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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), making it a delightful time to visit. Expect minimums around 25°C (77°F) and maximums reaching 33°C (92°F). However, be prepared for some rain, as the region receives an average of 395 mm (15.6 in) over the month, coupled with high humidity levels of 88%.

July Temperature in San Juan

In July in San Juan, the average temperature is 28°C (83°F), with a maximum reaching 33°C (92°F) and a minimum dipping as low as 25°C (77°F). This makes it a perfect time to enjoy outdoor activities and explore the beautiful surroundings.

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 33°C (92°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec818183848583828282828382
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 395 mm (15.6 in) over the course of 30 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 395 mm (15.6 inches) of precipitation spread over approximately 30 days.
JanFebMarAprMayJunJulAugSepOctNovDec154998176204319395364368319196216
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.
JanFebMarAprMayJunJulAugSepOctNovDec85%80%77%78%85%87%88%89%90%87%90%91%
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 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 Juan, you can check here.

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 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121416161414141415131211
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 (81°F)154 mm (6.1 inches)85%extreme
February Weather27°C (81°F)99 mm (3.9 inches)80%extreme
March Weather28°C (83°F)81 mm (3.2 inches)77%extreme
April Weather29°C (85°F)76 mm (3.0 inches)78%extreme
May Weather29°C (85°F)204 mm (8.0 inches)84%extreme
June Weather29°C (84°F)319 mm (12.6 inches)87%extreme
July Weather28°C (83°F)395 mm (15.6 inches)88%extreme
August Weather28°C (83°F)364 mm (14.3 inches)89%extreme
September Weather28°C (83°F)368 mm (14.5 inches)90%extreme
October Weather28°C (83°F)319 mm (12.6 inches)87%extreme
November Weather28°C (83°F)196 mm (7.7 inches)90%extreme
December Weather28°C (82°F)216 mm (8.5 inches)91%extreme

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