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September Weather in San Lorenzo de Esmeraldas, Ecuador

Last updated: August 23, 2025

In San Lorenzo de Esmeraldas, Ecuador, the average temperature in September is a pleasant 25°C (78°F), ideal for outdoor activities. Expect a minimum of 21°C (70°F) and a maximum of 31°C (89°F), providing a warm, inviting climate. However, be prepared for rain, as precipitation amounts to 255 mm (10.0 in) over 25 days, contributing to an average humidity of 88%.

September Temperature in San Lorenzo de Esmeraldas

In September, in San Lorenzo de Esmeraldas, the average temperature is 25°C (78°F), with maximums reaching 31°C (89°F) and minimums dropping to 21°C (70°F). This pleasant weather makes San Lorenzo de Esmeraldas an ideal destination for travelers looking to enjoy a comfortable climate.

September Weather in San Lorenzo de Esmeraldas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Lorenzo de Esmeraldas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Lorenzo de Esmeraldas, September typically has an average temperature of 25°C (78°F), with highs reaching up to 31°C (89°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec787979797978787877787878
Data source: Temperature data for San Lorenzo de Esmeraldas 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 Lorenzo de Esmeraldas

In San Lorenzo de Esmeraldas in September, the total precipitation amount is 255 mm (10.0 in) spread over 25 days.

September Precipitation Trends in San Lorenzo de Esmeraldas

The chart displays monthly precipitation patterns in San Lorenzo de Esmeraldas, 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 Lorenzo de Esmeraldas, September typically receives around 255 mm (10.0 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec385369320404521433307270255208186363
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Lorenzo de Esmeraldas

In San Lorenzo de Esmeraldas in September, humidity is 88%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities a sweat-drenched challenge and prompting frequent breaks in the shade to cool off.

September Average Humidity in San Lorenzo de Esmeraldas

This chart illustrates the average monthly humidity levels in San Lorenzo de Esmeraldas, 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 Lorenzo de Esmeraldas is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%91%88%87%84%78%80%88%90%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Lorenzo de Esmeraldas

In San Lorenzo de Esmeraldas 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 San Lorenzo de Esmeraldas.

Maximum UV Index Levels in San Lorenzo de Esmeraldas for September

The chart shows the monthly maximum UV Index (UVI) for San Lorenzo de Esmeraldas 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 Lorenzo de Esmeraldas typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415151412131313131211
Data source: San Lorenzo de Esmeraldas 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 Lorenzo de Esmeraldas Compares to Other Months

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

This table compares monthly weather conditions in San Lorenzo de Esmeraldas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)385 mm (15.2 inches)89%extreme
February Weather26°C (79°F)369 mm (14.5 inches)90%extreme
March Weather26°C (80°F)320 mm (12.6 inches)91%extreme
April Weather26°C (80°F)404 mm (15.9 inches)88%extreme
May Weather26°C (79°F)521 mm (20.5 inches)87%extreme
June Weather26°C (79°F)433 mm (17.0 inches)84%extreme
July Weather26°C (78°F)307 mm (12.1 inches)78%extreme
August Weather25°C (78°F)270 mm (10.6 inches)80%extreme
September Weather25°C (78°F)255 mm (10.0 inches)88%extreme
October Weather25°C (78°F)208 mm (8.2 inches)90%extreme
November Weather25°C (78°F)186 mm (7.3 inches)89%extreme
December Weather26°C (78°F)363 mm (14.3 inches)86%extreme

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