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September Weather in San Pedro, Bolivia

Last updated: August 22, 2025

In September, the average temperature in San Pedro, Bolivia hovers around 10°C (50°F). Expect a minimum of 2°C (36°F) and a maximum of 19°C (67°F). During this month, the region experiences about 34 mm (1.4 in) of precipitation over 10 days, with an average humidity of 70%. Stay prepared for a mix of cool and mild weather!

September Temperature in San Pedro

In September in San Pedro, the average temperature is 10°C (50°F), with maximums reaching 19°C (67°F) and minimums dropping as low as 2°C (36°F). This weather makes it ideal for travelers seeking a mild climate and the opportunity to enjoy outdoor activities comfortably.

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

The chart illustrates September temperature patterns in San Pedro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Pedro, September typically has an average temperature of 10°C (50°F), with highs reaching up to 19°C (67°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec505049504947474850515251
Data source: Temperature data for San Pedro 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 Pedro

In San Pedro in September, the total precipitation amount is 34 mm (1.4 in) over the course of 10 days.

September Precipitation Trends in San Pedro

The chart displays monthly precipitation patterns in San Pedro, 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 Pedro, September typically receives around 34 mm (1.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec22427023896321414103486112221
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Pedro

In San Pedro in September, humidity is 70%. With an average temperature of 10°C (50°F), this humidity feels like a cool embrace on your skin, making it a refreshing yet damp experience for traveling.

September Average Humidity in San Pedro

This chart illustrates the average monthly humidity levels in San Pedro, 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 Pedro is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%91%89%87%79%64%62%70%75%84%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Pedro

In San Pedro in September, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in San Pedro.

Maximum UV Index Levels in San Pedro for September

The chart shows the monthly maximum UV Index (UVI) for San Pedro 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 Pedro typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181917161310121416181918
Data source: San Pedro 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 Pedro Compares to Other Months

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

This table compares monthly weather conditions in San Pedro, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)224 mm (8.8 inches)91%extreme
February Weather10°C (50°F)270 mm (10.6 inches)91%extreme
March Weather10°C (50°F)238 mm (9.4 inches)91%extreme
April Weather10°C (50°F)96 mm (3.8 inches)88%extreme
May Weather9°C (49°F)32 mm (1.3 inches)87%extreme
June Weather8°C (47°F)14 mm (0.6 inches)79%very high
July Weather8°C (47°F)14 mm (0.6 inches)64%extreme
August Weather9°C (49°F)10 mm (0.4 inches)62%extreme
September Weather10°C (50°F)34 mm (1.4 inches)70%extreme
October Weather10°C (51°F)86 mm (3.4 inches)75%extreme
November Weather11°C (53°F)112 mm (4.4 inches)84%extreme
December Weather10°C (51°F)221 mm (8.7 inches)87%extreme

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