated: August 23, 2025

In September, the average temperature in Santa Barbara, Honduras is a comfortable 25°C (77°F). Temperatures can range from a pleasant 19°C (66°F) to a warm 34°C (94°F). Expect some rain, with an average precipitation amount of 213 mm (8.4 in) over 26 days. Humidity levels are typically around 71%, adding a touch of tropical ambiance to the atmosphere.

September Temperature in Santa Barbara

In September in Santa Barbara, the average temperature is 25°C (77°F). Maximums can reach 34°C (94°F), and minimums can be as low as 19°C (66°F). This pleasant climate makes Santa Barbara an ideal destination for travelers seeking comfortable weather.

September Weather in Santa Barbara: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santa Barbara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Barbara, September typically has an average temperature of 25°C (77°F), with highs reaching up to 34°C (94°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec707274798078777777767270
Data source: Temperature data for Santa Barbara 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 Santa Barbara

In Santa Barbara in September, the total precipitation amount is 213 mm (8.4 in) spread over 26 days.

September Precipitation Trends in Santa Barbara

The chart displays monthly precipitation patterns in Santa Barbara, 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 Santa Barbara, September typically receives around 213 mm (8.4 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec7746414613823614117621322120188
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santa Barbara

In Santa Barbara in September humidity is 71%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace, making outdoor exploration a bit sticky but still enjoyable, especially if you take breaks in shaded areas and stay hydrated.

September Average Humidity in Santa Barbara

This chart illustrates the average monthly humidity levels in Santa Barbara, 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 Santa Barbara is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%72%61%53%51%52%58%63%71%79%79%74%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santa Barbara

In Santa Barbara in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Santa Barbara.

Maximum UV Index Levels in Santa Barbara for September

The chart shows the monthly maximum UV Index (UVI) for Santa Barbara 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 Santa Barbara typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414131414141312109
Data source: Santa Barbara 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 Santa Barbara Compares to Other Months

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

This table compares monthly weather conditions in Santa Barbara, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)77 mm (3.0 inches)80%very high
February Weather22°C (73°F)46 mm (1.8 inches)72%extreme
March Weather23°C (75°F)41 mm (1.6 inches)61%extreme
April Weather26°C (79°F)46 mm (1.8 inches)53%extreme
May Weather26°C (80°F)138 mm (5.4 inches)51%extreme
June Weather26°C (78°F)236 mm (9.3 inches)52%extreme
July Weather25°C (77°F)141 mm (5.6 inches)58%extreme
August Weather25°C (77°F)176 mm (6.9 inches)63%extreme
September Weather25°C (77°F)213 mm (8.4 inches)71%extreme
October Weather24°C (76°F)221 mm (8.7 inches)79%extreme
November Weather22°C (72°F)201 mm (7.9 inches)79%very high
December Weather21°C (71°F)88 mm (3.5 inches)74%very high

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