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July Weather in San Francisco, Colombia

Last updated: August 23, 2025

In San Francisco, Colombia, the average temperature in July hovers around 24°C (76°F), providing a pleasant climate. Temperatures can dip as low as 17°C (63°F) and soar up to 33°C (92°F). Expect 55 mm (2.2 in) of precipitation spread across 8 days, with an average humidity of a cozy 85%.

July Temperature in San Francisco

In July in San Francisco, the average temperature is 24°C (76°F). Maximum temperatures can reach up to 33°C (92°F), while the minimum can drop to as low as 17°C (63°F). Overall, this climate makes San Francisco a comfortable destination for travelers seeking mild weather.

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

The chart illustrates July 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, July typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (92°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec727473737474757574737273
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.

July Precipitation in San Francisco

In San Francisco in July, the precipitation amount is 55 mm (2.2 in) over the course of 8 days.

July Precipitation Trends in San Francisco

The chart displays monthly precipitation patterns in San Francisco, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In San Francisco, July typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1061012382522511035594147279425146
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in San Francisco

In San Francisco in July humidity is 85%. With an average temperature of 24°C (76°F), this humidity feels like walking through a warm, thick blanket that envelops you, making every step slightly more laborious and prompting a constant desire for refreshing coolness while exploring.

July Average Humidity in San Francisco

This chart illustrates the average monthly humidity levels in San Francisco, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in San Francisco is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%77%80%83%88%87%85%80%80%85%87%83%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in San Francisco

In San Francisco in July, 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 July

The chart shows the monthly maximum UV Index (UVI) for San Francisco in July, 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 July, the maximum UV index in San Francisco typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141516171514141514141312
Data source: San Francisco July 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 July 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 July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (73°F)105 mm (4.2 inches)78%extreme
February Weather23°C (74°F)101 mm (4.0 inches)77%extreme
March Weather23°C (74°F)238 mm (9.4 inches)80%extreme
April Weather23°C (74°F)252 mm (9.9 inches)83%extreme
May Weather23°C (74°F)251 mm (9.9 inches)87%extreme
June Weather23°C (74°F)103 mm (4.1 inches)87%extreme
July Weather24°C (76°F)55 mm (2.2 inches)85%extreme
August Weather24°C (76°F)94 mm (3.7 inches)80%extreme
September Weather23°C (75°F)147 mm (5.8 inches)80%extreme
October Weather23°C (73°F)279 mm (11.0 inches)85%extreme
November Weather22°C (72°F)425 mm (16.7 inches)87%extreme
December Weather23°C (73°F)146 mm (5.7 inches)83%extreme

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