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October Weather in San Francisco, Colombia

Last updated: August 23, 2025

In October, the average temperature in San Francisco, Colombia hovers around 16°C (61°F), with a minimum of 10°C (49°F) and a pleasant maximum of 24°C (75°F). Expect 304 mm (12.0 in) of precipitation over 29 days, accompanied by an average humidity level of 67%.

October Temperature in San Francisco

In October in San Francisco, the average temperature is 16°C (61°F), with a maximum reaching 24°C (75°F) and a minimum dropping as low as 10°C (49°F). This climate makes it an ideal time for travelers to comfortably explore the sights and enjoy outdoor activities.

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

The chart illustrates October temperature patterns in San Francisco, 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, October typically has an average temperature of 16°C (61°F), with highs reaching up to 24°C (75°F) and lows dropping to around 10°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec616161626262636362616161
Data source: Temperature data for San Francisco 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.

October Precipitation in San Francisco

In San Francisco in October, the total precipitation amount is 304 mm (12.0 in) spread over 29 days.

October Precipitation Trends in San Francisco

The chart displays monthly precipitation patterns in San Francisco, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In San Francisco, October typically receives around 304 mm (12.0 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec122240345308307184128123198304257165
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in San Francisco

In San Francisco in October humidity is 67%. With average temperature 16°C (61°F), this humidity feels like a warm embrace that can make outdoor activities slightly uncomfortable, requiring travelers to stay hydrated and take frequent breaks in shaded areas.

October Average Humidity in San Francisco

This chart illustrates the average monthly humidity levels in San Francisco, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in San Francisco is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%50%64%85%92%89%73%64%68%73%66%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in San Francisco

In San Francisco in October, 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 Francisco, you can check here.

Maximum UV Index Levels in San Francisco for October

The chart shows the monthly maximum UV Index (UVI) for San Francisco in October, 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 October, the maximum UV index in San Francisco typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131416161514131414141211
Data source: San Francisco October 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 October Weather in San Francisco Compares to Other Months

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

This table compares monthly weather conditions in San Francisco, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)122 mm (4.8 inches)51%extreme
February Weather16°C (61°F)240 mm (9.5 inches)46%extreme
March Weather16°C (61°F)345 mm (13.6 inches)49%extreme
April Weather16°C (62°F)308 mm (12.1 inches)63%extreme
May Weather17°C (62°F)307 mm (12.1 inches)85%extreme
June Weather17°C (62°F)184 mm (7.2 inches)92%extreme
July Weather17°C (63°F)128 mm (5.0 inches)89%extreme
August Weather17°C (63°F)123 mm (4.8 inches)73%extreme
September Weather17°C (62°F)198 mm (7.8 inches)64%extreme
October Weather16°C (61°F)304 mm (12.0 inches)67%extreme
November Weather16°C (61°F)257 mm (10.1 inches)73%extreme
December Weather16°C (61°F)165 mm (6.5 inches)66%extreme

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