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September Weather in San Jose del Guaviare, Colombia

Last updated: August 23, 2025

In San Jose del Guaviare, Colombia, the average temperature for September is a warm 26°C (78°F). Daily highs can soar to 33°C (91°F), while the lows can dip to 21°C (69°F). Expect a fair share of rain, with precipitation averaging 152 mm (6.0 in) spread over 23 days. Average humidity hovers around 57%, contributing to the tropical feel of the month.

September Temperature in San Jose del Guaviare

In September in San Jose del Guaviare, the average temperature is 26°C (78°F), with a maximum reaching 33°C (91°F) and a minimum dropping to 21°C (69°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

September Weather in San Jose del Guaviare: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Jose del Guaviare, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jose del Guaviare, September typically has an average temperature of 26°C (78°F), with highs reaching up to 33°C (91°F) and lows dropping to around 21°C (69°F).
JanFebMarAprMayJunJulAugSepOctNovDec798279787776757778787879
Data source: Temperature data for San Jose del Guaviare 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 Jose del Guaviare

In San Jose del Guaviare in September, the precipitation amount reaches 152 mm (6.0 in) over the course of 23 days.

September Precipitation Trends in San Jose del Guaviare

The chart displays monthly precipitation patterns in San Jose del Guaviare, 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 Jose del Guaviare, September typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec685017526535835133316015222121192
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Jose del Guaviare

In San Jose del Guaviare in September, humidity is 57%. With an average temperature of 26°C (78°F), this humidity feels like a warm embrace, making travel comfortable yet slightly sticky, prompting the need for refreshing breaks in the shade.

September Average Humidity in San Jose del Guaviare

This chart illustrates the average monthly humidity levels in San Jose del Guaviare, 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 Jose del Guaviare is approximately 57%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec49%46%52%73%90%93%87%67%57%56%68%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Jose del Guaviare

In San Jose del Guaviare in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Jose del Guaviare, you can check here.

Maximum UV Index Levels in San Jose del Guaviare for September

The chart shows the monthly maximum UV Index (UVI) for San Jose del Guaviare 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 Jose del Guaviare typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131515161513131414141412
Data source: San Jose del Guaviare 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 Jose del Guaviare Compares to Other Months

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

This table compares monthly weather conditions in San Jose del Guaviare, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)68 mm (2.7 inches)49%extreme
February Weather28°C (82°F)50 mm (2.0 inches)46%extreme
March Weather26°C (79°F)175 mm (6.9 inches)52%extreme
April Weather26°C (78°F)265 mm (10.4 inches)73%extreme
May Weather25°C (77°F)358 mm (14.1 inches)90%extreme
June Weather25°C (76°F)351 mm (13.8 inches)93%extreme
July Weather24°C (76°F)333 mm (13.1 inches)87%extreme
August Weather25°C (77°F)160 mm (6.3 inches)67%extreme
September Weather26°C (78°F)152 mm (6.0 inches)57%extreme
October Weather26°C (78°F)221 mm (8.7 inches)56%extreme
November Weather26°C (79°F)211 mm (8.3 inches)68%extreme
December Weather26°C (79°F)92 mm (3.6 inches)70%extreme

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