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July Weather in San Juan, Philippines

Last updated: August 27, 2025

In July, the average temperature in San Juan, Philippines is a warm 28°C (83°F), with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 34°C (94°F). Expect significant precipitation, totaling 362 mm (14.2 in) over the course of 29 days, contributing to an average humidity level of 88%.

July Temperature in San Juan

In July in San Juan, the average temperature is 28°C (83°F). Maximums can reach 34°C (94°F), while minimums can dip to as low as 25°C (78°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities in San Juan.

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

The chart illustrates July temperature patterns in San Juan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan, July typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (94°F) and lows dropping to around 25°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec808183858785838283838381
Data source: Temperature data for San Juan 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 Juan

In San Juan in July, the precipitation amount is 362 mm (14.2 in) over the course of 29 days.

July Precipitation Trends in San Juan

The chart displays monthly precipitation patterns in San Juan, 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 Juan, July typically receives around 362 mm (14.2 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec7221121391199362290290181120160
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in San Juan

In San Juan in July, humidity is 88%. With an average temperature of 28°C (83°F), this humidity feels like stepping into a warm, dense mist that clings to your skin, making outdoor activities noticeably more taxing and promoting a sense of sluggishness that can hinder your travel plans.

July Average Humidity in San Juan

This chart illustrates the average monthly humidity levels in San Juan, 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 Juan is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%71%69%69%76%87%89%89%89%86%89%86%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in San Juan

In San Juan in July, 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 Juan.

Maximum UV Index Levels in San Juan for July

The chart shows the monthly maximum UV Index (UVI) for San Juan 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 Juan typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141313131414131010
Data source: San Juan 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 Juan Compares to Other Months

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

This table compares monthly weather conditions in San Juan, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)71 mm (2.8 inches)76%extreme
February Weather27°C (81°F)21 mm (0.8 inches)71%extreme
March Weather29°C (84°F)12 mm (0.5 inches)68%extreme
April Weather30°C (86°F)13 mm (0.5 inches)69%extreme
May Weather30°C (87°F)91 mm (3.6 inches)76%extreme
June Weather29°C (85°F)199 mm (7.8 inches)87%extreme
July Weather28°C (83°F)362 mm (14.2 inches)88%extreme
August Weather28°C (83°F)290 mm (11.4 inches)89%extreme
September Weather28°C (83°F)290 mm (11.4 inches)89%extreme
October Weather28°C (83°F)181 mm (7.1 inches)86%extreme
November Weather28°C (83°F)120 mm (4.7 inches)89%very high
December Weather27°C (82°F)160 mm (6.3 inches)86%very high

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